Id int64 34.6M 60.5M | Title stringlengths 15 150 | Body stringlengths 33 36.7k | Tags stringlengths 3 112 | CreationDate stringdate 2016-01-01 00:21:59 2020-02-29 17:55:56 | Y stringclasses 3
values |
|---|---|---|---|---|---|
59,035,060 | Can I create a mySQL DatabaBase from Java code? | <p>I'm learning about JDBC.</p>
<p>Can I create a mysql database from a java code?</p>
<p>How can I make the connection?</p>
<p>Thanks.</p>
| <java><mysql><database> | 2019-11-25 15:23:50 | LQ_CLOSE |
59,035,353 | Please suggest javascript code for converting distinguished name into canonical name?Please refer the details below | This is distinguished name "CN=Peterson\,Misha,OU=Users,OU=Bright,OU=APAC,DC=xyz,DC=ang,DC=com". I need to convert this into"xyz.ang.com/APAC/Bright/Users/Peterson,Misha",i.e., Canonical name. | <javascript><active-directory> | 2019-11-25 15:39:16 | LQ_EDIT |
59,036,609 | Python- get last letter of a string | I am relatively new in python. I wanted to know if is there any possibility for me to get only the **E:** from the string below:
p="\\.\E:" | <python><python-3.x><text> | 2019-11-25 16:53:06 | LQ_EDIT |
59,037,458 | How to get a approximate equation for reverse look up | Is there any method or way to get the approximate equation(x = g(y)) for doing a reverse lookup from Y to X. Following is the simple y = f(x) and it's plot.
```
import numpy as np
import matplotlib.pyplot as plt
formula = "2*x**6 + x**5 -3*x**4 + 7*x**3 + 9*x**2 + x + 6"
x = np.arange(1, 10)
y = eval(formula)... | <python><r><algebra><polynomial-math> | 2019-11-25 17:47:08 | LQ_EDIT |
59,038,938 | How to get local time from web server? | I set up an ajax server with this settings
```
let express = require('express');
let server = express();
server.use('/MyWebApp', express.static(__dirname + '/public'));
server.get('/MyWebApp/dateService', function(request, response){
response.send({'dateTime' : new Date()})... | <javascript><html><node.js><ajax><server> | 2019-11-25 19:36:30 | LQ_EDIT |
59,040,634 | Can I give a class name as an XML element? | <p>I'm looking to use XML to fill in some definitions of objects. I really want the file to be able to give a class name in a property itself:</p>
<pre class="lang-xml prettyprint-override"><code><Object>
<Name>Something</Name>
<ObjClass>SomeClass</ObjClass>
</Object>
</code></p... | <c#><xml> | 2019-11-25 21:52:13 | LQ_CLOSE |
59,040,875 | .NET / C# - Get the next semi-week end date | <p>I have the following code, which simulates a week start on Saturday and then divides the week in 2 parts, returning Tuesday if the given date is Sat-Tue, else it returns Fri, however, I feel i'm doing something wrong, and that the code could be simplified, but I can't figure out how.</p>
<pre><code>private static D... | <c#><.net><datetime> | 2019-11-25 22:14:14 | LQ_CLOSE |
59,040,987 | How to skip the first two lines of a file and read those lines that are multiple of 5 | <p>I have a file and I want to skip the first two lines and read those lines that are multiple of 5</p>
<p>line 1
line 2
line 3
line 4
line 5
line 6
line 7
line 8
line 9
line 10</p>
<p>output:
line 3
line 8
..
.
.</p>
| <python><file> | 2019-11-25 22:24:42 | LQ_CLOSE |
59,044,957 | Keep ratio of DIV or img | <p>I want to keep the ratio of DIV
For example
I use google map</p>
<p><code><div id="map" style="background-color: grey;width:100%;"> Map here </div></code></p>
<p>It adjust the width to window or <code>col-*</code> for <code>bootstrap</code>.</p>
<p>it changes according to window size. </p>
<p>But now... | <jquery><css><twitter-bootstrap> | 2019-11-26 06:28:25 | LQ_CLOSE |
59,048,447 | Objecy.keys().map() VS Array.map() | <p>can you give me an argument why approach A is better than approach B.</p>
<p>Approach A:</p>
<pre><code>const transformCompanyOptions = (companies: Array<{id: string, name: string}>, selectedId: string) => {
return companies.map(key => {
return {
value: key.id,
label: key.name,
... | <javascript><arrays><object><javascript-objects> | 2019-11-26 10:10:29 | LQ_CLOSE |
59,050,799 | Duplicate elements of array in the same array | <p>I got this array of objects</p>
<pre><code>let item = [
{ a: 1 },
{ b: 2 }
]
</code></pre>
<p>and would like to duplicate array's elements to the same array. Output should be:</p>
<pre><code>[
{ a: 1 },
{ b: 2 },
{ a: 1 },
{ b: 2 }
]
</code></pre>
<p>Can you help?</p>
| <javascript><arrays><object><javascript-objects> | 2019-11-26 12:16:21 | LQ_CLOSE |
59,051,360 | Learning scripting/programming (beginning) | <p>What I am asking can be a bit silly and weird by anyway, I decided to ask you.</p>
<p>I am working as network security administrator and have knowledge and experience on cyber security as well. 2 month ago I Started my master degree on Cyber Security and now really want to continue my career on Cyber. Along with ne... | <bash><shell> | 2019-11-26 12:49:22 | LQ_CLOSE |
59,052,654 | onBackPressed finish() not working in android studio | I used below code to close activity after back button pressed.
