question_id int64 37.6M 73.2M | input_text stringlengths 88 52.4k | output_text stringlengths 37 35.6k | title stringlengths 15 150 | tags stringlengths 1 107 | q_score int64 -19 397 | view_count int64 3 879k | answer_count int64 1 21 | accepted_answer_id int64 37.6M 73.8M | answer_id int64 37.6M 73.8M | a_score int64 -5 1.29k | is_accepted bool 1
class | creation_date stringlengths 20 24 | input_text_instruct stringlengths 251 52.6k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
72,226,417 | Clean way to write this if<p>Hi I'm writing python function and when I try to test it with pylint it shows: R0912: Too many branches (20/12) (too-many-branches). How should I write this code below cleaner?</p>
<pre><code>rows = len(board)
cols = len(board[0])
count = 0
copy_board = deepcopy(board)
for i in range(rows):... | <p>Make two lists:<br>
<code>dx = [-1, -1, -1, 0, 0, 1, 1, 1]</code> <br>
<code>dy = [-1, 0, 1, -1, 1, -1, 0, 1]</code></p>
<p>then you can write the if part as:</p>
<pre><code>for k in range(len(dx)):
if check(i+dx[k], j+dy[k], rows, cols) and copy_board[i+dx[k]][j+dy[k]]:
count+=1
</code></pre> | Clean way to write this if | python|coding-style|pylint | -1 | 60 | 1 | 72,226,599 | 72,226,599 | 1 | true | 2022-05-13T08:15:46.853Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Clean way to write this if<p>Hi I'm writing python function and when I try to test it with pylint it shows: R0912: Too many branches (20/12) (too-many-branch... |
72,226,588 | Deep find object in tree, then return object and the path to it through the tree<p>I've written a recursive function to find a given object and the path within that tree, but when I change the target id (over here : if(tree.targetModuleId === 7)) to 10 I got error:</p>
<blockquote>
<p>"message": "Uncaugh... | <p>Some issues in <code>findInTree</code>:</p>
<ul>
<li><p><code>return []</code> is not correct: this is a truthy value, and so the caller's <code>if (tmp)</code> will be true, and it should not. The data type that your function returns should be consistent. It seems it should be an object with <code>result</code> and... | Deep find object in tree, then return object and the path to it through the tree | javascript|reactjs|typescript|algorithm|recursion | -1 | 98 | 1 | 72,226,911 | 72,226,911 | 1 | true | 2022-05-13T08:29:42.003Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Deep find object in tree, then return object and the path to it through the tree<p>I've written a recursive function to find a given object and the path with... |
72,226,691 | Can my symbol be exactly at the middle of mu button?<p>I have my "+" that is a little bellow the center in my button. How can he be right in the center? Here is my code: <a href="https://snack.expo.dev/@ljacquet/exemple-buton-plus" rel="nofollow noreferrer">Code</a></p> | <ol>
<li>Wrapper <code>TouchableOpacity</code> - should be <code>justifyContent: "center"</code></li>
<li>For <code>Text</code> need to set <code>fontFamily</code>. Or set <code>lineHeight</code> and <code>justifyContent</code></li>
</ol> | Can my symbol be exactly at the middle of mu button? | css|reactjs|react-native | -1 | 31 | 2 | 72,226,964 | 72,226,964 | 1 | true | 2022-05-13T08:38:29.920Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Can my symbol be exactly at the middle of mu button?<p>I have my "+" that is a little bellow the center in my button. How can he be right in the ce... |
72,228,475 | args[max_input] woocommerce if statement confused<p>Cant seem to figure this out with if statements. Wanting it to show QTY 4 unless stock available is less than 4..</p>
<p>So far I have this..</p>
<pre><code>function wpse_292293_quantity_input_default( $args, $product ) {
$args['max_value'] = $product->managing... | <blockquote>
<p>Wanting it to show QTY 4 unless stock available is less than 4..</p>
</blockquote>
<p>So that would be the minimum of the actual available stock, and 4.</p>
<pre><code>$args['input_value'] = min(4, $product->get_stock_quantity());
</code></pre> | args[max_input] woocommerce if statement confused | php|wordpress|woocommerce | -1 | 22 | 1 | 72,228,652 | 72,228,652 | 1 | true | 2022-05-13T10:57:04.013Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
args[max_input] woocommerce if statement confused<p>Cant seem to figure this out with if statements. Wanting it to show QTY 4 unless stock available is less ... |
72,225,577 | How to get difference of response received time and request made time<p>i need a difference between response recieved time - request made time.it should print the difference on the screen.for now it shows a button and if we click that button it prints response time stamp.</p>
<p><a href="https://i.stack.imgur.com/zKyjv... | <p>Try This-</p>
<pre><code>import android.annotation.SuppressLint;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
import com.android.volley.Request;
import com.android.volley.R... | How to get difference of response received time and request made time | android | -1 | 22 | 1 | 72,229,283 | 72,229,283 | 1 | true | 2022-05-13T06:59:29.323Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to get difference of response received time and request made time<p>i need a difference between response recieved time - request made time.it should prin... |
72,229,681 | How to remove property from object<p>We have an array of objects like this:</p>
<pre><code>const arrOfObjects = [
{
name: 'Ronaldo',
age: 20,
status: true
},
{
name: 'Messi',
age: 30,
status: false
},
{
name: 'Benzema',
age: 40,
status: false
},
{
name: 'Vini',
... | <p>Extract the <code>age</code> with destructuring and use a conditional part to insert it again:</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="snippet-code-js lang-js prettyprint-override"><code>const arrOfObjects = [{name: '... | How to remove property from object | javascript | -1 | 36 | 3 | 72,229,761 | 72,229,761 | 1 | true | 2022-05-13T12:33:50.687Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to remove property from object<p>We have an array of objects like this:</p>
<pre><code>const arrOfObjects = [
{
name: 'Ronaldo',
age: 20,
s... |
72,229,478 | Compose's "AndroidView"'s factory method doesn't recall when "remember" value change<p>I've an <code>AndroidView</code> on my UI and I'm creating a custom view class using factory scope. And I've <code>remember</code> value above my android view which is changing by user actions.</p>
<pre><code> val isActive = remem... | <p>As given in the <a href="https://developer.android.com/jetpack/compose/interop/interop-apis" rel="nofollow noreferrer">Docs</a>,<br />
Use <code>update</code> to handle state changes.</p>
<pre><code>update = { view ->
// View's been inflated or state read in this block has been updated
// Add logi... | Compose's "AndroidView"'s factory method doesn't recall when "remember" value change | android|kotlin|android-jetpack-compose|android-jetpack | -1 | 154 | 1 | 72,230,027 | 72,230,027 | 1 | true | 2022-05-13T12:16:42.077Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Compose's "AndroidView"'s factory method doesn't recall when "remember" value change<p>I've an <code>AndroidView</code> on my UI and I'm creating a custom vi... |
72,229,794 | Systemd consumer service starts before broker (RabbitMQ )<p>I have a RabbitMQ server set up on my raspberry Pi and I want the same device to run a consumer to handle messages to one of my queues. I first tried executing it from the crontab but realized later that running it as a systemd service may be a better idea. Th... | <p>Replace <code>Wants</code> with <code>Requires</code>, <code>Wants</code> is meaning good to have while <code>Requires</code> is a must.</p>
<p>Also, make sure the rabbitmq-server.service is in rabbitmq-server.target. If not, replace rabbitmq-server.target with rabbitmq-server.service</p>
<p>Reference: <a href="http... | Systemd consumer service starts before broker (RabbitMQ ) | python|rabbitmq|systemd | -1 | 87 | 1 | 72,230,278 | 72,230,278 | 1 | true | 2022-05-13T12:42:01.800Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Systemd consumer service starts before broker (RabbitMQ )<p>I have a RabbitMQ server set up on my raspberry Pi and I want the same device to run a consumer t... |
72,230,888 | C,Reading From File,Prinintg, Syntax Error identifier<p>Im trying to run my c code.
but im getting a problem and really tried that much to get the right thing and i couldnt know what the problem.
what is visual studio telling me that, i have syntax error
also missed "}"
but i checked every thing and its still... | <h1>Syntax errors</h1>
<p>In the C Playground (<a href="https://cplayground.com/?p=axolotl-albatross-okapi" rel="nofollow noreferrer">editable</a>) I get the following errors:</p>
<pre><code>/cplayground/code.cpp:7:5: error: unknown type name 'Student'
Student* arr;
^
</code></pre>
<p>Here, in the definition of... | C,Reading From File,Prinintg, Syntax Error identifier | c|syntax-error | -1 | 41 | 3 | 72,231,432 | 72,231,432 | 1 | true | 2022-05-13T14:04:26.877Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
C,Reading From File,Prinintg, Syntax Error identifier<p>Im trying to run my c code.
