instruction stringlengths 0 30k ⌀ |
|---|
How to edit a textinput within a list |
I am trying to decode data matrix qr codes using `pylibdmtx`. I have below image
[![enter image description here][1]][1]
[1]: https://i.stack.imgur.com/l4VRO.png
and using the below code:
import cv2
from pylibdmtx import pylibdmtx
import time
import os
image = cv2.im... |
Error decoding data matrix code using pylibdmtx in Python |
|python-3.x|opencv|qr-code|datamatrix| |
I'm trying to build a table set in the form of a P&L in Looker studio. To build a table inside Looker you need to use the Pivot form, and it's not meeting my requirements (ex. I want a line 5 to be the sum of line 1, 2, 3, 4, then I want line 7 to be the difference between line 5 and 6...). So, how can I do to have thi... |
Looker P&L building table |
|looker-studio|looker| |
null |
The mistake is the result set from that query has _two columns_.
Otherwise, this dataset is a poor choice for demonstrating the JOIN types, because there are no values that are unique to A and B, such that the OUTER join types will always closely resemble the INNER join types. Really, the _only_ difference for the I... |
### Create some data
To illustrate the difference, let's construct some data:
```r
# Example dataset
(dat <- data.frame(
category = rep(c("A", "B"), each = 3),
value = c(1, 2, 3, 4, 5, 6)
))
# category value
# 1 A 1
# 2 A 2
# 3 A 3
# 4 B 4
# 5 ... |
null |
using System;
namespace Q1 {
public class Q1 {
static void Main() {
// Keep the following line intact
Console.WriteLine("===========================");
// Insert your solution here.
const string EMPTY = "You have 0 eggs whic... |
I'm new to nodejs and express-session. As far as i know, when saveUninitialized is set to FALSE, the uninitialized session cookie will not be saved into sessionStore (mongodb in my case). Here is my session configs
session: {
secret: 'tuxcoder',
store: initializes.sessionStore,
resave: true... |
I'm updating my Spring Boot application from Java 11 to Java 17, and Spring Boot `2.7.18` to `3.2.4`, and running the tests I'm getting an error.
So, I have a entity called `WorkloadDAO` like this:
```
@Entity
@Table(name = "workloads")
@IdClass(WorkloadId.class)
public class WorkloadDAO {
@Id
@NonNul... |
|sql|mariadb|visualization|apache-superset| |
I spent hours on this problem. I wanted to access the selected categories of my page in Typo3 Fluid, but there is no default way to do that. |
Typo3 Fluid: How to get selected page categories in fluid |
|typo3|typoscript|fluid| |
There **is** no default way of doing this. You need to query the database and join tables yourself. Thanks for nothing Typo3 – nobody could have expected, that developers would actually want to access the selected categories in their templates. (╯°□°）╯︵ ┻━┻
In the setup Typoscript in the Fluidtemplate, add a Databas... |
Padding pushing items in a flex div? |
|html|css|flexbox|padding| |
I get this warning message in the browser's console even if it is a blank tab
**"Third-party cookie will be blocked. Learn more in the Issues tab"**
and it keeps counting hundreds of warnings been blocked.
Is this related to "tracking blocking" or some sort of a plugin issue and what is the way to check it... |
Warning: Third-party cookie will be blocked |
|google-chrome|google-chrome-devtools| |
#include <stdio.h>
void main() {
// Write C code here
int arr[] = {10,20,30,40};
int *p1 = arr;
int *p2 = &arr[2];
printf("%d",p2-p1);
}
Output : 2
I was suprised to see the output as 2. I don't know why the output is 2. |
Why is the output of following pointer program giving output as 2? |
|c|pointers|pointer-arithmetic| |
null |
wordpress site. at very start of functions.php i have session_start()
but i get an error message saying "headers already sent". the error_log doesn't give any info about where/what, etc. is there a way to determine why/where headers are being sent prior to the functions.php being run.