```
@Override
public void onBackPressed()
{
super.onBackPressed();
finish();
}
```
after 5 time pressed it worked
how to solve it
| <android> | 2019-11-26 14:02:06 | LQ_EDIT |
59,053,204 | How can I check if a an array of strings is empty in MongoDB with java? | Imagine I have a DB with documents with the format:
```
{
"id": "12345",
"adress": "adress1,adress2,adress3"
}
```
I have tried, after query the DB and get the document of the id I want, to turn *adress* into a list and get list.isEmpty(), but it's not empty.
Can it be done using MongoDB? | <java><mongodb> | 2019-11-26 14:31:16 | LQ_EDIT |
59,053,960 | Escaping @ in Blazor | <p>I want to display image from icon library in Blazor component. </p>
<p>The path is:</p>
<p><em>wwwroot/lib/@icon/open-iconic/icons/account-login.svg</em></p>
<p>But <strong>@</strong> is a special character in Blazor.</p>
| <escaping><blazor> | 2019-11-26 15:14:23 | HQ |
59,054,873 | Quickest and best way to determine Angular/AngularJS version a site is using? | <p>At work, I've inherited over 30 web sites/applications built using C#, ASP.NET, MVC and AngularJS/Angular. The sites were built and updated between 2010 and 2018. Some have been built and updated more recently than others. What is the quickest and best way to determine decisively what version of AngularJS or Angular... | <c#><angularjs><angular><asp.net-mvc> | 2019-11-26 16:01:02 | LQ_CLOSE |
59,055,019 | How to make a .py file not human readable? | <p>I have a script in .py format and random forest in pickle format and i should deliver it to a customer . He should not be able to read both. </p>
| <python><machine-learning><random-forest> | 2019-11-26 16:08:43 | LQ_CLOSE |
59,055,231 | Convert number to a binary code in JavaScript? | <p>What function or method converts number (2354) to binary code (001011001010)?
Thanks</p>
| <javascript><binary><numbers> | 2019-11-26 16:19:55 | LQ_CLOSE |
59,056,385 | Cannot connect to Elasticsearch from Go server running in Docker | <p>I have set up an environment today that runs a <code>golang:1.13-alpine</code> image, along with the latest images for Elasticsearch and Kibana.</p>
<p>Elasticsearch and Kibana are running fine when accessing from my local machine, but I cannot connect to Elasticsearch through the Go server. I have put this togethe... | <docker><go><elasticsearch><kibana> | 2019-11-26 17:26:42 | LQ_CLOSE |
59,056,952 | TS1128: Declaration or statement expected (end of file) | <p>folks. Working on a TypeScript/React project (just getting used to it, haven't written React in a year, etc.), and having an issue.</p>
<p>When I wrote this component, I followed some docs that I found, but I'm getting a TS1128 (Declaration or statement expected) error at the end of this file, and I can't figure... | <reactjs><typescript> | 2019-11-26 18:05:06 | HQ |
59,057,311 | Symfony 4 | Custom configuration file | I have been searching for a little while but I cannot find anything useful (or at least I think so).
My goal is to add to a new symfony 4.4 project an extra config file to define some behavior of the system, it could be anything, like, pancakes.yaml:
```yaml
pancakes:
enablePancakes: false
```
I wish to kno... | <php><symfony><yaml><symfony-config-component> | 2019-11-26 18:28:01 | LQ_EDIT |
59,058,242 | How to add the output of each html page into multiple files in python? | I created a code that would generate each html page as output to save in different files by iteration of for loop.