but im getting a problem and really tried that much to get the right thin... |
72,226,730 | Output doesn't come. Plotting issue [Matlab to python conversion]<p>This is my Pyhton code.</p>
<pre><code>import numpy as np
import matplotlib.pyplot as plt
n = 3; #% No of image
T = 100; #% for the time period user wants to see the mirage
ts = .2*... | <p>Here is a fixed version of your code. The basic idea is not to mix <code>concatenate</code> with <code>append</code>. In MATLAB, <code>[[a],[b]]</code> is a horizontal concatenation and is different from <code>list.append()</code> in Python. Also take care of the inclusive range in MATLAB vs. exclusive range in Pyth... | Output doesn't come. Plotting issue [Matlab to python conversion] | python|numpy|matlab | -1 | 46 | 1 | 72,231,622 | 72,231,622 | 1 | true | 2022-05-13T08:42:11.470Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Output doesn't come. Plotting issue [Matlab to python conversion]<p>This is my Pyhton code.</p>
<pre><code>import numpy as np
import matplotlib.pyplot as plt... |
72,231,472 | How to update jetpack compose slider state outside of the slider<p>So, I'm using the Jetpack compose for my app and I have a state with a float value in the viewModel. This value can be updated outside of the slider; but also from the slider when the finger is lifted (I'd rather not update it while the user is still sl... | <p>Just update the model value in the <code>onValueChange</code>. You never need an internal state, since that causes ambiguity. Just follow the "single source of truth" principle.</p>
<p>Use this</p>
<pre><code>Slider(
modifier = Modifier
.fillMaxWidth(),
v... | How to update jetpack compose slider state outside of the slider | android|kotlin|android-jetpack-compose | -1 | 350 | 2 | 72,231,694 | 72,231,694 | 1 | true | 2022-05-13T14:47:26.750Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to update jetpack compose slider state outside of the slider<p>So, I'm using the Jetpack compose for my app and I have a state with a float value in the ... |
72,230,306 | React Boostrap Select, First Select Option ins not triggered by onChange event<p>I'm using React Boostrap Select component :</p>
<pre><code> <Form.Group className="mb-1">
<Form.Label
htmlFor="type"
className="iig-form-label d-inline-block text-truncate"
>
... | <p>I couldn't follow your example, so I created a minimal example to show you how it works:</p>
<ul>
<li>Create state to store the value and <strong>give the id/value of the selected option you want to see initially as default value</strong></li>
<li>Write onChange handler</li>
<li>Pass state value and onChange handler... | React Boostrap Select, First Select Option ins not triggered by onChange event | javascript|reactjs|dom-events|jsx|react-bootstrap | -1 | 86 | 1 | 72,232,007 | 72,232,007 | 1 | true | 2022-05-13T13:24:00.043Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
React Boostrap Select, First Select Option ins not triggered by onChange event<p>I'm using React Boostrap Select component :</p>
<pre><code> <Form.Group ... |
72,231,786 | Need help printing execution details when I manually place a trade using IBKR API (Interactive Brokers)<p>I am trying to print execution details when an order is filled. I got this working in code using the execDetails method, however it only prints the execution details when it's the bot that places a trade. I am tryi... | <p>Alright, I figured it out. To get it to talk back to you with manual orders, you need to go to your TWS API settings and set the Master API Client ID to 0, then match it with the connect clientID:</p>
<pre><code>app.connect('127.0.0.1', 7497, 0)
</code></pre> | Need help printing execution details when I manually place a trade using IBKR API (Interactive Brokers) | python|algorithmic-trading|trading|interactive-brokers | -1 | 46 | 1 | 72,232,474 | 72,232,474 | 1 | true | 2022-05-13T15:09:54.883Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Need help printing execution details when I manually place a trade using IBKR API (Interactive Brokers)<p>I am trying to print execution details when an orde... |
72,232,527 | Using an empty string in path fails<p>In my node API i have some function that updates the email address Array of either a contact or a farm, its the same concept but the difference is where the array is located in farms is in Records.emails and in Contacts its in emails. So in my case I decide based on _type what the ... | <p>You can't do it like that, and more so, you don't need too.</p>
<ol>
<li>Define a variable that will receive the value of emails.</li>
<li>Use the conditional to disambiguate the input</li>
<li>Copy the emails from where it resides in the input, based on type</li>
</ol>
<pre><code>let e_emails
if(result.content._ty... | Using an empty string in path fails | javascript|node.js | -1 | 24 | 1 | 72,232,651 | 72,232,651 | 1 | true | 2022-05-13T16:11:43.313Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Using an empty string in path fails<p>In my node API i have some function that updates the email address Array of either a contact or a farm, its the same co... |
72,232,207 | Updating a Value of A Panda Dataframe with a Function<p>I have a function which updates a dataframe that I have passed in:</p>
<pre><code>def update_df(df, x, i):
for i in range(x):
list = ['name' + str(i), i + 2, i - 1]
df.loc[i] = list
return df, i
df = pd.DataFrame(columns=['lib', 'qty1'... | <p>If all you want is to concatenate the last two values in the <code>lib</code> column, and reassign the last row's <code>lib</code> column to that value:</p>
<pre class="lang-py prettyprint-override"><code>df.loc[df.index[-1], "lib"] = df[-2:]["lib"].sum()
</code></pre> | Updating a Value of A Panda Dataframe with a Function | python-3.x|pandas|dataframe | -1 | 24 | 1 | 72,232,923 | 72,232,923 | 1 | true | 2022-05-13T15:43:28.210Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Updating a Value of A Panda Dataframe with a Function<p>I have a function which updates a dataframe that I have passed in:</p>
<pre><code>def update_df(df, x... |
72,233,688 | find unique lists inside another list in an efficient way<pre><code>solution = [[1,0,0],[0,1,0], [1,0,0], [1,0,0]]
</code></pre>
<p>I have the above nested list, which contain some other lists inside it, how do we need to get the unique lists inside the solution</p>
<pre><code>output = [[1,0,0],[0,1,0]
</code></pre>
<p... | <p>If you don't care about the order, you can use <code>set</code>:</p>
<pre class="lang-py prettyprint-override"><code>solution = [[1,0,0],[0,1,0],[1,0,0],[1,0,0]]
output = set(map(tuple, solution))
print(output) # {(1, 0, 0), (0, 1, 0)}
</code></pre> | find unique lists inside another list in an efficient way | python|list|multidimensional-array|nested-lists | -1 | 53 | 5 | 72,233,765 | 72,233,765 | 1 | true | 2022-05-13T17:55:17.280Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
find unique lists inside another list in an efficient way<pre><code>solution = [[1,0,0],[0,1,0], [1,0,0], [1,0,0]]
</code></pre>
<p>I have the above nested l... |
72,233,965 | Javascript: How would you get the highest rated product category based on these 2 arrays<p>Assuming I have 2 arrays:</p>
<pre><code>const products = [
{
name: 'prod1',
category: 'Meat'
},
{
name: 'prod2',
category: 'Meat'
},
{
name: 'prod3',
category: 'Dairy'
}];
const rate = [
{... | <p>As the OP probably knows, canonical grouping goes like this...</p>
<pre><code>const prodsByCategory = products.reduce((acc, p) => {
let cat = p.category;
if (!acc[cat]) acc[cat] = [];
acc[cat].push(p);
return acc;
}, {});
</code></pre>
<p>Modify this a little to add the data which will be needed to optimi... | Javascript: How would you get the highest rated product category based on these 2 arrays | javascript|arrays|sorting | -1 | 24 | 1 | 72,234,545 | 72,234,545 | 1 | true | 2022-05-13T18:24:18.760Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Javascript: How would you get the highest rated product category based on these 2 arrays<p>Assuming I have 2 arrays:</p>
<pre><code>const products = [
{
... |
72,233,429 | C# WinForms | Can I detect specific Sounds with a Microphone Input and let my program detect that specific sound and respond to it?<p>I'm currently trying to make a C# programm that simulates a Dial-Up Connection. So this what the programm should do:</p>
<p>When I play a DTMF Tone like 212 5678912 or the Phone Ring Sig... | <p>To elaborate on @Jimi's link, this is pretty easy to do with NAudio and DtmfDetection.</p>
<pre class="lang-cs prettyprint-override"><code>using DtmfDetection.NAudio;
using NAudio.CoreAudioApi;
using NAudio.Wave;
static class Program
{
static void Main(string[] args)
{
using var audioSource = new Wa... | C# WinForms | Can I detect specific Sounds with a Microphone Input and let my program detect that specific sound and respond to it? | c#|winforms|audio | -1 | 82 | 1 | 72,234,581 | 72,234,581 | 1 | true | 2022-05-13T17:29:48.153Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
C# WinForms | Can I detect specific Sounds with a Microphone Input and let my program detect that specific sound and respond to it?<p>I'm currently trying to... |
72,233,887 | Regex to search for unique last names in XML<p>I have last names in an XML file that I would like to capture, which are unique. I am going off this other StackOverflow answer to start: <a href="https://stackoverflow.com/questions/40469320/only-match-unique-string-occurrences">Only match unique string occurrences</a> I ... | <p>Does this work for you?</p>
<p><code>/<LastName>(\w+)<\/LastName>(?!.*<LastName>\1<\/LastName>)/gsm</code> (note the flags, they're important)</p>
<p><a href="https://regex101.com/r/O1RocE/3" rel="nofollow noreferrer">Demo</a></p>
<p>The issue was that your <code>(.*)</code> to match the name... | Regex to search for unique last names in XML | regex | -1 | 37 | 2 | 72,235,121 | 72,235,121 | 1 | true | 2022-05-13T18:14:53.017Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Regex to search for unique last names in XML<p>I have last names in an XML file that I would like to capture, which are unique. I am going off this other Sta... |
72,233,721 | Selecting From multidimensional Numpy array with multidimensional mask<p>I am trying to build an example to understand image segmentation,
you are given an image of shape (1,2,2,3) it's a 2x2 image where each pixel has 3 numbers indicating the probability that this pixel is belonging to a specific class.
what I want is... | <p>I think you want to use:</p>
<pre><code>np.take_along_axis(pixel, mask, axis = -1)
</code></pre>
<p>You would also be able to get the same result without the use of a mask by using:</p>
<pre><code>pixel.max(axis = -1, keepdims = True)
</code></pre> | Selecting From multidimensional Numpy array with multidimensional mask | python|arrays|numpy|multidimensional-array|image-segmentation | -1 | 45 | 1 | 72,235,134 | 72,235,134 | 1 | true | 2022-05-13T17:58:33.610Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Selecting From multidimensional Numpy array with multidimensional mask<p>I am trying to build an example to understand image segmentation,
you are given an i... |
72,233,586 | Flask Login is not working properly on Python Anywhere<p>This morning I tried to login in my account from my website(deployed on pythonanywhere</p>
<p>After that, I tried to login from my main device. It worked perfectly. I checked if I entered the same credentials and I did.</p>
<p>The view function:</p>
<pre><code>@a... | <p>You should see whats being sent over when you post by printing the form data.</p>
<pre class="lang-py prettyprint-override"><code>@application.route('/logmein', methods=['POST'])
def logmein():
print(request.form)
# print each method so you can look around
print(dir(request.form))
return 'test'
</co... | Flask Login is not working properly on Python Anywhere | flask|pythonanywhere | -1 | 96 | 1 | 72,235,249 | 72,235,249 | 1 | true | 2022-05-13T17:45:33.947Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Flask Login is not working properly on Python Anywhere<p>This morning I tried to login in my account from my website(deployed on pythonanywhere</p>
<p>After ... |
72,231,371 | How to pull out the word I need in a column in Snowflake?<p>So I have a column in a table as follows:</p>
<p><strong>TBL</strong></p>
<pre><code>JFK 257: Gremlin vs Ronald 2
JFK 271: Walter vs Hamburglar
JFK 272: Pizza vs Papa 1
JFK 272: Pizza vs Papa 2
JFK 267:
JFK 275: Texas vs Cheese
</code></pre>
<p>And I want to ... | <p>Another approach without using regex. Load the data:</p>
<pre><code>CREATE TABLE TEMP2 (CUSTOMER VARCHAR);
INSERT INTO TEMP2 VALUES
('JFK 257: Gremlin vs Ronald 2'),
('JFK 271: Walter vs Hamburglar'),
('JFK 272: Pizza vs Papa 1'),
('JFK 272: Pizza vs Papa 2'),
('JFK 267: '),
('JFK 275: Texas vs Cheese');
</code></pr... | How to pull out the word I need in a column in Snowflake? | snowflake-cloud-data-platform | -1 | 51 | 2 | 72,236,011 | 72,236,011 | 1 | true | 2022-05-13T14:40:23.880Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to pull out the word I need in a column in Snowflake?<p>So I have a column in a table as follows:</p>
<p><strong>TBL</strong></p>
<pre><code>JFK 257: Gre... |
72,236,729 | Currently able to calculate total neighbors, I need just the neighbors that are alive<p>I have a bool [,] board that stores if the cell is alive or dead. The code I have provided is correctly telling me the total neighbors for each cell, the problem is I need to only count the alive neighbors. My thought was to have a ... | <p>assuming that the array is called 'alive'</p>
<pre><code> if (alive[row,col] && WithinBounds(row, col))