I've tried making sure th... |
|oracle-apex|oracleforms| |
My program has a main while loop as the main logic, with an inner while loop for running the logic of the "command function". When inside the inner while loop, I want `EOF` (Ctrl + D) to exit from the inner while loop only and continue with the outer loop (to listen to more commands). However, its exiting from both the... |
|html|angular|list|drop-down-menu|ng-template| |
I have an antd table in my project
version of antd : 4.25.15
react: "^16.8.6"
It looks like this:
```
<Table
dataSource={data}
columns={columnsForRender}
expandable={expandable}
/>
```
expandable props:
```
const expandable = {
expandIcon: ({ expanded, onExpand, record }) => {
... |
How to use standard ExpandIcon of Table in antd |
|reactjs|antd| |
null |
I subscribe to several nodes at the same time, so that I receive a notification only when the values change. I have to save the data to a csv file and I write rows with the timestamp + all the values of the nodes. I implemented asyncio.Queue to handle the simultaneous writing but still if I receive more than one notifi... |
I created my custom context menu using UIView. Im trying to change the corner radius when the context menu is active, but I have no idea how. I tried masks, layer whatsoever, but nothing worked. The provided current code is not rounding the corners. When I tried to set the background color to clear, then in between the... |
I have a chronicle queue version 5.25ea12 and I receive the following error
at net.openhft.chronicle.core.internal.ClassUtil.getSetAccessible0Method(ClassUtil.java:32)
at net.openhft.chronicle.core.internal.ClassUtil.<clinit>(ClassUtil.java:13)
at net.openhft.chronicle.core.Jvm.getField(Jvm.java:5... |
<!-- language-all: sh -->
The registry key of origin and the comparison operand imply that you're dealing with _version numbers_.
To meaningfully compare version numbers based on their _string representations_, cast them to `[version]`:
```
[version] $soft.DisplayVersion -lt [version] '124.0'
```
Note:
... |
Long story short, PEBCAK - sort of. But I will leave this here in case someone else runs into a similar problem.
What I started out with was something like this - given that I was only expecting plain text data:
```
let data = "";
request.on("data", chunk => {
data += chunk.toString();
});
request.on("end", c... |
I have a pretty simple class:
```swift
class TestClass {}
```
then I created an instance of this class:
```swift
let instance = TestClass()
```
After that I started my project (debug build) and ran command in Xcode console:
```
language swift refcount instance
```
and what I got was:
> refcou... |
|swift|xcode|lldb| |
-(nullable NSArray<UIView*>*) swipeTableCell:(nonnull MGSwipeTableCell*) cell swipeButtonsForDirection:(MGSwipeDirection)direction
swipeSettings:(nonnull MGSwipeSettings*) swipeSettings expansionSettings:(nonnull MGSwipeExpansionSettings*) expansionSettings {
swi... |
null |
I find myself in the position of needing to really use intrinsics for the first time as optimization for image conversion. I found this project here: [https://github.com/jabernet/YCbCr2RGB/blob/master/conversion.cpp ](https://github.com/jabernet/YCbCr2RGB/blob/master/conversion.cpp) and it almost works, but my output t... |
Is anyone familiar with Proxmox API? Specificly on how to create VM, as part of my bootcamp I'm trying to develop a friendly UI (https://github.com/sbendarsky/Proxify.git) using next.js for proxmox and I cannot find a solution on how to do that.
I tried to search the web on how to do that but didn't find anything, I... |
|c++|opengl|linker| |
Background notification also get muted on removing "sound" from presentationOptions in @capacitor-firebase/messaging? |
I Have a hql file which is being used in oozie hive action. I am running hive on spark engine by specifying the below in my hql file.