import requests
import urllib.request
def crawlpages():
for i in range(1451720, 1451730):
link = "https://www.mmo-champion.com/members/" + str(i)
... | <python> | 2019-11-26 19:36:31 | LQ_EDIT |
59,060,689 | SQL Table to nested xml file | Action Action2 Name Action3 Batch
add PL Steve add 1
add PL Steve add 3
add PL Steve add 4
add PL Steve add 5
add PL Steve add 1
add PL Steve add 3
add PL Steve add 4
add PL Steve add 5
[![enter image desc... | <sql><sql-server><tsql><xquery> | 2019-11-26 23:07:01 | LQ_EDIT |
59,062,480 | C#: I'm looking for a way to create new "primitive" types with additional constraints which are visible at coding time to users of the type | Suppose I have an entity in my universe of discourse called a `Widget`. Widgets are passed around between multiple distributed applications. All systems communicate through a messaging system. The messaging system passes a "common data model" (CDM) instance of the `Widget` around, where all applications translate to an... | <c#><types><dto> | 2019-11-27 03:16:34 | LQ_EDIT |
59,067,724 | Trying to show the size taken up by a specific directory, I'm my case, the HOME directory | <p>I've tried </p>
<pre><code>df -H $HOME
</code></pre>
<p>But I just get</p>
<pre><code>Filesystem Size Used Avail Use% Mounted on
/dev/mmcblk0p2 31G 7.9G 21G 28% /
</code></pre>
<p>This is not correct as the total used size of my home directory is only 800MB</p>
| <linux><bash><shell><sh> | 2019-11-27 10:10:43 | LQ_CLOSE |
59,068,384 | setModal in Java | public DatePicker(JFrame parent) {
d = new JDialog();
d.setModal(true);
String[] header = { "Sun", "Mon", "Tue", "Wed", "Thur", "Fri", "Sat" };
JPanel p1 = new JPanel(new GridLayout(7, 7));
p1.setPreferredSize(new Dimension(430, 120));
What is the purpose of `d.setMo... | <java><swing><jdialog> | 2019-11-27 10:45:51 | LQ_EDIT |
59,070,001 | I have published an Android app on app store but whenever I search it by name or package name i can't find it even in the long list of apps | <p>But I can only find it when I click on the button <strong>"View Apps on Playstore"</strong> .What seems to be the problem. It's been almost two days since my app is published.</p>
| <android><google-play> | 2019-11-27 12:14:05 | LQ_CLOSE |
59,071,404 | Error: Could not find or load main class - Whenever i make a new java file | im currently working on a group project, we are using Eclipse to make a java program and using e-git (eclipse extension) to work together. For some reason today, whenever im trying to make an new java file in the package it will give me the error Error: Could not find or load main class projectPackage.filename, i have ... | <java><eclipse> | 2019-11-27 13:32:16 | LQ_EDIT |
59,071,799 | psycopg2.OperationalError: could not connect to server: Connection refused Is the server running on host "localhost" | <p>Got Error while doing docker-compose up.</p>
<pre><code>conn = _connect(dsn, connection_factory=connection_factory, **kwasync)
psycopg2.OperationalError: could not connect to server: Connection refused
Is the server running on host "localhost" (127.0.0.1) and accepting
TCP/IP connections on port 5433?
could not con... | <python><docker><flask><docker-compose><psycopg2> | 2019-11-27 13:55:01 | LQ_CLOSE |
59,072,147 | How to write this decorator? | <p>HELP Please . How Write This Decorator (Take a validator if the validator return "True" send args to func :</p>
<pre><code>#define decorator here ...
def validator(x):
return x>=0
@decorator(validator)
def f(x):
return x**0.5
print(f(4)) #should print 2
print(f(-4)) #should print error
</code></pre>
| <python> | 2019-11-27 14:15:30 | LQ_CLOSE |
59,072,266 | How do I set the starting position of my turtle of my turtle in python to the bottom left of my screen? | Greetings people of Stackoverflow! Currently, I am working on a project that involves turtles. And I have been trying to find a way to make the turtle start at the bottom left of my screen, as opposed to the coordinates (0,0).
#My Code
import turtle
turtle.setworldcoordinates(-1, -1, 20, 20)
... | <python><python-3.x><turtle-graphics> | 2019-11-27 14:21:49 | LQ_EDIT |
59,072,669 | Can you use python to solve a quadratic without teaching it the quadratic formula? | <pre><code>def f(x):
f(x) = x^2 + 2*x + 1
for x in range(-100, 100):
if f(x) == 0:
print(x)
</code></pre>
<p>Something like this? I get the error "cannot assign to function call" though</p>
| <python> | 2019-11-27 14:41:44 | LQ_CLOSE |
59,072,783 | Java- I'm unable to execute my if-else statement | I've been figuring out my code for hours and I can't find any solution for my code
The game GUI shouldn't be display anymore when I have clicked on either my Water , Fire Or Nature button,because every button will add 1 to store into my gamePlayed and the maximum would only store up to 5 times,I really cant figure it... | <java><swing><user-interface> | 2019-11-27 14:48:44 | LQ_EDIT |
59,074,098 | Which one is the fastest beween Set and Maps in Java? | <p>Which structure should I use if I need to have several operations of add and remove items into my collection? I need to have the quickest result, and obviously the most efficent one</p>
| <java><performance> | 2019-11-27 15:59:57 | LQ_CLOSE |
59,074,782 | How to create a editable data-table (with pagination) without using Angular material? | <p>I want to create an editable table in Angular but without using Angular material. The table should also have pagination.</p>
| <angular> | 2019-11-27 16:38:56 | LQ_CLOSE |
59,074,879 | Express server not listening to specific port 3000 on localhost | <p>app.listen(port, (err) => { if (err) return console.log(err); console.log('Server running on port ' + port); })</p>
| <javascript><node.js><express> | 2019-11-27 16:44:27 | LQ_CLOSE |
59,076,282 | nodejs push is not a function | <p>I have difficulty making a collection of a class</p>
<p>Match example</p>
<p>and matches</p>
<p>matches is a collection of match</p>
<p>my class match:</p>
<pre><code>const uuid = require("uuid");
// Match class is a single game Match structure
class Match {
constructor(players) {
this.id = uuid.v4().... | <javascript><node.js> | 2019-11-27 18:16:36 | LQ_CLOSE |
59,076,876 | How to get input field values based on classes | <p>i have a form where i am showing input fields using loop. all fields have classes.
Basically there are 3 fields.