</code></pre> | Currently able to calculate total neighbors, I need just the neighbors that are alive | c#|multidimensional-array|boolean|nearest-neighbor | -1 | 34 | 1 | 72,236,754 | 72,236,754 | 1 | true | 2022-05-14T01:39:25.613Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Currently able to calculate total neighbors, I need just the neighbors that are alive<p>I have a bool [,] board that stores if the cell is alive or dead. The... |
72,236,728 | JavaScript - How do I print an input inside an array?<p>I already tried many ways to solve this, but it always returns <code>undefined</code>. What should I do to solve this issue?</p>
<pre class="lang-js prettyprint-override"><code>function printThreeFavoriteColours() {
const colours = [];
const colorUserFav1 = pr... | <p>You almost got it, you just need to remove <code>=</code> from your example</p>
<pre><code>function printThreeFavoriteColours() {
const colours = [];
const colorUserFav1 = prompt("type your first favorite color");
const colorUserFav2 = prompt("now, type your second favorite color");
const... | JavaScript - How do I print an input inside an array? | javascript|arrays|arraylist | -1 | 28 | 2 | 72,236,779 | 72,236,779 | 1 | true | 2022-05-14T01:39:05.827Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
JavaScript - How do I print an input inside an array?<p>I already tried many ways to solve this, but it always returns <code>undefined</code>. What should I ... |
72,236,631 | hallway problem - is there a way to solve in python?<p><a href="https://i.stack.imgur.com/yZGGs.png" rel="nofollow noreferrer">hallway problem picture</a></p>
<p>There is a some rooms and a hallway. Two of the rooms are connected to the hallway. Each of those rooms have one room connected to them. Those have no connect... | <p>You only need to change <code>range(len(lst))</code> to <code>range(1, len(lst))</code>. This is because when <code>i == 0</code>, the <code>if</code> condition becomes <code>if not lst[0] in d[-1]</code>, which you don't want.</p>
<pre class="lang-py prettyprint-override"><code>def possible_path(lst):
d = {1: [... | hallway problem - is there a way to solve in python? | python|logic | -1 | 32 | 1 | 72,236,861 | 72,236,861 | 1 | true | 2022-05-14T01:09:25.163Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
hallway problem - is there a way to solve in python?<p><a href="https://i.stack.imgur.com/yZGGs.png" rel="nofollow noreferrer">hallway problem picture</a></p... |
72,230,361 | How to change the structure of an an XML<p>From this string:</p>
<pre><code>label_config={
"label1": [
"modality1",
"modality2",
"modality3"],
"choice":"single",
"required": "true",
"name" :... | <p>To correctly encapsulate the <code><Choice></code> nodes under its parent, <code><Choices></code>, simply make the following very simple two changes to your <code>choiceXML</code> method. Namely, add <code>opEl</code> sub elements under the <code>choisesEl</code> element (not <code>root</code>) and remov... | How to change the structure of an an XML | python|xml|lxml | -1 | 84 | 3 | 72,241,861 | 72,241,861 | 1 | true | 2022-05-13T13:28:47.887Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to change the structure of an an XML<p>From this string:</p>
<pre><code>label_config={
"label1": [
"modality1",
&... |
72,236,581 | Object with Unpredictable Fields in TypeScript Interface<p>I am working on a web application in Angular and am making the following call to a service
<code>return this.http.get<SiteContent>(this.apiUrl + this.endpoint + id)</code>
The issue is that the JSON which is being mapped to a SiteContent interface contain... | <p>JavaScript background, not specific to TypeScript:</p>
<p><a href="https://www.json.org/json-en.html" rel="nofollow noreferrer">JSON</a> is a data format based on JavaScript <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Object_initializer#object_literal_notation_vs_json" rel="n... | Object with Unpredictable Fields in TypeScript Interface | angular|typescript | -1 | 113 | 1 | 72,244,878 | 72,244,878 | 1 | true | 2022-05-14T00:53:42.403Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Object with Unpredictable Fields in TypeScript Interface<p>I am working on a web application in Angular and am making the following call to a service
<code>r... |
72,234,997 | stop and execute a promise javacript<p>How do I execute a HTTP request synchronously and store the result in a local object with Javascript?</p>
<p>Given the following javascript module:</p>
<pre><code>var Promise = require("promise"); ... | <p><code>myReq</code> returns a Promise, NOT just the data! That is why you need to use <code>then</code> & <code>catch</code> blocks, or alternatively use <code>await</code>.</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="... | stop and execute a promise javacript | javascript|asynchronous|promise|xmlhttprequest | -1 | 55 | 2 | 72,255,970 | 72,255,970 | 1 | true | 2022-05-13T20:16:03.333Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
stop and execute a promise javacript<p>How do I execute a HTTP request synchronously and store the result in a local object with Javascript?</p>
<p>Given the... |
72,212,189 | C# MySql Login Admin panel<p>I have a project and that project has a login part. Users will be able to login with their own accounts and will be transferred to a different Form. But I want to login to the admin panel, I don't know how to login. When I type name="admin" password="admin123" from the s... | <pre><code>if (rd.HasRows) // Girilen K.Adı ve K.Parola Dahilinde Gelen Data var ise
{
while (rd.Read())
{
if (rd["ID"].ToString() == "1") // Admin Panel Login
{
Form2 frm2 = new Form2();
... | C# MySql Login Admin panel | c#|mysql | -1 | 67 | 1 | 72,328,412 | 72,328,412 | 1 | true | 2022-05-12T08:17:12.193Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
C# MySql Login Admin panel<p>I have a project and that project has a login part. Users will be able to login with their own accounts and will be transferred ... |
72,224,988 | Change OpenLayers map style<p>I am trying to create a map in OpenLayers. I have no problem with other APIs, but the map style is old. Also, there is another application named Snap (it's using OSM) that has a prettier style:</p>
<p><a href="https://i.stack.imgur.com/enNtu.jpg" rel="nofollow noreferrer"><img src="https:/... | <p>You have to change the layer being displayed or the map. Different API's provide different layers that might have multiple styles.</p>
<p>For example here:
<a href="https://cloud.maptiler.com/maps/" rel="nofollow noreferrer">https://cloud.maptiler.com/maps/</a></p> | Change OpenLayers map style | javascript|dictionary|openlayers | -1 | 114 | 1 | 72,361,104 | 72,361,104 | 1 | true | 2022-05-13T05:54:05.400Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Change OpenLayers map style<p>I am trying to create a map in OpenLayers. I have no problem with other APIs, but the map style is old. Also, there is another ... |
72,174,787 | How to get the latest date of entry for each user in Sqlite?<p>If I make a <code>GROUP BY auth_user.id</code> it gives me the list. If the users who are grouped has more than one rows I get the date when the user filled my form first time. If I order it by date (<code>DESC</code>), it orders it by the date when of the ... | <p>You can use <code>max(date)</code> to get the most recent date for each user.</p>
<pre><code>SELECT
user_id,
MAX(date)
FROM answers
GROUP BY user_id,
ORDER BY date DESC;
</code></pre> | How to get the latest date of entry for each user in Sqlite? | sql|sqlite|group-by | -1 | 100 | 1 | 72,174,982 | 72,174,982 | 1 | true | 2022-05-09T15:50:20.270Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to get the latest date of entry for each user in Sqlite?<p>If I make a <code>GROUP BY auth_user.id</code> it gives me the list. If the users who are grou... |
72,172,793 | Received a ServerHelloDone handshake message while expecting [CertificateRequest]<p>I'm getting this error in fetch with Deno:</p>
<pre><code>Received a ServerHelloDone handshake message while expecting [CertificateRequest]
</code></pre>
<p>I'm hitting a web api I don't control.</p> | <p>According to <a href="https://github.com/denoland/deno/issues/14494" rel="nofollow noreferrer">this issue</a>, it’s a bug in <a href="https://github.com/rustls/rustls/issues/1012" rel="nofollow noreferrer">one of Deno's upstream rust dependencies</a> which has already been patched, but not yet released.</p> | Received a ServerHelloDone handshake message while expecting [CertificateRequest] | javascript|typescript|fetch|deno | -1 | 284 | 1 | 72,173,141 | 72,173,141 | 1 | true | 2022-05-09T13:30:04.903Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Received a ServerHelloDone handshake message while expecting [CertificateRequest]<p>I'm getting this error in fetch with Deno:</p>
<pre><code>Received a Serv... |
72,139,194 | How to change array rows places whithouth numpy<p>Hello everyone here is my code:</p>
<pre><code>n =[[34,2,55,24,22],[31,22,4,7,333],[87,74,44,12,48]]
for r in n:
for c in r:
print(c,end = " ")
print()
sums=[]
for i in n:
sum=0
for num in i:
sum+=int(num)
sums.append(sum)
print(*sum... | <p>I assume you want the list with max at the first index and the one with the min at the end,</p>
<pre class="lang-py prettyprint-override"><code>maxs = [max(i) for i in n]
mins = [min(i) for i in n]
max_idx = maxs.index(max(maxs))
min_idx = mins.index(min(mins))
n[max_idx], n[min_idx] = n[min_idx], n[max_idx]
# you ... | How to change array rows places whithouth numpy | python|arrays|python-3.x|list|multidimensional-array | -1 | 16 | 1 | 72,139,438 | 72,139,438 | 1 | true | 2022-05-06T09:29:38.790Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to change array rows places whithouth numpy<p>Hello everyone here is my code:</p>
<pre><code>n =[[34,2,55,24,22],[31,22,4,7,333],[87,74,44,12,48]]
for r ... |
72,169,961 | Mysql distinct json key values<p>I have this mysql table that has a column containing json with random keys/values.
Using below query I can get the keys/values for all id's, but as you can see; it contains duplicate packages.</p>
<pre><code>CREATE TABLE `my_table` (
`package` mediumtext NOT NULL,
`id` varchar(255) ... | <p>You can try to use <code>ROW_NUMBER</code> window function with a subquery to get the leatest each <code>id</code> and <code>pkg</code></p>
<p><strong>Query #1</strong></p>
<pre><code>SELECT id,time,pkg,version
FROM (
SELECT id,time,pkg,Json_unquote(Json_extract(package, Concat('$.', pkg))) AS version,
... | Mysql distinct json key values | mysql|json | -1 | 37 | 1 | 72,170,041 | 72,170,041 | 1 | true | 2022-05-09T09:44:57.177Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Mysql distinct json key values<p>I have this mysql table that has a column containing json with random keys/values.
Using below query I can get the keys/valu... |
72,161,866 | cannot be used as a member pointer, since it is of type 'void (*)()'<p>I'm trying to dereference a method pointer stored in a static array and call it from within a method, but I'm getting the following error:</p>
<pre><code>error: 'chip8::Chip8::table[0]' cannot be used as a member pointer, since it is of type 'void (... | <p>The <strong>problem</strong> is that when you wrote:</p>
<pre><code>static void (*table[16])();
</code></pre>
<p>you're declaring a <strong>static data member</strong> named <code>table</code> that is an <em>array of size <code>16</code> whose elements are pointers to <strong>free function</strong> with no parameter... | cannot be used as a member pointer, since it is of type 'void (*)()' | c++|class|methods|function-pointers | -1 | 90 | 2 | 72,162,062 | 72,162,062 | 1 | true | 2022-05-08T14:16:04.893Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
cannot be used as a member pointer, since it is of type 'void (*)()'<p>I'm trying to dereference a method pointer stored in a static array and call it from w... |
72,168,499 | Split a column into multiple columns pandas depending on the values in a column<p>I have a dataframe as shown below.</p>
<pre><code> A B
timestamp
2022-05-09 09:28:00 0 45
2022-05-09 09:28:01 3 NaN
2022-05-09 09:28:02 4 30
2022-05-09 09:28:03 5 ... | <p>Use <a href="http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.set_index.html" rel="nofollow noreferrer"><code>DataFrame.set_index</code></a>
with <code>append=True</code> for <code>MultiIndex</code> and reshape by <a href="http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Ser... | Split a column into multiple columns pandas depending on the values in a column | python|pandas|dataframe | -1 | 65 | 2 | 72,168,515 | 72,168,515 | 1 | true | 2022-05-09T07:40:59.127Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Split a column into multiple columns pandas depending on the values in a column<p>I have a dataframe as shown below.</p>
<pre><code> A ... |
72,162,137 | Exclude a command in docker<p>I have the following <code>ENTRYPOINT</code> in my Dockerfile:</p>
<pre><code>ENTRYPOINT["/setup.sh"]
</code></pre>
<p>I need to run a container without running <code>setup.sh</code> and run install.sh.<br>
How do I do it?</p> | <p>Just change your docker entrypoint when executing docker run :</p>
<pre><code>docker run -d --rm --entrypoint WHATEVER_COMMAND_YOU_WANT image_name
</code></pre>
<p>It will replace your dockerfile' entrypoint.</p> | Exclude a command in docker | docker|dockerfile | -1 | 61 | 1 | 72,166,971 | 72,166,971 | 1 | true | 2022-05-08T14:47:11.167Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Exclude a command in docker<p>I have the following <code>ENTRYPOINT</code> in my Dockerfile:</p>
<pre><code>ENTRYPOINT["/setup.sh"]
</code></pre>
<... |
72,235,497 | Flutter _AssertionError 'initialValue == null || controller == null': is not true. Error<p>I have a code like this:</p>
<pre><code> TextEditingController adSoyadTextBox = TextEditingController(text: "Loading..");
// ...
TextFormField(
controller: adSoyadTextBox,
initialValue: ad,
decoration: ... | <p>Asserting some enforcement ensures components works correctly.