`set hive.execution.engine=spark;`
But the job is failing with error :
`java.lang.NoClassDefFoundError: org/antlr/runtime/tree/CommonTree`
`Caused by: java.lang.ClassNotFoundE... |
[enter image description here][1]
-(nullable NSArray<UIView*>*) swipeTableCell:(nonnull MGSwipeTableCell*) cell swipeButtonsForDirection:(MGSwipeDirection)direction
swipeSettings:(nonnull MGSwipeSettings*) swipeSettings expansionSettings:(nonnull MGSwipeExpansionSettings*)... |
I use segmented picker in iOS which contains few items. When user tap on not selected item this item becomes selected. Some of items can contain sub items. So when user tap on already selected type I need to show modal window with subitems for choosing one of them.
But taps on already selected items of segmented picke... |
For future readers.
The IntelliJ plugin works fine for "trivial" cases.
I had a more complex case.
The online tool below did it correctly:
https://env.simplestep.ca/
The "text" of the site above is:
"Environment Variable Generator
for Spring Boot apps" (in case the website dies in the future)
... |
How to read a file that contains both ANSI and UTF-8 encoded characters |
I have 6 workload files like workloads, workloadb, workload etc.
I am using the below command to load the data.
./bin/ycsb.sh load Redis -s - P workloads/workloada -p recordcount=400000 -threads 100 dbname> outputdata.txt
As same above I will be running Run command aswell
After inserting the 400000 records ... |
Is it possible to append the data in Redis command |
|database|performance|redis|in-memory-database| |
null |
I wrote a code which exposes an C++ object to QML and I would like to check declared properties of the object with native JS things, but they does not work as it expected. I wrote `FizzBuzzDerived.properties` method and it works file as I would expect `Object.keys` work.
Result in case of calling the functions
```j... |
I'm creating a small program to create a batch of documents.
In the footer of each created document, I tried to reflect the serial number of the current page and the total number of pages in the document, that is, to provide a line like: “Page 1 of 3.”
However, it is not possible to correctly reflect the total number... |
The total number of document pages in the footer is not calculated correctly |
i am currently an apprentice an pretty new to delphi (Using Delphi 11 in RAD Studio) so i apologize if there is something obvious i'm missing. And i have to note i have to work with a 22 years old lagacy code with approx 600k lines so that could be an error factor as well :D
I was tasked to code a way to save all cu... |
Trying to calculate the area of a polygon recursively using the shoelace theorem and splitting it into triangles.
```
public static double calculatePolygonArea(ArrayList<Point> points) {
if (points.size() < 3) {
return 0;
}
if (points.size() == 3) {
return calculateTriangleArea(poi... |
I had the same issue. When there is an exception in any of the threads the library creates, the process hangs waiting for it to finish for hours. After running in one thread I found out the issue and fixed it. With the exception no longer occurring, the process hang is fixed. |
I built glib [link][1] with coverage.
`glib` uses the `meson` build system which requires the build to be generated in a separate directory.
I run `gcov` on each `gcno` file generated in order to get function coverage. I am interested in coverage broken down by function.
I ran into two problems:
1- For `g... |
GCOV showing coverage for functions more than 100% |
|glib|gcov|gcovr| |
I was able to find out why it was throwing the error, so thought that i would answer the question myself. The issue was `AuthRoute.tsx`, it should have passed as an element of the <Route />
example:
```
<Route
key={route.path}
path={route.path}
element={
<AuthRoute
path={route.path}
... |
The program was written using version Qt 6.4.3
**CMakeLists.txt** file:
```
cmake_minimum_required(VERSION 3.16)
project(youtube_video VERSION 0.1 LANGUAGES CXX)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
find_package(Qt6 6.4 REQUIRED COMPONENTS Quick WebEngineQuick)
qt_standard_project_setup()
qt_add_execut... |
I fixed it with
#txa_movieEditComment {-fx-background: #191919;}
I dont know why you can't use
#txa_movieEditComment {-fx-background-color: #191919;}
but it fixed it for me.