1 - quantity
2 - price
3 - total</p>
<p>as the input fields are in loop. so here is the problem that i want to show total from the quantity*price == total
but i want to calculate total on click.</p>
<p>... | <javascript><jquery><html> | 2019-11-27 18:57:49 | LQ_CLOSE |
59,077,060 | Populate a table from a list using multiple criteria | <p>I need to populate a table using 2 criteria to match the information.
the source data is</p>
<pre><code> A B C
Month Segment Value
01/08/18 Alfa 236.200
01/08/18 Bravo 39.700
01/09/18 Alfa 8.400
01/09/18 Delta 48.200
01/10/18 Bravo 31.700... | <excel><excel-formula><excel-2016> | 2019-11-27 19:12:10 | LQ_CLOSE |
59,077,895 | c++ vector isn't showing any values i inserted | <p>So I am trying to convert string to int and then store the int into vector. But when I do that and i create a for loop to display what I have stored in the vector, all i get is 0000. here is my code:</p>
<pre><code>#include<iostream>
#include<sstream>
#include<vector>
using namespace std;
int main... | <c++><vector> | 2019-11-27 20:21:41 | LQ_CLOSE |
59,078,263 | How to do this question in R without using loop? | <p>Let's say I have a dataframe like this:</p>
<pre><code>df=data.frame("A"=factor(c(1,2,1,4,2)), "date"=factor(c("1999","2000","1999","2001","2001")), "value"=c(10,20,30,40,50))
</code></pre>
<p>I need to sum the values in the column "value" if they have the same "A" and "date".
So what I need is a dataframe like th... | <r><dataframe> | 2019-11-27 20:52:40 | LQ_CLOSE |
59,078,862 | How can I turn off a liquid valve when a flame goes out? | <p>I'm trying to make my family's life easier and cheaper. I'm heating my barn with a waste oil drip heater. I want to be able to automatically turn off the oil feed valve in case the burner goes out which would cause the barn to fill up with oil and possibly cause a fire.The oil tank will be under about 10 pounds of p... | <heat> | 2019-11-27 21:44:15 | LQ_CLOSE |
59,079,241 | Euclidean GCD function returns type None instead of int | <p>I'm getting back into mathematics, algorithms, and data structures. Today, I spent time studying up on the Euclidean algorithm and greatest common divisors. </p>
<p>Below, I implemented a function to demonstrate what I learned: </p>
<pre><code>from math import floor
def euclidian(a: int, b: int):
# a = b * ... | <python><python-3.x><algorithm><math> | 2019-11-27 22:23:05 | LQ_CLOSE |
59,081,402 | Microservices Java | <p>I am learning about microservices using Java technology (Spring Boot) , I can not find a good book or tutorials.
I want to learn about microservices in details.If any one can guide in this it will be great.</p>
| <java><spring-boot><microservices> | 2019-11-28 03:39:59 | LQ_CLOSE |
59,082,162 | How to intergrate JIRA with our own AngularJS application | I want to integrate JIRA with my own application. So that I can perform operation like,
- Create a ticket
- Delete a ticket
| <angularjs><jira> | 2019-11-28 05:17:24 | LQ_EDIT |
59,082,457 | I need the time difference between two times in Hours in sqlserver | I need the time difference between two times in Hours. I am having the start time and end time as shown below:
start time | End Time
23:00:00 | 19:00:00
23:00:00 | 07:00:00
I need the output for first row as 20,for second row 8. | <sql><sql-server><time> | 2019-11-28 05:47:36 | LQ_EDIT |
59,084,100 | Making changes with ifconfig persistent | <p>can anyone tell me on how to make the following commandline changes persistent? (Like via /etc/network/interfaces or /etc/dhcpcd.conf)</p>
<pre><code>route del default
ifconfig eth0 add 172.25.1.1 netmask 255.240.0.0
ifconfig eth0:0 netmask 255.240.0.0
route del default
route add default gw 172.25.0.1
</code></pre>... | <linux><raspberry-pi3><router><gateway><dhcp> | 2019-11-28 07:58:27 | LQ_CLOSE |
59,084,137 | Script dont fuction properly | I have an script that reads the file and compares the string by a pattern, if it returns false it will delete the line on the .txt file.
This is my code
```
const readline = require('readline');
const lineReplace = require('line-replace')
const fs = require('fs');
const inputFileName = './outputfinal.txt';
... | <javascript><node.js><regex> | 2019-11-28 08:00:46 | LQ_EDIT |
59,086,051 | Java HasgMap gives wrong values for the given key | I am using a Map<Integer,Map<String,List<Employee>>>. After populating the map , if i immediately retrieve some values with key(String). The returned List<Employee> is correct. After some iteration the values are changing.
After first time populating data into the map, i have not used map.put anywhere. Only i am usin... | <java><hashmap><hash-collision> | 2019-11-28 09:55:12 | LQ_EDIT |
59,087,910 | Put last element of each column in quotation marks | <p>I am trying to put every last element of each column of a csv into quotation marks by using regex in Visual Studio Code.
I am matching the string using <code>[^,;]+$</code> and trying to replace it by using <code>"$1"</code>.
After replacing, the strings are not in order anymore and some vanish.