You cant give the initial value and controller together. As it says for the component to work correctly either initialValue or controller must be null.</p>
<p>if you want to set your text fields value you can use like</p>
<pre><code> TextEditingControlle... | Flutter _AssertionError 'initialValue == null || controller == null': is not true. Error | flutter | -1 | 62 | 1 | 72,235,551 | 72,235,551 | 1 | true | 2022-05-13T21:16:15.960Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Flutter _AssertionError 'initialValue == null || controller == null': is not true. Error<p>I have a code like this:</p>
<pre><code> TextEditingController ad... |
72,230,299 | Find most elegant way to return key if condition is set to true<p>I have a python dictionary</p>
<pre><code>slot_a = 'a'
slot_b = 'b'
# dict which lists all possible conditions
con_dict = {"branch_1": slot_a == 'a' and slot_b == 'b',
"branch_2": slot_a == 'a' and slot_b == 'c'}
</code><... | <p>You could try to use an <a href="https://docs.python.org/3/library/functions.html#iter" rel="nofollow noreferrer">iterator</a>. It will stop as soon it gets the first match without going through the whole "object".</p>
<pre><code>ks, vs = zip(*con_dict.items()) # decoupling the list of pairs
i = 0
vs = ite... | Find most elegant way to return key if condition is set to true | python|dictionary|key | -1 | 54 | 1 | 72,232,886 | 72,232,886 | 1 | true | 2022-05-13T13:22:48.903Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Find most elegant way to return key if condition is set to true<p>I have a python dictionary</p>
<pre><code>slot_a = 'a'
slot_b = 'b'
# dict which lists all... |
72,145,371 | JavaFX ImageIO.write() doesn't save modified BufferedImage<p>I'm trying to create an application that lets users modify pictures and then save them. I'm having trouble with the saving part.</p>
<p>This is the method that rotates the picture:</p>
<pre><code>public void process(ImageView imageView) {
if(imageView.get... | <p>The method in <code>ImageIO</code> you call is specified below and it returns a boolean status code that you ignore:</p>
<pre><code>public static boolean write(RenderedImage im,
String formatName,
File output) throws IOException
</code></pre>
<p>You haven't inc... | JavaFX ImageIO.write() doesn't save modified BufferedImage | java|javafx|bufferedimage|javax.imageio | -1 | 77 | 1 | 72,150,592 | 72,150,592 | 1 | true | 2022-05-06T17:29:46.440Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
JavaFX ImageIO.write() doesn't save modified BufferedImage<p>I'm trying to create an application that lets users modify pictures and then save them. I'm havi... |
72,189,452 | How can I provide an alternate definition of an extern "C" FFI binding?<p>I'm using a 3rd party library which contains a binding to an <code>extern "C"</code> function:</p>
<pre><code>extern "C" {
pub fn PageAddItemExtended(
page: Page,
item: Item,
size: Size,
off... | <p>As the compiler says, it fails because <code>PageAddItemExtended</code> is already defined. Omit the previous definition <code>use crate::pg_sys::PageAddItemExtended;</code> and it will compile successfully.</p> | How can I provide an alternate definition of an extern "C" FFI binding? | rust|ffi|rust-bindgen | -1 | 69 | 1 | 72,189,676 | 72,189,676 | 1 | true | 2022-05-10T15:50:41.553Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How can I provide an alternate definition of an extern "C" FFI binding?<p>I'm using a 3rd party library which contains a binding to an <code>extern "C&q... |
72,174,029 | Vue3 Component doesn't render in production when using v-bind:href require()<p>Everything works fine when developing but once I export for production 1 component doesn't render and instead gets replaced by <!---></p>
<p>After some debugging, I discovered that this happens because of require()</p>
<p>I have images... | <p>The expression inside <strong>v-bind</strong> is executed at runtime, webpack aliases at compile time.</p>
<p>Move require() from html template to data() and it should work in production.</p>
<p>Simple example:</p>
<pre><code><template>
<img :src="getImg" />
</template>
<script>
ex... | Vue3 Component doesn't render in production when using v-bind:href require() | vue.js|webpack|vue-component|vuejs3|vue-composition-api | -1 | 187 | 1 | 72,175,499 | 72,175,499 | 1 | true | 2022-05-09T14:56:11.040Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Vue3 Component doesn't render in production when using v-bind:href require()<p>Everything works fine when developing but once I export for production 1 compo... |
72,210,908 | How can I structure multiple 2D arrays of test data into a properties file and read them for my tests?<p>I need to save all the test data into a <code>properties</code> file or a <code>JSON</code> file (since they're easier to read than an <code>XML</code>). I'm thinking of using a single properties file for storing da... | <p>Say you have <code>src/test/resources/test_data.json</code> file which looks like</p>
<pre class="lang-json prettyprint-override"><code>{
"infoOnCars": [
["Mercedes as key", "Value with any special char ~!@#$%^&*()_'\\\",./<>?+"],
["Jaguar", "<... | How can I structure multiple 2D arrays of test data into a properties file and read them for my tests? | java|json|testing|properties|testng | -1 | 50 | 1 | 72,212,128 | 72,212,128 | 1 | true | 2022-05-12T06:21:12.463Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How can I structure multiple 2D arrays of test data into a properties file and read them for my tests?<p>I need to save all the test data into a <code>proper... |
72,202,135 | Antlr4 problems with negativ sign and operator<p>Hello we have this antlr4 Tree Parser:</p>
<pre><code>grammar calc;
calculator: (d)*;
c
: c '*' c
| c '/' c
| c '+' c
| c '-' c
| '(' c ')'
| '-'?
| ID
;
d: ID '=' c;
NBR: [0-9]+;
ID: [a-zA-Z][a-zA-Z0-9]*;
WS: [ \t\r\n]+ -> skip;... | <p>Just do something like this:</p>
<pre><code>c
: '-' c
| c ('*' | '/') c
| c ('+' | '-') c
| '(' c ')'
| ID
| NBR
;
</code></pre>
<p>That way all these will be OK:</p>
<ul>
<li><code>-1</code></li>
<li><code>- 2</code></li>
<li><code>-3-4</code></li>
<li><code>5+-6</code></li>
<li><code>-(7*8)</code></li>
<li>... | Antlr4 problems with negativ sign and operator | regex|antlr4 | -1 | 41 | 2 | 72,203,552 | 72,203,552 | 1 | true | 2022-05-11T13:41:00.660Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Antlr4 problems with negativ sign and operator<p>Hello we have this antlr4 Tree Parser:</p>
<pre><code>grammar calc;
calculator: (d)*;
c
: c '*' c
... |
72,166,180 | How to print star pattern using Dart<p>Im trying to figure out to print star pattern using Dart language which implementing logic code. The existing code I use as indent so that the star have some space. Is this the right method to do so?</p>
<p><a href="https://i.stack.imgur.com/SUP7L.png" rel="nofollow noreferrer"><i... | <p>Here is my answer write in dartpad, change <code>starWidth</code> to adjust star size.</p>
<p>Idea is get string of the <strong>star</strong> and it padding per row then printing its.</p>
<p><em>EDIT: Updated description comment for each functional</em></p>
<pre class="lang-dart prettyprint-override"><code>void main... | How to print star pattern using Dart | flutter|dart | -1 | 591 | 2 | 72,166,703 | 72,166,703 | 1 | true | 2022-05-09T01:32:28.990Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to print star pattern using Dart<p>Im trying to figure out to print star pattern using Dart language which implementing logic code. The existing code I u... |
72,182,515 | Rust: argument requires that `[VARIABLE]` is borrowed for `'static`<p>I get this unhelpful error message:</p>
<pre><code>error[E0597]: `msg` does not live long enough
--> src/main.rs:25:23
|
25 | let msg_str = msg.as_str();
| ^^^^^^^^^^^^
| |
| ... | <p>The problem is that <code>msg</code> is a variable you get from the iteration, and therefore is only valid during one iteration step. It ceases to exist at the end of the iteration step, hence the comiler message <code>- msg dropped here while still borrowed</code> at the end of the loop.</p>
<p>The reason why this ... | Rust: argument requires that `[VARIABLE]` is borrowed for `'static` | rust | -1 | 259 | 1 | 72,182,712 | 72,182,712 | 1 | true | 2022-05-10T07:49:44.543Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Rust: argument requires that `[VARIABLE]` is borrowed for `'static`<p>I get this unhelpful error message:</p>
<pre><code>error[E0597]: `msg` does not live lo... |
72,218,804 | How to add Timer after clicking a button to get response<p>If i click button it prints response on the screen.but what i want is for every response it should print corresponding time also.and then it should show difference between time if we click button multiple time.it should print the difference between last and 2nd... | <p>Try this-</p>
<p><strong>XML File-</strong></p>
<pre><code><?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
... | How to add Timer after clicking a button to get response | android | -1 | 27 | 1 | 72,218,848 | 72,218,848 | 1 | true | 2022-05-12T16:02:51.067Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to add Timer after clicking a button to get response<p>If i click button it prints response on the screen.but what i want is for every response it should... |
72,157,294 | Dart language, How to extract specific part from a string<p>I want to extract from the full String this part:</p>
<pre><code><a href=\"https://example.com/members/will/\">Will</a>
</code></pre>
<p>full String:</p>
<pre><code>"<a href=\"https://example.com/members/will/\">Will&... | <p>From the top of my head, this could work.</p>
<p><strong>Regex</strong></p>
<p><code><a\b[^>]*>(.*?)</a></code></p>
<p><strong>Dart</strong></p>
<pre><code>final myString = "<a href=\"https://example.com/members/will/\">Will</a> bla bla bla";
final regexp = RegExp(r'<... | Dart language, How to extract specific part from a string | flutter|dart | -1 | 129 | 2 | 72,157,393 | 72,157,393 | 1 | true | 2022-05-08T00:36:38.497Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Dart language, How to extract specific part from a string<p>I want to extract from the full String this part:</p>
<pre><code><a href=\"https://exampl... |
72,155,794 | codeigniter 3 when session will expire?<p>I have a simple question to which I couldn't find the answer on this page:</p>
<p><a href="https://codeigniter.com/userguide3/libraries/sessions.html#how-do-sessions-work" rel="nofollow noreferrer">https://codeigniter.com/userguide3/libraries/sessions.html#how-do-sessions-work<... | <p>Assuming <code>$config['sess_expiration'] = 600;</code> (10 minutes), the session cookie will expire 10 minutes after the last time you accessed the page, or "answer 2" as you called it.</p>
<p><code>sess_time_to_update</code> controls how long before the session ID is changed, but that has nothing to do w... | codeigniter 3 when session will expire? | php|codeigniter-3 | -1 | 89 | 1 | 72,156,036 | 72,156,036 | 1 | true | 2022-05-07T19:28:58.387Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
codeigniter 3 when session will expire?<p>I have a simple question to which I couldn't find the answer on this page:</p>
<p><a href="https://codeigniter.com/... |
72,168,090 | extending Number to get a flags type with instance methods<p>I would like to make a flag-enum and put instance methods on it. Since this is not directly possible with the <code>enum</code> construct, I decided to do the following experiment:</p>
<pre><code>class SelectionsMade extends Number implements Number {
con... | <blockquote>
<p>how to avoid the caveat, that you need to call valueOf explicitly for TS to accept the class as a number...</p>
</blockquote>
<p>You can't. Your instances are objects, not primitive numbers. You need to use <code>valueOf</code> (or a unary <code>+</code> or similar) to get the underlying primitive numbe... | extending Number to get a flags type with instance methods | javascript|typescript | -1 | 22 | 1 | 72,168,345 | 72,168,345 | 1 | true | 2022-05-09T07:04:15.070Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
extending Number to get a flags type with instance methods<p>I would like to make a flag-enum and put instance methods on it. Since this is not directly poss... |
72,152,684 | Getting sql data based on row value<p>I have a table like so:</p>
<pre><code>date | id
------------------------
2022-04-01 | 1
2022-04-02 | 1
2022-04-03 | 1
2022-04-01 | 2
2022-04-03 | 2
2022-04-02 | 3
</code></pre>
<p>I'm trying to get the last date when the account was active, not counting ... | <p>you can work with the window function <code>ROW_NUMBER</code> to get the date you want</p>
<pre><code>WITH CTE AS (select id,date, ROW_NUMBER() OVER(PARTITION BY id ORDER BY Date DESC) rn from table)
SELECT id,date FROM CTE where rn = 2
</code></pre>
<p>Torpas is right, to exclude todays logins you and add another c... | Getting sql data based on row value | sql|hql | -1 | 54 | 3 | 72,152,781 | 72,152,781 | 1 | true | 2022-05-07T12:50:20.353Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Getting sql data based on row value<p>I have a table like so:</p>
<pre><code>date | id
------------------------
2022-04-01 | 1
2022-04-02 | 1
... |
72,184,192 | Get rid of uncaught errors when resolving a promise<p>I have the following method</p>
<pre><code>export abstract class BaseCalculator {
/**
* Compute the promise parameter.