Can anybody help me... | <regex><csv><perl><replace> | 2019-11-28 11:32:03 | LQ_CLOSE |
59,090,356 | is there any way with which we can print the following pattern? | class pattern
{
public static void main()
{
int i,j,p=1;
for(i=1;i<=5;i++)
{
for(j=1;j<=i; j++)
{
System.out.print(p+" ");
p=p+2;
... | <java> | 2019-11-28 13:49:06 | LQ_EDIT |
59,090,539 | Javascript Value To PHP variable | javascript code
<script type="text/javascript">
$("#test").click(function() {
getQuerystring(this);
return false;
});
function getQuerystring(el) {
console.log(el.href);
var getUrlParameter = function(sParam) {
var sPageURL = el.href.split('?')[1],
... | <javascript><php><html> | 2019-11-28 13:57:45 | LQ_EDIT |
59,093,592 | sorry if this question is so simple. how to produce output string and numbering from the same statement in python?eg. "output_CH = 0.7 and CH_healthy" | if input_CH in range (185, 211):
if input_CH >= 185 and input_CH < 190:
output_CH = (1/5 * input_CH) - 37
elif input_CH >= 190 and input_CH <= 200:
output_CH = 1
else:
output_CH = (-1/10 * input_CH) + 21
... | <python><python-3.x> | 2019-11-28 17:06:04 | LQ_EDIT |
59,096,332 | here iOS SDK creating draggable marker | I want to create draggable marker but it doesn't work. What I have missing?
'''
let marker = NMAMapMarker(geoCoordinates: coordinates, image: markerImage!)
marker.isDraggable = true
mapView.add(mapObject: maker)
mapView.respond(to: .markerDragBegan) { (drag, ma... | <ios><here-api> | 2019-11-28 21:28:07 | LQ_EDIT |
59,096,452 | Swift How to decode JSON without knowing the key name? | <p>I have json that looks something like this:</p>
<pre><code>"events": {
"1": {
"id": 1,
"name": "something"
},
"2": {
"id": 2,
"name": "something2"
},...
}
</code></pre>
<p>Is there any way to decode this type of JSON where I dont know the name of the key?</p>
| <json><swift><decode><decoding> | 2019-11-28 21:41:00 | LQ_CLOSE |
59,096,612 | Java- How do I store my numbers in my int? | I'm a beginner still trying to learn java , I have no clue what have I did wrong on my code because they seem logically correct, really appreciate if someone can give me a hand ! Thanks very much !
What I'm trying to do is create an int and when everytime I clicked yes in my confirmation dialog the int will increase b... | <java> | 2019-11-28 22:02:50 | LQ_EDIT |
59,096,714 | Calling Angular application not from the root path | <p>I created a simple Angular app with some routes inside. Now I am calling it from my browser:</p>
<pre><code>http://127.0.0.1:8000/products_whatever
</code></pre>
<p>For this to work, to my understanding the following is needed:</p>
<ol>
<li>Web server should be configured to return <code>index.html</code> on requ... | <angular> | 2019-11-28 22:15:30 | LQ_CLOSE |
59,097,365 | warning: dereferencing 'void *' pointer error | With a C program written for solving a heat problem I am getting following error:
[enter image description here][1]
The program was meant for this:
[enter image description here][2]
Here is my code:
<!-- begin snippet: js hide: false console: true babel: false -->
<!-- language: lang-html -->
#in... | <c><pointers> | 2019-11-29 00:07:42 | LQ_EDIT |
59,097,798 | Python - Breaking a Word into a given list of "syllables" | I'm trying to write a function in Python that will return True or False based on string matching to see if a given list of "syllables" mixed and matched can form a word.
The two inputs would be the word and the list of syllables.
Some examples:
**Inputs**: “hello” , [”hel”, ”hol”, ”llo”, ”he”] **Output*... | <python><string><algorithm> | 2019-11-29 01:34:00 | LQ_EDIT |
59,099,581 | Wake up the bot on a hi and should start with same functionality | Any one kindly can tell how to wake up the bot on Hi.Actually I am in a dialog named as product issue having a prompt of adaptive card , i just want after clicking on that adaptive card it go to main dialog show functionality with which my bot have began. | <c#><botframework><azure-bot-service><adaptive-cards> | 2019-11-29 06:12:56 | LQ_EDIT |
59,100,713 | how to retrieve the id just created in the database in laravel? | <p>how do I retrieve the id that was just created in the database, when I press the save button, the data is created, and I want to retrieve the id from that data</p>
<p>this my controller code</p>
<pre><code>$cart= new cart;
$cart->user_id = $request->user_id;
$cart>vendor_name = $request-&g... | <laravel><laravel-5><eloquent> | 2019-11-29 07:46:09 | LQ_CLOSE |
59,101,007 | How to get control info of Notepad write by python language | I have code bellow copy from website : https://pywinauto.github.io/ :
```
from pywinauto.application import Application
app = Application().start("notepad.exe")
app.UntitledNotepad.menu_select("Help->About Notepad")
app.AboutNotepad.OK.click()
app.UntitledNotepad.Edit.type_keys("pywinauto Works!", with_spaces = T... | <python><frameworks><pywinauto> | 2019-11-29 08:10:45 | LQ_EDIT |
59,101,792 | Run CSS in PHP function WooCommerce | <p>I wrote this function:</p>
<pre><code>add_action( 'woocommerce_before_calculate_totals', 'adding_custom_price', 10, 1);
function adding_custom_price( $cart ) {
global $woocommerce;
foreach ( $cart->get_cart() as $cart_item ) {
//If there is minimum 1 coupon active
if (!empty(WC()->cart-&... | <php><jquery><css><wordpress><woocommerce> | 2019-11-29 09:07:03 | LQ_CLOSE |
59,102,038 | why type hint cannot be used in the for loop | ```for i: str in test_string:```
I received the **invalid syntax** error, I would like to know the reason behind. | <python><python-3.x> | 2019-11-29 09:24:04 | LQ_EDIT |
59,102,680 | How to reduce the value from multiple rows by calculation | <p>I have table called : stock , From that qty will be reduced by priority column in the respective warehouse.</p>
<pre>
-------------------------------------------
Id SKU priority Warehouse Qty
--------------------------------------------
1 sku1 p1 W1 1
2 sku1 p... | <mysql><stored-procedures> | 2019-11-29 10:05:25 | LQ_CLOSE |
59,102,750 | Symfony4.3.2 - Allow access to specific pages | I am on Symfony 4.3.2, trying to get a way to allow users having role (CommissionOwner) access to only following specific pages.