* @param name name of the parameter.
* @param method promise to resolve.
* @returns CalculatorResult.
*/
public async computePar... | <p>You are using <code>.then</code>/<code>.catch</code> in a function tagged <code>async</code> (and never use <code>await</code> in that function) - this <em>may</em> be why errors slip between the cracks</p>
<p>So, either make computeParameter like this</p>
<p>(note, no <code>async</code> here, since <code>await</cod... | Get rid of uncaught errors when resolving a promise | javascript|angular|asynchronous|async-await | -1 | 51 | 1 | 72,186,147 | 72,186,147 | 1 | true | 2022-05-10T09:53:33.997Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Get rid of uncaught errors when resolving a promise<p>I have the following method</p>
<pre><code>export abstract class BaseCalculator {
/**
* Compute th... |
72,050,204 | I frequently face "Cannot find symbol", how to avoid it?<pre><code>import java.util.Scanner;
public class MainFile {
public static void main(String[] args) {
do {
Scanner asc = new Scanner(System.in);
String userTXT = asc.nextLine();
} while(userTXT != "Twitter!&quo... | <p>It's because you haven't defined or initialised <code>userTXT</code> in a scope that can be seen from within the while loop.</p>
<p>You have defined it within the scope of the <code>while</code> loop which can't see variables defined inside it as the <code>while</code> loop and the variable are not in the same scope... | I frequently face "Cannot find symbol", how to avoid it? | java|input|error-handling|java.util.scanner|symbols | -1 | 32 | 1 | 72,050,602 | 72,050,602 | 1 | true | 2022-04-28T21:04:41.837Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
I frequently face "Cannot find symbol", how to avoid it?<pre><code>import java.util.Scanner;
public class MainFile {
public static void main(String[] ar... |
72,174,580 | Python calling method in class has no attribute/got an unexpected keyword argument<p>I am new to Python and I am trying to define a simple class with attributes and one method.</p>
<pre><code>import scipy.optimize as optimize
class BondPricing:
def __init__(self, price = 95.0428,par = 100,T = 1.5,freq = 2,cou... | <blockquote>
<p>When I try to call the method of the class with <code>bond1.ytm(price = 95.0428, par = 100, T = 1.5, coup_perc = 5.75, freq = 2)</code>, I get the following error:</p>
</blockquote>
<blockquote>
<p><code>TypeError: ytm() got an unexpected keyword argument 'price'</code></p>
</blockquote>
<p>The error is... | Python calling method in class has no attribute/got an unexpected keyword argument | python|class | -1 | 45 | 1 | 72,174,863 | 72,174,863 | 1 | true | 2022-05-09T15:33:41.283Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Python calling method in class has no attribute/got an unexpected keyword argument<p>I am new to Python and I am trying to define a simple class with attribu... |
72,152,367 | Last number of iterator in python<p>How to edit the iterator giving also the last number in the sequence, please? I mean in general, not for such an easy sequence. Using < instead of == is not an option.</p>
<pre><code>class P():
def __init__(self, n0):
self.n = n0
def __iter__(self):
return... | <p>Use a local variable in your class to determin how many time you have get a next one:</p>
<pre><code>class P():
i = 0
def __init__(self, n0):
self.i=n0-1
self.n = n0
def __iter__(self):
return self
def __next__(self):
self.i=self.i-1
if self.i == 1:
... | Last number of iterator in python | python-3.x|iterator | -1 | 24 | 1 | 72,152,555 | 72,152,555 | 1 | true | 2022-05-07T12:13:08.877Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Last number of iterator in python<p>How to edit the iterator giving also the last number in the sequence, please? I mean in general, not for such an easy seq... |
72,215,820 | apply styles to all tables except one<p>I would like some styles not to be applied to a table when the screen is too small.</p>
<p>The problem is that these styles are applied to table or tr or td etc.</p>
<p>Is there a way to point to all tables except this one? Maybe with some specific id?
What I don't want is to hav... | <p>You can use the <code>:not</code> selector.</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="snippet-code-css lang-css prettyprint-override"><code>div:not(.main){
display:none;
}</code></pre>
<pre class="snippet-code-html la... | apply styles to all tables except one | css|css-selectors | -1 | 36 | 1 | 72,216,421 | 72,216,421 | 1 | true | 2022-05-12T12:44:42.773Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
apply styles to all tables except one<p>I would like some styles not to be applied to a table when the screen is too small.</p>
<p>The problem is that these ... |
72,185,468 | How to apply the condition 'book id which consists of six alphanumeric characters and starts with B' during creating table in SQL?<p>My query in SQL to create 'book' table(database):</p>
<pre><code>CREATE TABLE book(
bookid VARCHAR(6) where bookid LIKE 'B_____',
bookTitle VARCHAR(50),
author VARCHAR(20),
genre VARCHAR(... | <p>You can use a check constraint like the constraint concerning the genre which is already part of your command. So your create table command will be:</p>
<pre><code>CREATE TABLE book(bookid VARCHAR(6)
CHECK (bookid LIKE 'B_____'),
bookTitle VARCHAR(50),
author VARCHAR(20),
genre VARCHAR(10)
CHECK(genre IN('Myste... | How to apply the condition 'book id which consists of six alphanumeric characters and starts with B' during creating table in SQL? | sql-server|sql-like|create-table | -1 | 122 | 2 | 72,185,581 | 72,185,581 | 1 | true | 2022-05-10T11:22:59.320Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to apply the condition 'book id which consists of six alphanumeric characters and starts with B' during creating table in SQL?<p>My query in SQL to creat... |
72,209,653 | How to search objects react.js javascript?<p>Thanks for your time reading.</p>
<p>I need to sort countries by Language or Continent, the user selects the option he wants in the buttons.</p>
<p>countries is an array of objects of each country that contain:</p>
<ul>
<li>languages is an array of objects, because each coun... | <p>First filter the data and then group it by continent using <code>reduce</code> and then loop over the arrays and create the desired JSX.</p>
<p>You can refer the snippet below (<em>type "s" in the input box</em>):</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="... | How to search objects react.js javascript? | javascript|arrays|reactjs|graphql|jsx | -1 | 86 | 1 | 72,209,865 | 72,209,865 | 1 | true | 2022-05-12T02:58:40.247Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to search objects react.js javascript?<p>Thanks for your time reading.</p>
<p>I need to sort countries by Language or Continent, the user selects the opt... |
72,152,893 | JavaScript code does not output the result on the first attempt<p>When I run the script (see below), the first attempt fails to get the result,</p>
<p>the "result" variable outputs "underfined"</p>
<pre><code>var result;
Promise.resolve('information')
.then(res => {return result=res})
res... | <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise/resolve" rel="nofollow noreferrer">https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise/resolve</a></p>
<p><code>Promise.resolve</code> returns a promise. If it's accompanied by a <co... | JavaScript code does not output the result on the first attempt | javascript | -1 | 78 | 2 | 72,153,047 | 72,153,047 | 1 | true | 2022-05-07T13:16:56.310Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
JavaScript code does not output the result on the first attempt<p>When I run the script (see below), the first attempt fails to get the result,</p>
<p>the &q... |
72,158,300 | Is there a way to use (std::cin).get() to accept newlines when asking for input?<h1>(std::cin).get()</h1>
<p>I want to use std::cin to collect a string with spaces, like "1/2 oz of flower". When I add a space and then press enter it exits the program instead of collecting the rest of the input.
Found this <a ... | <p>I think you should use <a href="https://en.cppreference.com/w/cpp/string/basic_string/getline" rel="nofollow noreferrer">https://en.cppreference.com/w/cpp/string/basic_string/getline</a> to parse the whole input and then split it on space according to your needs.</p> | Is there a way to use (std::cin).get() to accept newlines when asking for input? | c++|std|ostream | -1 | 41 | 1 | 72,158,465 | 72,158,465 | 1 | true | 2022-05-08T05:20:58.920Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Is there a way to use (std::cin).get() to accept newlines when asking for input?<h1>(std::cin).get()</h1>
<p>I want to use std::cin to collect a string with ... |
72,213,755 | How do I get lst1 to be alphabetical while being in the same order as lst2<p>Input:</p>
<pre><code>list_sorting(['Chris','Amanda','Boris','Charlie'],[35,43,55,35])
</code></pre>
<p>Output:</p>
<pre><code>['Boris', 'Amanda', 'Charlie', 'Chris'], [55, 43, 35, 35]
</code></pre>
<p>My Code:</p>
<pre><code>def list_sorting... | <p>You can do a small trick to get what you need. Since you want numbers to be descendent and words to be ascendent, you can make it work ascendently and negate numbers:</p>
<pre><code>lst1 = ['Boris', 'Amanda', 'Charlie', 'Chris']
lst2 = [55, 43, 35, 35]
def list_sorting(lst1, lst2):
out = sorted(zip(lst1, lst2),... | How do I get lst1 to be alphabetical while being in the same order as lst2 | python|list | -1 | 39 | 2 | 72,213,947 | 72,213,947 | 1 | true | 2022-05-12T10:13:51.693Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How do I get lst1 to be alphabetical while being in the same order as lst2<p>Input:</p>
<pre><code>list_sorting(['Chris','Amanda','Boris','Charlie'],[35,43,5... |
72,230,721 | ERROR : Input String was not in a correct format when calculating multiple columns in DATAGRIDVIEW<p>I want to calculate the value of 3 cells in DATAGRIDVIEW</p>
<p>the calculation :</p>
<p>SDI = ((result - mean ) / SD)</p>
<p>I tried the following code :</p>
<pre><code>private void dgvResult_CellEndEdit(object sender,... | <p>It is unclear how the grid is populated with data. However, when you want to “calculate” a value in a grid cell based on other cells in the same row, then, you should consider using a <code>DataTable</code> and a <a href="https://docs.microsoft.com/en-us/dotnet/api/system.data.datacolumn.expression?view=net-6.0" rel... | ERROR : Input String was not in a correct format when calculating multiple columns in DATAGRIDVIEW | c#|datagridview | -1 | 126 | 4 | 72,234,163 | 72,234,163 | 1 | true | 2022-05-13T13:53:08.240Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
ERROR : Input String was not in a correct format when calculating multiple columns in DATAGRIDVIEW<p>I want to calculate the value of 3 cells in DATAGRIDVIEW... |
72,225,951 | Parse txt file in Pandas<p>I have the table in file and it looks like that:</p>
<pre><code>+-------------+-----------------+---------------+---------------+--------------+
|number |name |very |column4 |very long |
| | |long column3 | |co... | <p>You could try this:</p>
<p><strong>1. step</strong>: Converting the file into a csv-file (adjust the file names accordingly):</p>
<pre><code>import csv
from itertools import groupby
with open("file.txt", "r") as fin, open("file.csv", "w") as fout:
writer = csv.writer(fout... | Parse txt file in Pandas | python|pandas | -1 | 80 | 2 | 72,232,801 | 72,232,801 | 1 | true | 2022-05-13T07:35:46.900Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Parse txt file in Pandas<p>I have the table in file and it looks like that:</p>
<pre><code>+-------------+-----------------+---------------+---------------+-... |
72,144,503 | Convert Json string literals to utf8 characters with perl or bash<p>I have a file full of \u codes and want to replace them all with corresponding utf8 character, for example "\u00FC" will become "ü":</p>
<p>Here is how far I got:</p>
<pre><code>echo 'f\u00FCr' | perl -C -p -e "s/\\\\(u[0-9A-Fa... | <p><code>$1</code> is correct, although you are mistakenly including the <code>u</code> in the capture.</p>
<p>But you have to be careful about escaping for the shell. You are apparently using <code>sh</code> or similar (based on your need to escape the <code>\</code>), so you have to escape certain characters when usi... | Convert Json string literals to utf8 characters with perl or bash | regex|perl|printf | -1 | 86 | 1 | 72,144,893 | 72,144,893 | 1 | true | 2022-05-06T16:10:28.907Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Convert Json string literals to utf8 characters with perl or bash<p>I have a file full of \u codes and want to replace them all with corresponding utf8 chara... |
72,167,049 | How can I get the start and end dates for each week?<pre><code>week = datetime.date(2022,4,10).isocalendar()[1]
</code></pre>
<p>After finding the week, how can I get the start and end date of the week?</p> | <p>Python 3.6 version of rshepp's answer:</p>
<pre><code>from datetime import datetime, date
year, week, day = date(2022, 4, 10).isocalendar()
date_first = datetime.strptime(f'{year}{week}0', '%Y%U%w')
date_last = datetime.strptime(f'{year}{week}6', '%Y%U%w')
print(date_first, date_last, sep='\n')
</code></pre>
<p>O... | How can I get the start and end dates for each week? | python | -1 | 60 | 2 | 72,168,746 | 72,168,746 | 1 | true | 2022-05-09T04:38:38.843Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How can I get the start and end dates for each week?<pre><code>week = datetime.date(2022,4,10).isocalendar()[1]
</code></pre>
<p>After finding the week, how ... |
72,218,203 | 'NoneType' object has no attribute 'text' when attempting to retrieve Table Data<p>People have asked similar questions like this 100 times before but none of the solutions are working to fix my issue! I have created a html doc that I am hosting off github that has a table on it! The table is going to be used to store a... | <p>That's because you don't have a <code>class</code> attribute in the <code><td></code> tags. You do have a <code>,class</code> attribute though, and bs4 won't recognise that.</p>
<p>So what I'm saying is, your html is wrong. Get rid of those commas before the class attributes in your source html.</p>
<p>For exa... | 'NoneType' object has no attribute 'text' when attempting to retrieve Table Data | python|web-scraping|beautifulsoup | -1 | 59 | 1 | 72,218,497 | 72,218,497 | 1 | true | 2022-05-12T15:18:25.743Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
'NoneType' object has no attribute 'text' when attempting to retrieve Table Data<p>People have asked similar questions like this 100 times before but none of... |
72,192,847 | assigning a var inside AWK for use outside awk<p>I am using ksh on AIX.</p>
<p>I have a file with multiple comma delimited fields. The value of each field is read into a variable inside the script.</p>
<p>The last field in the file may contain multiple | delimited values. I need to test each value and keep the first... | <p>To answer your specific question:</p>
<pre><code>$ principal_diagnosis0='R65.20|A41.9|G30.9|F02.80'
$ foo=$(echo "$principal_diagnosis0" | awk -v RS='|' '/^[^R]/{sub(/\n/,""); print; exit}')
$ echo "$foo"
A41.9
</code></pre>
<p>The above will work with any awk, you can do it more brie... | assigning a var inside AWK for use outside awk | variables|unix|awk|ksh | -1 | 62 | 2 | 72,193,610 | 72,193,610 | 1 | true | 2022-05-10T20:56:18.483Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
assigning a var inside AWK for use outside awk<p>I am using ksh on AIX.</p>
<p>I have a file with multiple comma delimited fields. The value of each field i... |
72,147,201 | How to get max value from a MySQL Database<p>I have an MYSQL database table of student info and their test scores per subject and I am trying to fetch each student's highest score in all subjects using the SQL query below</p>
<pre><code>SELECT DISTINCT
first_name,
last_name,
subject_id,
(SELECT
... | <p>In your subselect you need to link both tables, for example by using an alias</p>
<pre><code>SELECT DISTINCT
first_name,
last_name,
subject_id,
(SELECT
MAX(score)
FROM
cbt_attempts_tbl
WHERE
first_name = f1.first_name) AS MAX_SCORE
FROM
cbt_att... | How to get max value from a MySQL Database | mysql|sql | -1 | 52 | 2 | 72,147,258 | 72,147,258 | 1 | true | 2022-05-06T20:47:42.197Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to get max value from a MySQL Database<p>I have an MYSQL database table of student info and their test scores per subject and I am trying to fetch each s... |
72,174,464 | Finding which node version manager is installed<p>I don't know which node version managers there are, but it's not installed with apt, and nvm. I'm using Debian based pop_os. If there's a way to tell where nodejs is installed then that would be super, as I imagine that would indicate node version manager is used.</p> | <p><em>npm</em> is the package manager for the Node JavaScript platform in Ubuntu-based operating systems. It puts modules in place so that node can find them, and manages dependency conflicts intelligently. It is extremely configurable to support a wide variety of use cases. Most commonly, it is used to publish, disc... | Finding which node version manager is installed | node.js|ubuntu | -1 | 85 | 1 | 72,179,443 | 72,179,443 | 1 | true | 2022-05-09T15:24:32.130Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Finding which node version manager is installed<p>I don't know which node version managers there are, but it's not installed with apt, and nvm. I'm using Deb... |
72,040,113 | want to filter an array<p>I want to get an array with filtered values.
My arrays are like,</p>
<pre><code>let arr=[{name:'trt,tet', id:5},{name:td, id:25},{name:fxg, id:1},{name:fs, id:4},{name:ste, id:41}]
</code></pre>
<p>&</p>
<pre><code>let arr1 =[{data:fxg, addr:po 87987},{data:tert, addr:po8798fvd7},{data:trt... | <p>try this</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="snippet-code-js lang-js prettyprint-override"><code>let arr=[{name:'trt,tet', id:5},{name:'td', id:25},{name:'fxg', id:1},{name:'fs', id:4},{name:'ste', id:41}]
let arr... | want to filter an array | reactjs|filter | -1 | 27 | 2 | 72,040,168 | 72,040,168 | 1 | true | 2022-04-28T08:07:51.830Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
want to filter an array<p>I want to get an array with filtered values.
My arrays are like,</p>
<pre><code>let arr=[{name:'trt,tet', id:5},{name:td, id:25},{n... |
72,181,808 | array reverse dosen't effect<p>I try to sort my array to revers and I use the <code>reverse()</code> function but it doesn't affect to view. I must to change the file and save it then I can see the changes.</p>
<p>Items.js:</p>
<pre><code>import { useState } from "react";
const Items = (props) => {
cons... | <p>You are reversing an array of objects. use the spread operator to spread the elements of your array.</p>
<p>This should work fine.
<div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="snippet-code-js lang-js prettyprint-override"><code> ... | array reverse dosen't effect | javascript|reactjs|next.js | -1 | 37 | 1 | 72,181,946 | 72,181,946 | 1 | true | 2022-05-10T06:51:24.953Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
array reverse dosen't effect<p>I try to sort my array to revers and I use the <code>reverse()</code> function but it doesn't affect to view. I must to change... |
72,225,772 | Printing strings and characters as hexadecimal in Go<p>Why cyrillic strings in hexadecimal format differ from cyrillic chars in hexadecimal format?</p>
<pre><code>str := "Э"
fmt.Printf("%x\n", str)
//result d0ad
str := 'Э'
fmt.Printf("%x\n", str)
//result 42d
</code></pre> | <p>Printing the hexadecimal representation of a <code>string</code> prints the hex representation of its bytes, and printing the hexadecimal representation of a <code>rune</code> prints the hex representation of the number it is an alias to (<code>rune</code> is an alias to <code>int32</code>).</p>
<p>And <code>string<... | Printing strings and characters as hexadecimal in Go | string|go|char|hex|printf | -1 | 113 | 1 | 72,225,799 | 72,225,799 | 1 | true | 2022-05-13T07:20:12.227Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Printing strings and characters as hexadecimal in Go<p>Why cyrillic strings in hexadecimal format differ from cyrillic chars in hexadecimal format?</p>
<pre>... |
72,144,802 | Dynamic heap implementation with insert O(log n)<p>I'm trying to implement a Min Heap in Java, but between studying the complexity and the actual implementation, I realized that it is not clear to me how O (log n) insertion into the heap can be if a dynamic array (such as ArrayList) is used as the base structure.</p>
<... | <p>You can implement a heap with nodes that are both part of a doubly linked list, and part of a threaded binary tree.</p>
<p>The heap maintains a reference to the root (head) and tail node.</p>
<p>So we can imagine a node having 5 pointers: <code>prev</code>, <code>next</code>, <code>left</code>, <code>right</code>, <... | Dynamic heap implementation with insert O(log n) | java|arraylist|time-complexity|heap | -1 | 167 | 2 | 72,148,023 | 72,148,023 | 1 | true | 2022-05-06T16:38:40.183Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Dynamic heap implementation with insert O(log n)<p>I'm trying to implement a Min Heap in Java, but between studying the complexity and the actual implementat... |
72,224,993 | JSON.stringify on Arrays adding numeric keys for each array value<p>I am trying to convert an array to object .</p>
<p>Below is the array value which I am trying to transform into an object.</p>
<pre><code>kbInfo : [{ "questionId": "1", "customQuestion": "What is your first car make a... | <p>I suppose that you mean that <code>kbInfo</code> and <code>kbaInfo</code> are the same variable. To get that "SQA" property in your output object, you'll need to create it...</p>
<p>For example:</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class=... | JSON.stringify on Arrays adding numeric keys for each array value | javascript|arrays|json|rhino|stringify | -1 | 55 | 1 | 72,225,063 | 72,225,063 | 1 | true | 2022-05-13T05:54:30.257Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
JSON.stringify on Arrays adding numeric keys for each array value<p>I am trying to convert an array to object .</p>
<p>Below is the array value which I am tr... |
72,217,523 | Fastest way in numpy to get distance of product of n pairs in array<p>I have <code>N</code> number of points, for example:</p>
<pre class="lang-py prettyprint-override"><code>A = [2, 3]
B = [3, 4]
C = [3, 3]
.
.
.