- www.xyz.com/Loginlandingpage
- www.xyz.com/reportSalesCommissions
I am trying in **myApp/config/packages/security.yaml**
access_control:
- { path: ^/reportSalesCo... | <symfony4><symfony-security> | 2019-11-29 10:10:42 | LQ_EDIT |
59,103,845 | How can i convert days names to dates of the current month? | <p>I have an array of days in a month excluding friday and sunday as they aren't inculded in policy, i want to convert the array of days names to the dates of the current month but when i convert it is in incorrect format because it shows for different month <a href="https://i.stack.imgur.com/gTQ3u.png" rel="nofollow n... | <php><date><time><type-conversion><dayofweek> | 2019-11-29 11:21:22 | LQ_CLOSE |
59,105,631 | When I select the incorrect answer the next question loads with the the answer already displayed | I am completely new to coding and c#. I am studying a level 3 ICT and in my programming subject we are asked to make a quiz for essential skills students(Using forms.).
I have been asked to create a very basic login in screen, topic selection screen, level selection screen and the actual questions and answers; answer... | <c#><winforms><linq> | 2019-11-29 13:22:00 | LQ_EDIT |
59,105,774 | Why is javascript recursive function returning 'undefined' even when I am returning a value | <p>I am looking at how to implement binary search in a javascript function and found that when I return the value and save it into a variable then when I console.log this comes as undefined.</p>
<pre><code>const recursiveBinarySearch = (numbers, target) => {
const midpoint = Math.floor(numbers.length / 2);
... | <javascript><binary-search> | 2019-11-29 13:30:46 | LQ_CLOSE |
59,106,395 | HTML - Allow only pattern with numbers and dots for input type text | <p>I need to have a text input that accepts only numbers and the dot sign for float numbers.</p>
<p>I don't want a number type input.</p>
| <html><regex> | 2019-11-29 14:12:44 | LQ_CLOSE |
59,106,783 | I can't view the database content on a php page | <p>I can't view the database content on php page
I want to fetch data using ID
thats the code :</p>
<pre><code><?php
//connect with database
$servername = "localhost";
$userdbname = "root";
$dbpassword = "";
$dbname = "users";
$usid = 0;
$docname = '';
$conn = new mysqli($servername, $userdbname, $dbpassword, $d... | <php><mysql> | 2019-11-29 14:41:38 | LQ_CLOSE |
59,107,818 | Regex Pattern for domain or hostnames or probably the best way to match a pattern | <p>Here's a sample domain name FQDN, How can I match the domain name after the short hostname? instead of making a pattern match for domain names? Advice is really much appreciated.</p>
<pre><code>host1.dept1.domain.com
host2.domain.com
host3.domain3.com
</code></pre>
| <arrays><regex><ruby> | 2019-11-29 15:50:39 | LQ_CLOSE |
59,107,922 | What is the purpose of period (.) in the ~/.bashrc | <p>I've been studying the bash scripting then i noticed using the period wildcard in the bash script, in my sense the period treated as current directory, </p>
<p>I have snippet </p>
<pre><code>if ! shopt -oq posix; then
if [ -f /usr/share/bash-completion/bash_completion ]; then
. /usr/share/bash-completion/bas... | <linux><bash><shell> | 2019-11-29 15:57:39 | LQ_CLOSE |
59,108,603 | Pass a vector of pointers to function in c++ | <p>I saw many posts here but none of them explains what I'm trying to do.
I have the vector <code>vector <Car*> carVector;</code> and I want to pass it to a function so I can read the information of the objects in there.