</code></pre>
<p>And they're in an array like so:</p>
<pre class="lang-py prettyprint-override"><code>arr ... | <p>As an alternative method, but similar to <a href="https://stackoverflow.com/a/72218182/13394817"><strong>ddejohn</strong> answer</a>, we can use <code>np.triu_indices</code> which return just the upper triangular indices in the matrix, which may be more memory-efficient:</p>
<pre><code>np.linalg.norm(arr - arr[:, No... | Fastest way in numpy to get distance of product of n pairs in array | python|arrays|python-3.x|numpy|bigdata | -1 | 127 | 3 | 72,219,014 | 72,219,014 | 1 | true | 2022-05-12T14:32:53.987Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Fastest way in numpy to get distance of product of n pairs in array<p>I have <code>N</code> number of points, for example:</p>
<pre class="lang-py prettyprin... |
72,176,729 | Problem Installing netfilterque in Python<p>I have a problem installing netfilterqueue for Python. I have this logs.</p>
<p><a href="https://i.stack.imgur.com/yIrCq.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/yIrCq.png" alt="enter image description here" /></a></p>
<p>I am using Windows 10, not L... | <p>I've supplied both a short answer, and a longer explanation of it.</p>
<p><strong>Short Answer</strong>
Unfortunately, the project seems to be abandoned after it only working with Python2. As a result, many people decided to downgrade to python2 to continue using it. However, forking a repo on GitHub fixed it for a ... | Problem Installing netfilterque in Python | python | -1 | 56 | 1 | 72,177,176 | 72,177,176 | 1 | true | 2022-05-09T18:34:38.763Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Problem Installing netfilterque in Python<p>I have a problem installing netfilterqueue for Python. I have this logs.</p>
<p><a href="https://i.stack.imgur.co... |
72,173,791 | Moving two rectangles at the same time with different keys Java<p>Trying to moving two rectangles at the same time with different keys. Using KeyListener. I'm doing Pong Game in Java and have some troubles with this. If I try to move the first paddle, the second will not moving while I'm moving the first. Help me pleas... | <p>I reorganized your code to fit in a single file (easier to debug that way). I do not see the problem you are talking about as I am able to move both paddles at the same time.</p>
<p>Changes made.</p>
<ul>
<li>invoke via SwingUtilties.</li>
<li>override <code>getPreferredSize()</code> in <code>PaintPanel</code> cla... | Moving two rectangles at the same time with different keys Java | java|keylistener | -1 | 49 | 1 | 72,186,197 | 72,186,197 | 1 | true | 2022-05-09T14:38:08.987Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Moving two rectangles at the same time with different keys Java<p>Trying to moving two rectangles at the same time with different keys. Using KeyListener. I'... |
72,224,487 | Apply column name to row values unless nan or null<p>I'm attempting to add the column name of a dataframe to each row containing a non null value.</p>
<p>A sample data set I am working with is:</p>
<pre><code> ID County Other Phone 2 Gender
0 10379 ELKHART nan M
1 10319 VAN BUREN 555-7... | <p>You can try <code>apply</code> on columns</p>
<pre class="lang-py prettyprint-override"><code>df = df.apply(lambda col: col.mask(col.notna(), col.name+': '+col.astype(str)))
</code></pre>
<p>or with <code>df.mask</code></p>
<pre class="lang-py prettyprint-override"><code>m = df.notna()
df = df.mask(m, df.columns + '... | Apply column name to row values unless nan or null | python|pandas|dataframe | -1 | 31 | 1 | 72,224,652 | 72,224,652 | 1 | true | 2022-05-13T04:34:01.073Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Apply column name to row values unless nan or null<p>I'm attempting to add the column name of a dataframe to each row containing a non null value.</p>
<p>A s... |
72,154,725 | deleting words from a file and saving the rest to the same file<p>I have a trivial problem</p>
<p>I want the words that were removed to all be uploaded to the same file where I'm making a mistake: D</p>
<pre><code>infile = "tada.txt"
outfile = "tada.txt"
word = "vul"
tada=(''.join(word))
... | <p>You can effectively change a file "in place" by using Python's <a href="https://docs.python.org/3/library/fileinput.html#module-fileinput" rel="nofollow noreferrer"><code>fileinput</code></a> module. Here's how it could be used to what you want (i.e. remove words from each line).</p>
<p><strong>Note</stron... | deleting words from a file and saving the rest to the same file | python|file | -1 | 49 | 1 | 72,154,969 | 72,154,969 | 1 | true | 2022-05-07T17:07:37.207Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
deleting words from a file and saving the rest to the same file<p>I have a trivial problem</p>
<p>I want the words that were removed to all be uploaded to th... |
72,118,132 | How to modify or add new Nginx configuration in Tomcat AWS Elastic beanstalk (Spring Boot Application)<p>I had a Spring Boot Application and it was deployed in the AWS Elastic beanstalk (Tomcat server). It was a war deployment.</p>
<p>I need to change the Nginx configuration. Need to add <code>client_max_body_size 50M;... | <p>If you are using Amazon Linux version 2, you need to put nginx config into following path:</p>
<p><code>.platform/nginx/conf.d/config.conf</code></p>
<p>If you are using Amazon Linux version 1, location should be:</p>
<p><code>.ebextensions/nginx/conf.d/config.conf</code></p>
<p>This folder (.platform/.ebextension) ... | How to modify or add new Nginx configuration in Tomcat AWS Elastic beanstalk (Spring Boot Application) | java|amazon-web-services|spring-boot|amazon-elastic-beanstalk | -1 | 279 | 1 | 72,118,274 | 72,118,274 | 1 | true | 2022-05-04T18:56:01.257Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to modify or add new Nginx configuration in Tomcat AWS Elastic beanstalk (Spring Boot Application)<p>I had a Spring Boot Application and it was deployed ... |
72,156,704 | Why when adding new text the lines have empty lines between them?<pre><code>private void Println(string text, SolidColorBrush brush) => Dispatcher.Invoke(() =>
{
RichTextBoxLogger.Document.Blocks.Add(new Paragraph(new Run(text) { Foreground = brush }));
});
private void Printl... | <p>To prevent a break from occurring between two consecutive paragraphs, you must set the <code>Paragraph.KeepWithNext</code> property to <code>true</code>:</p>
<pre class="lang-cs prettyprint-override"><code>var paragraphWithoutBreak = new Paragraph { KeepWithNext = true };
</code></pre>
<hr />
<p>I don't recommend to... | Why when adding new text the lines have empty lines between them? | c#|wpf|wpf-controls | -1 | 49 | 1 | 72,159,454 | 72,159,454 | 1 | true | 2022-05-07T22:10:58.510Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Why when adding new text the lines have empty lines between them?<pre><code>private void Println(string text, SolidColorBrush brush) => Dispatcher.Invoke(... |
72,205,094 | How can I get multiple output variables into a list?<p>I'm wondering if there's a way of getting multiple outputs from a function into a list. I'm not interested in creating a list inside of a function for reasons I'm not going to waste your time going into.</p>
<p>I know how many output variables I am expecting, but o... | <p>yes, with the unpacking assignments expression ex <code>a,b,c= myfunction(...)</code>, you can put * in one of those to make it take a variable number of arguments</p>
<pre><code>>>> a,b,c=range(3) #if you know that the thing contains exactly 3 elements you can do this
>>> a,b,c
(0, 1, 2)
>>&... | How can I get multiple output variables into a list? | python-3.x|list|function|return | -1 | 200 | 1 | 72,205,313 | 72,205,313 | 1 | true | 2022-05-11T17:15:20.553Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How can I get multiple output variables into a list?<p>I'm wondering if there's a way of getting multiple outputs from a function into a list. I'm not intere... |
72,064,076 | How to stop a commit if test coverage is below a certain percentage?<p>I'm using Jest to test a NestJS application and I'm trying to create a git hook with husky that will <strong>not allow a commit if tests coverage are under 95%</strong>, I haven't tried anything yet cause I really don't know how to even describe my ... | <blockquote>
<p>create a git hook with husky that will not allow a commit if tests coverage are under 95%</p>
</blockquote>
<p>It seems you already have a test hook on husky, and if that <code>npm run test</code> is using Jest as I'm assuming it does, all you need to do is add a Jests configuration to your <code>packag... | How to stop a commit if test coverage is below a certain percentage? | node.js|typescript|unit-testing|jestjs|git-husky | -1 | 291 | 1 | 72,064,142 | 72,064,142 | 1 | true | 2022-04-29T22:01:48.383Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to stop a commit if test coverage is below a certain percentage?<p>I'm using Jest to test a NestJS application and I'm trying to create a git hook with h... |
72,226,583 | Simple java questionnaire using json<p>I made a simple questionnaire. I need to write the responses to a JSON file. How to do it?
I use IDEA Intellij and library GSON for work with JSON.
This is main class "Quiz":</p>
<pre><code>package questions;
import com.google.gson.Gson;
import com.google.gson.reflect.Ty... | <p>You have created a FileWriter, but you are never actually writing anything to the file. This is why the file is empty.</p>
<pre><code> string jsonData = "{}";
FileWriter output = new FileWriter("answer.json");
// Writes the string to the file
output.write(jsonData);
// Closes the writer... | Simple java questionnaire using json | java|json|gson|file-writing | -1 | 76 | 2 | 72,226,748 | 72,226,748 | 1 | true | 2022-05-13T08:29:25.777Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Simple java questionnaire using json<p>I made a simple questionnaire. I need to write the responses to a JSON file. How to do it?
I use IDEA Intellij and lib... |
72,176,896 | How to open fli files<p>I'm new to C++ and was tasked with processing a fli file, but have no idea how to open them correctly.
So far my code looks like this:</p>
<pre><code>#include <iostream>
#include <fstream>
#include <string>
using namespace std;
int main() {
fstream newfile;
newfile.open... | <p>I haven't worked with .fli files before. Is it a <a href="https://en.wikipedia.org/wiki/FLIC_(file_format)" rel="nofollow noreferrer">FLIC file</a> (used to store animations)? Then it makes sense that trying to reading them as strings produces gibberish. You could try either the <a href="https://github.com/aseprite/... | How to open fli files | c++|video | -1 | 42 | 1 | 72,176,942 | 72,176,942 | 1 | true | 2022-05-09T18:50:57.340Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to open fli files<p>I'm new to C++ and was tasked with processing a fli file, but have no idea how to open them correctly.