The objective is to pass it and then I can use it in this cicle</p>
<pre><code>for (i = 0; i... | <c++><function><vector> | 2019-11-29 16:54:33 | LQ_CLOSE |
59,109,331 | mapping integers 1-max onto 100 integers from 1-1,000,000 | <p>I need to map a Java integer from the range 1-max to the range 1-1,000,000, but only using 100 particular (non-linear) values in the destination range. The 100 values are:<br>
1-10 (so the first 10 values map to themselves)<br>
then by 5's: 15, 20, 25 ... to 100<br>
then by 50's: 150, 200, 250 ... to 1,000<br>
and ... | <java> | 2019-11-29 18:02:02 | LQ_CLOSE |
59,109,620 | GoLang - Conversion of type "interface {}" to another interface in a slice of type "interface {}" via reflection | I've been burning neurons for hours and I couldn't solve this question. I have a slice of type People, I need to pass this slice to a function that gets the type "interface {}". The People type "implements" an interface called HasCustomField, but I can't do the type conversion within the function, as I am doing:
... | <go><slice> | 2019-11-29 18:34:11 | LQ_EDIT |
59,110,159 | Thread Sleep and ReadKey doesn't cooperate | <p>I want to stop the whole do-while loop by using space and write out my WriteLine, but it doesn't do anything on pressing spacebar. I think it's something to do with Thread.Sleep, maybe It doesn't allow user input while on Sleep. I would be really happy if someone could enlighten me why this doesn't work</p>
<pre><c... | <c#> | 2019-11-29 19:35:08 | LQ_CLOSE |
59,111,939 | importing an class from the same directory in Perl | <p>i have a directory with main.pl and Product.pl. in the main.pl i try to import the Product class but the execution fails when i run perl main.pl complaining that cant locate Product.pm in @INC. My directory is not in the @INC list. How can i fix this?</p>
| <linux><perl><oop> | 2019-11-29 23:26:29 | LQ_CLOSE |
59,112,151 | Two constructor calls inside one constructor in C# | <p>I know how to call another constructor for a constructor from the same class or the base class, but how can I do both at once? Here is an example of what I am looking to achieve, noting that in a real case we might want to do something more complex than just set a property:</p>
<pre><code>public class BaseClass
{
... | <c#><constructor><base> | 2019-11-30 00:08:32 | LQ_CLOSE |
59,112,429 | How to code a javvascript to indicate item in a list clicked? | This javascript fails to show the line number of item clicked.
<!DOCTYPE html>
<html>
<body>
<script>
function registerHandlers() {
var as = document.getElementsByTagName('a');
for (var i = 0; i < as.length; i++) {
as[i].onclick = fun... | <javascript> | 2019-11-30 01:22:33 | LQ_EDIT |
59,113,034 | Trying to make the answer randomly generated after retry in C# | <pre><code>using System;
namespace Test
{
class Program
{
static void Main(string[] args)
{
int num1 = int.Parse(args[0]);
int num2 = int.Parse(args[1]);
bool GameOver = false;
int turn = 3;
Random random = new Random()... | <c#><random> | 2019-11-30 03:47:53 | LQ_CLOSE |
59,113,673 | Pet.Acropromazine(): Not all code paths return a value | <p>I am trying to make a class for a pet name, age, weight and if it is a dog or cat and the have to methods to calculate the dosage for Aceptomazine and Carprofen. I want to return a different value for both the Aceptomazine and Carprofen method for a cat and a dog but when I do it says Pet.Acropromazine: not all code... | <c#> | 2019-11-30 06:05:35 | LQ_CLOSE |
59,113,807 | Compilation on Linux - In function '_start': (.text+0x20): undefined reference to 'main' | <p>I want to compile a series of cpp files on Linux. Using CentOS 7, in the Konsole, I type "g++ -std=c++11 main.cpp canvas.cpp patch.cpp utils.cpp", and I get an error: </p>
<pre><code>/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../lib64/crt1.o: In function `_start':
(.text+0x20): undefined reference to `main'
co... | <c++><linux><c++11><compiler-errors><g++> | 2019-11-30 06:31:48 | LQ_CLOSE |
59,114,632 | Does my Java code for the Josephus problem work? | Here's some Java code I made for homework on the Josephus problem.
I believe it doesn't work, but I want to make sure. If it's broken, I want to see if it can be fixed. If it can't be fixed because it is flawed by design, then please tell me so. Thank you.
```
public Int Josephus problem(int num4){
int reducer... | <java><optimization> | 2019-11-30 08:51:59 | LQ_EDIT |
59,115,134 | Removing duplicates and printing the string in specific output in python | Well, I tried my hardest to get it done! but i end up failing this at deleting duplicates at listing them. Can you guys tell me how to do this one or any clue?
Here's the output I want to get:
Please enter sentence: Hello Python!
' ' 1
'!' 1
'H' 1
'P' 1
'e' 1
'h' 1
'l' 2... | <python><python-3.x><string><duplicates> | 2019-11-30 10:14:10 | LQ_EDIT |
59,115,180 | How do I get Parent with multiple children in desc order in sql server to show the newly created parent with its children at top in a List | [enter image description here][1]
[1]: https://i.stack.imgur.com/SSmyN.png##
----------
I need to get in desc order as Parent1 with its children, parent2 with its children and so on..
## | <sql><sql-server> | 2019-11-30 10:20:40 | LQ_EDIT |
59,116,048 | Java turn HTML codes into normal characters | <p>I am making a trivia game that pulls the questions from <a href="https://opentdb.com/" rel="nofollow noreferrer">https://opentdb.com/</a> but some of the questions and answers don't come out correct in java for example one of the questions looks like this:</p>
<pre><code>What color is the &amp;quot;Ex&amp;q... | <java> | 2019-11-30 12:12:39 | LQ_CLOSE |
59,118,047 | is there any package to extract particular keyword in python | I have comments like "the product name with ch12345 and tp12345 " there are so many comments like this. my query is to extract keywords starts with ch and tp followed by two or three-digit number. | <sql><python-3.x> | 2019-11-30 16:24:15 | LQ_EDIT |
59,118,579 | How to fix a strange error with List.Find() | public static string[] categoryNames = new string[] { "Control", "Supplies", "Power" };
int listSelected = categoryNames.Find(item => item == "Power");
Hello! For some reason, I get this error over 'Find': *There is no argument given that corresponds to the formal parameter 'match' of 'Array.Find<T>(T[], P... | <c#><list><find> | 2019-11-30 17:32:47 | LQ_EDIT |
59,119,132 | What is the moral of this? | <p>One great personality said once:</p>
<p><strong>"Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it."</strong></p>
<p>Is it true? What do you think the moral of this? </p>
| <debugging><coding-style> | 2019-11-30 18:40:17 | LQ_CLOSE |
59,119,822 | What's the faster, most efficient way to toggle > 10000 checkboxes with Javascript/JQuery? | I have a `div` with more than 10000 checkboxes in it.
```html
<div class="well well-sm" style="min-height: 100px; max-height: 360px; overflow: auto; background-color: #f7f7f7;">
<label>
<input type="checkbox" class="checkbox-item" name="some_name" value="28" checked="checked"> Item 1
... | <javascript><jquery><html><dom><optimization> | 2019-11-30 20:09:38 | LQ_EDIT |
59,120,071 | Dictionary to list of strings pair | <p>I have the following dictionary: </p>
<pre><code>{'PoP': 4, 'apple': 1, 'anTs': 2, 'poeT': 1}
</code></pre>
<p>And I wish to have a list of values like this:</p>
<pre><code>['PoP, 4', 'apple, 1', 'anTs, 2', 'poeT,1']
</code></pre>
<p>Which is like having a list of tuples but without the parentheses.
Is there any... | <python><list><dictionary> | 2019-11-30 20:39:20 | LQ_CLOSE |
59,120,347 | What is a flag in python while loops? | <p><strong><em>I am new to python and I came across this terminology-> flag in python while loops so can anyone explain what that is?</em></strong></p>
| <python><python-3.x><while-loop> | 2019-11-30 21:19:22 | LQ_CLOSE |
59,120,670 | statement that executing code over and over | <p>I do not know how to do code that is executing over and over again. I would like to achieve something like this:
(< stands for input, > stands for output)</p>
<pre><code>message=input()
print('Write down the text.')
</code></pre>
<pre><code>>Write down the text.
<qwerty
>qwerty
>Write down the text.... | <python><if-statement> | 2019-11-30 22:03:33 | LQ_CLOSE |
59,121,952 | coverting arraylist to array in less than O(n) | <p>I am currently working on program and want to convert ArrayList to an array but in less than O(n) time.</p>
<pre><code> for (int i = 0; i < list.size(); i++) {
if (list.get(i) != null) {
arr[i] = list.get(i);
}
}
</code><... | <algorithm><arraylist><data-structures> | 2019-12-01 02:05:15 | LQ_CLOSE |
59,122,185 | how many bytes is this struct? - how many bytes is pointer to a struct? | <pre><code>struct hello {
size_t num;
struct jump *next;
}
</code></pre>
<p>I get that size_t is 4bytes but how many bytes is struct jump *next?</p>
| <c> | 2019-12-01 03:02:38 | LQ_CLOSE |
59,122,235 | What does ** mean in Python? | <p>I have looked all over Ecosia and SO. I cannot find the answer to this question:</p>
<p>What is <code>**</code> used for in Python?</p>
<p>Like, <code>exampleVariable = 5 ** 5</code></p>
<p>Thanks for any help!</p>
| <python><python-3.x><math> | 2019-12-01 03:16:43 | LQ_CLOSE |
59,123,399 | What type of ML algorithm / model should I use for prediction? | <p>I apologize this might be a poorly asked question, Im looking for more of a point in the right direction to start research. </p>
<p>So say I have large sets of Array data. Ill be easiest to give an example:</p>
<pre><code>[{a: 1}, {h: 3}, {r:7}, {p: 2}]
[{y: 4}, {p: 3}, {w: -3}, {u: 54}]
[{l: -9}, {h: 5}, {r: 9},... | <python><tensorflow><machine-learning> | 2019-12-01 07:18:26 | LQ_CLOSE |
59,123,445 | PHP Get last increment of five minutes | <p>I am looking to get the previous increment of five minutes from the current time...</p>
<p>Lets say that the current time is 12:07pm UTC</p>
<p>I want to put into a variable 12:05pm UTC</p>
<p>What would be an easy way of going about this?</p>
| <php> | 2019-12-01 07:24:59 | LQ_CLOSE |
59,123,670 | Why my groupby work says "invalid syntax" | <p><a href="https://i.stack.imgur.com/IsAy6.png" rel="nofollow noreferrer">groupby</a></p>
<p>Hello, i try to find the mean of a data of groupby a dataframe. However, it shows my work has invalid syntax and please somebody help me.</p>
| <python> | 2019-12-01 08:01:52 | LQ_CLOSE |
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