So far my code looks like this... |
72,085,781 | add column in pandas dataframe by condition<p>I have a list</p>
<pre><code>sample_dates = ["10/07/2021","11/07/2021","12/07/2021","13/07/2021",
"14/07/2021","15/07/2021","16/07/2021","17/07/2021",
"18/07... | <p>You can compute the group number (from 0 to n) using <a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.core.groupby.GroupBy.ngroup.html" rel="nofollow noreferrer"><code>GroupBy.ngroup</code></a>, and <a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.map.html" ... | add column in pandas dataframe by condition | python|pandas|dataframe | -1 | 31 | 2 | 72,085,812 | 72,085,812 | 1 | true | 2022-05-02T11:05:39.470Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
add column in pandas dataframe by condition<p>I have a list</p>
<pre><code>sample_dates = ["10/07/2021","11/07/2021","12/07/2021&quo... |
72,209,761 | Unable to determine the relationship represented by navigation 'Customer.BoughtProducts' of type 'ICollection<Product>'<p>I have 3 models and a User class which defines the common properties for customer and seller so I won't attach it (I guess it would be useless info).</p>
<pre><code>public class Seller : User
{
... | <p>I don't know your Customer's code. But I guess you maybe use <code>ICollection<Product> </code> for more than one. Take seller as an example.</p>
<p>According to your Seller.cs, I add below code in Product,</p>
<pre><code> public Guid SellerId { get; set; }
public Seller ProductSeller { get; se... | Unable to determine the relationship represented by navigation 'Customer.BoughtProducts' of type 'ICollection<Product>' | sql-server|asp.net-core|asp.net-core-webapi|database-relations | -1 | 168 | 1 | 72,212,411 | 72,212,411 | 1 | true | 2022-05-12T03:19:42.190Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Unable to determine the relationship represented by navigation 'Customer.BoughtProducts' of type 'ICollection<Product>'<p>I have 3 models and a User class wh... |
72,172,531 | How to concatenate values of a string in MySQL<p>I'm trying to concat values column values in MySQL db but I get an error</p>
<blockquote>
<p>FUNCTION sales.STRING_AGG does not exist</p>
</blockquote>
<pre><code>SELECT
city,
STRING_AGG(email,';') email_list
FROM
sales.customers
GROUP BY
city;
</code><... | <p>You need to use <code>group_concat</code></p>
<pre><code>SELECT city,
group_concat(email) email_list
FROM customers
GROUP BY city;
</code></pre>
<p><a href="https://dbfiddle.uk/?rdbms=mysql_8.0&fiddle=e49f7ebe2592ac99842d7e3f4e82cb85" rel="nofollow noreferrer">DEMO</a></p>
<p>You can also order by insi... | How to concatenate values of a string in MySQL | mysql|sql | -1 | 30 | 2 | 72,172,567 | 72,172,567 | 1 | true | 2022-05-09T13:09:20.433Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to concatenate values of a string in MySQL<p>I'm trying to concat values column values in MySQL db but I get an error</p>
<blockquote>
<p>FUNCTION sales.... |
72,165,469 | Programmatically stopping a docker container<p>I want to programmatically fetch the id of a running container and stop it. However, I'm a little lost</p>
<p>Here's the command I use to fetch the id of the running container:</p>
<pre><code>docker ps -q --no-trunc --format="{{.ID}}" --filter "ancestor=<... | <p>If you are using bash, you can use back ticks to evaluate a command and substitute in the command output, in your case:</p>
<pre class="lang-sh prettyprint-override"><code>docker stop `docker ps -q --no-trunc --format="{{.ID}}" --filter "ancestor=<repo-name>"`
</code></pre>
<p>Please, consi... | Programmatically stopping a docker container | bash|docker | -1 | 44 | 1 | 72,165,525 | 72,165,525 | 1 | true | 2022-05-08T22:18:30.733Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Programmatically stopping a docker container<p>I want to programmatically fetch the id of a running container and stop it. However, I'm a little lost</p>
<p>... |
72,185,563 | Manipulate Object with JS<p>I have this object:</p>
<pre><code>const data = {
Jan: [{product: 'Shirt', num: '13'}, {product: 'Shoes', num: '15'}],
Feb: [{product: 'Shirt', num: '22'}, {product: 'Shoes', num: '1'}],
Mar: [{product: 'Shirt', num: '15'}, {product: 'Shoes', num: '25'}]
}
</code></pre>
<p>I need... | <p>You can create the dataset using <code>Array.prototype.reduce</code> and create the new data array.</p>
<p>Note that you have to flatten the array as the <code>Object.values(data)</code> gives you an array of array.</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
... | Manipulate Object with JS | javascript|arrays|object | -1 | 36 | 1 | 72,185,713 | 72,185,713 | 1 | true | 2022-05-10T11:31:14.903Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Manipulate Object with JS<p>I have this object:</p>
<pre><code>const data = {
Jan: [{product: 'Shirt', num: '13'}, {product: 'Shoes', num: '15'}],
Fe... |
72,222,063 | How to save/load values from board to file<p>Im using c++ 11,</p>
<p>I need to save/load array to and from file. Its the battleship game its need to be done for both user and computer array but i have no idea how to start with this task.</p>
<p>I want to use code in class method to print it in file and get in front it ... | <p>Aggregating discussion above:</p>
<p>To <code>class Board</code> you add a <code><<</code> operator that knows how to write one <code>Board</code>.</p>
<pre><code>friend std::ostream & operator<<(std::ostream & out, const Board & b);
</code></pre>
<p>Then in Board.cpp you implement <code><... | How to save/load values from board to file | c++|file|c++11|pointers | -1 | 76 | 1 | 72,222,568 | 72,222,568 | 1 | true | 2022-05-12T21:07:03.583Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to save/load values from board to file<p>Im using c++ 11,</p>
<p>I need to save/load array to and from file. Its the battleship game its need to be done ... |
72,184,541 | Issue writing to JSON-file with Python<p>The JSON-file</p>
<pre><code>{
"site1": [
{
"sw1": {
"device_type": "cisco_ios",
"host": "sw1.test.local"
},
"sw2": {
"device_type": "cisco_ios&qu... | <p>Change your code to this:</p>
<pre><code>data['site1'][0]['sw3'] = {"device_type": "cisco_ios", "host": "sw3.tpo.local"}
</code></pre>
<p>Because now you specify where to put the dict exactly.</p> | Issue writing to JSON-file with Python | python|json|append|indentation|writetofile | -1 | 42 | 1 | 72,184,681 | 72,184,681 | 1 | true | 2022-05-10T10:19:51.973Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Issue writing to JSON-file with Python<p>The JSON-file</p>
<pre><code>{
"site1": [
{
"sw1": {
"device_type"... |
72,213,309 | how to use dropdownbutton with same value?<p>There are few same values in the <strong>dropdown button</strong> , when i tap on that it show the error ,is there any way to use the use the dropdown with same values .I have tried using the
value :</p>
<pre><code>DropdownButtonHideUnderline(
child: Drop... | <p>Value of every <code>DropdownMenuItem</code> should be unique. In order to make use of list which have repetitive values, you should have a unique identifier for each.</p>
<p>You can create a model:</p>
<pre><code>class Model {
int id;
String value;
Model(this.id, this.value);
}
</code></pre>
<p>You can create... | how to use dropdownbutton with same value? | flutter|dart | -1 | 129 | 3 | 72,214,428 | 72,214,428 | 1 | true | 2022-05-12T09:40:48.203Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
how to use dropdownbutton with same value?<p>There are few same values in the <strong>dropdown button</strong> , when i tap on that it show the error ,is the... |
72,207,669 | Django Model Form is not validating the BooleanField<p>In my model the validation is not validating for the boolean field, only one time product_field need to be checked , if two time checked raise</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-c... | <p>You can tidy up the check a little with <a href="https://docs.python.org/3/library/functions.html#sum" rel="nofollow noreferrer"><code>sum(iterable, /, start=0)</code></a>:</p>
<pre class="lang-py prettyprint-override"><code>product_field_name_count = sum(
[
True
for row in range(0, product_field... | Django Model Form is not validating the BooleanField | python|django|django-models|django-forms|django-validation | -1 | 47 | 1 | 72,207,997 | 72,207,997 | 1 | true | 2022-05-11T21:16:01.477Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Django Model Form is not validating the BooleanField<p>In my model the validation is not validating for the boolean field, only one time product_field need t... |
72,235,641 | Selecting data from a pandas DataFrame<p>I have defined a pandas DataFrame, given the number of rows (index) and columns. I perform a series of operations and store the data in such DataFrame. The code that makes this operation is the next one:</p>
<pre><code>import math
import numpy as np
import pandas as pd
sens_fac... | <p>The data frame values can be accessed using explicit indexing(loc), implicit indexing (iloc).
To be more clear: suppose column 3 has the name 'qwe', and the index of row 2 will be 'c'. This is called explicit reference to indexes.</p>
<p><code>data.loc['c', 'qwe']</code></p>
<p>Implicitly , you can apply like this:<... | Selecting data from a pandas DataFrame | python|pandas|dataframe | -1 | 96 | 1 | 72,240,640 | 72,240,640 | 1 | true | 2022-05-13T21:34:46.433Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Selecting data from a pandas DataFrame<p>I have defined a pandas DataFrame, given the number of rows (index) and columns. I perform a series of operations an... |
72,075,523 | How to generate a nested list of finite differences in Python?<p>I am solving a problem in which it is necessary to calculate the finite differences Δy. We have the original list of y values: <code>[0.0000, 0.0016, 0.5875, 0.8087, 0.9509, 1.0000]</code>.</p>
<p>We need to get the differences:</p>
<blockquote>
<p>из пос... | <p>Please, post the text in English! Also, provide the result you are expecting from that example.</p>
<p>However, if I understood correctly:</p>
<pre><code>import numpy as np
my_list = [0.0000, 0.0016, 0.5875, 0.8087, 0.9509, 1.0000]
result = [np.diff(my_list, n=d) for d in range(1, len(my_list))]
</code></pre>
<p>H... | How to generate a nested list of finite differences in Python? | python|list | -1 | 25 | 1 | 72,075,594 | 72,075,594 | 1 | true | 2022-05-01T09:29:32.337Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How to generate a nested list of finite differences in Python?<p>I am solving a problem in which it is necessary to calculate the finite differences Δy. We h... |
72,156,636 | How do I check if entered captcha code is valid in php?<p>I have a registration form with a captcha code I want to know how I can check if entered captcha code is valid or not.</p>
<p>if valid finish the registration process if not display an error message.</p>
<p>I made an example but I get this error like the image b... | <p>Many things.</p>
<p>You're using different variable names in each script.</p>
<ul>
<li>In register.php you're comparing the POST variable to $_SESSION['verif_code']</li>
<li>In captcha/verif_code_gen.php you call it $_SESSION["alert_nbr"]</li>
<li>In captcha.php you call it $_SESSION["code"]</li>... | How do I check if entered captcha code is valid in php? | php|html|bootstrap-5 | -1 | 74 | 1 | 72,157,740 | 72,157,740 | 1 | true | 2022-05-07T22:00:37.817Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
How do I check if entered captcha code is valid in php?<p>I have a registration form with a captcha code I want to know how I can check if entered captcha co... |
72,161,324 | replacing new with smart pointers in this example<p>In the following I would like to replace usage of "new" with smart pointers. However, so far my attempts were not successfully. The commented lines are what I tried to change for smart pointers.</p>
<pre><code>int main(){
int n, val;
cin... | <p>You're not allocating the actual object, so use <a href="https://en.cppreference.com/w/cpp/memory/shared_ptr/make_shared" rel="nofollow noreferrer">std::make_shared</a> :</p>
<pre><code>per[i] = std::make_shared<Student>();
</code></pre>
<p>Although <a href="https://stackoverflow.com/questions/20895648/differe... | replacing new with smart pointers in this example | c++|smart-pointers | -1 | 88 | 1 | 72,161,370 | 72,161,370 | 1 | true | 2022-05-08T13:09:37.433Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
replacing new with smart pointers in this example<p>In the following I would like to replace usage of "new" with smart pointers. However, so far my... |
72,169,890 | Code that works, but makes little sense to me: if str1.find("not")<p>New to coding/Python and doing codingbat challenges. Really basic stuff.</p>
<p><a href="https://codingbat.com/prob/p189441" rel="nofollow noreferrer">https://codingbat.com/prob/p189441</a></p>
<p>^ This problem can be solved writing:</p>
<pre><code>d... | <p><code>str1.find("not")</code> returns the index of the substring, if it is found; and -1 if it is not found.</p>
<p>If you use it as a condition:</p>
<pre><code>if str1.find("not"):
</code></pre>
<p>then it will only be falsey if <code>str1.find("not")</code> returns zero, because all i... | Code that works, but makes little sense to me: if str1.find("not") | python | -1 | 45 | 2 | 72,169,962 | 72,169,962 | 1 | true | 2022-05-09T09:40:09.660Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Code that works, but makes little sense to me: if str1.find("not")<p>New to coding/Python and doing codingbat challenges. Really basic stuff.</p>
<p><a href=... |
72,212,334 | Matplotlib / df.plot(): set custom integer xticks for spectrum of floats<p>Edit: please note that I have more values in x axis (and in floats) that I want ticks (integers), which makes usual solution not work (like <a href="https://stackoverflow.com/questions/21910986/why-set-xticks-doesnt-set-the-labels-of-ticks">Why ... | <p>You can try:</p>
<pre class="lang-py prettyprint-override"><code># set the x tick positions
ax.set_xticks(list(range(0, 101, 2)))
# now set the xtick labels at those positions
ax.set_xticklabels([f"{int(xval)}" for xval in range(0, 101, 2)])
</code></pre>
<p>Note that the <code>range</code> goes to 101, s... | Matplotlib / df.plot(): set custom integer xticks for spectrum of floats | python|dataframe|matplotlib | -1 | 45 | 2 | 72,213,992 | 72,213,992 | 1 | true | 2022-05-12T08:28:39.963Z | Please answer the following Stackoverflow question on Programming. Answer it like you are a developer answering Stackoverflow questions.
Stackoverflow question:
Matplotlib / df.plot(): set custom integer xticks for spectrum of floats<p>Edit: please note that I have more values in x axis (and in floats) that I want ti... |
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