[This is how it's supposed to look][1]
[1]: https://i.stack.imgur.com/fv4nS.png |
I have created the following code for easy logging. It creates an UTF-8 file without BOM when executed in PowerShell 5. It works as expected for me.
Feel free to customize it to your needs :-)
Function myWriteLog{
# $LogFilePath has to be defined before calling the function
# And, "$SciptName=$MyInv... |
I have now a different approach.
After I clicked the Login Button I load the AppShell again with different visibility settings.
In my LoginViewModel
[RelayCommand(CanExecute = nameof(CanLogin))]
private async Task Login(object obj)
{
await Task.Run(() =>
{
... |
While learning and playing around with asyncio and aiohttp, faced this and was wondering if this was an occurance limited to VSC only?
This one keeps leaving residues from the previous loops.
```
while True:
loop.run_until_complete(get_data())
```
[](https://i.stack.... |
Figured it out by initializing the calendar correctly according to the version of the CDN I was using. I corrected to the latest version 6.
```
<script src='https://cdn.jsdelivr.net/npm/fullcalendar@6.1.11/index.global.min.js'></script>
var calendarEl = document.getElementById('calendar');
var calendar = new ... |
If the warnings do not affect your code execution or performance, you can choose to ignore them.
import warnings
warnings.filterwarnings("ignore", category=FutureWarning) |
This should probably be considered an implementation detail of the `json` package, and also it might be a Python version thing. In any case, it becomes crucial with your implementation:
- The `dump()` function internally calls the `iterencode()` method on your encoder (see lines 169 and 176 [in the actual source cod... |
I have the following three tables in a mysql database:
grades:
id st_id Q1 Q1
-------------------------------
1 20001 93 89
2 20002 86 84
3 20003 89 92
4 20001 93 89
5 20002 86 84
6 20003 89 92
----------------------... |
I have Blazor page where I want to make a to-do list that updates either when a button is pressed, or when the user hits enter. I want "enter" and the button to do the same action (adding what I've typed into the box to my todo list. Right now 'enter' works, but I have to hit enter twice. I only want to have to hit it ... |
Why do I have to double click enter on Blazor? |
|html|c++|list|button|blazor| |
null |
Given a **host** compiler that supports it, you can use `std::bit_cast` in CUDA C++20 **device** code to initialize a `constexpr` variable. You just need to tell nvcc to make it possible by passing [`--expt-relaxed-constexpr`][1].
[1]: https://docs.nvidia.com/cuda/cuda-compiler-driver-nvcc/index.html#expt-relaxed-co... |
Want to understand the difference between System and Integration Testing.
Are they both same? What are the key areas the testing is different. Which precedes first, Is Integration testing or System Testing. Appreciate if someone clarify in detail |
What is the difference between System Testing and Integrated Testing? |
|testing| |
null |
Maybe you can achieve this using ***dplyr*** and ***rowwise()*** operation to calculate the mean closeness for each row based on the friendship type specified. Here's how you can do it:
data2 <- data %>%
rowwise() %>%
mutate(mean_c = mean(c(friend1_closeness_friend2, friend1_closeness_friend3, fr... |
Why saveUninitialized is set to FALSE but the session still saved into database? |
|node.js|express|express-session|connect-mongo| |
“camera.init_buffers(2);” try a larger buffer size here. |
### Error
I was getting this when I tried to start the rails server:
```none
rails server
/Users/st/.rbenv/versions/3.2.1/lib/ruby/gems/3.2.0/gems/bootsnap-1.11.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:30:in `require': dlopen(/Users/st/.rbenv/versions/3.2.1/lib/ruby/gems/3.2.0/gems/pg-1.3.5/lib... |
I am not a pro at server administration, however, I can install the latest version of ImageMagick 7.1.1 and Imagick 3.7.0 in a server which is not controlled by Plesk.
But, I am using an AWS instance which is controlled by Plesk.
The current version of ImageMagick is 6.9 and Imagick 3.7.0 in my Plesk server.
B... |
How can I install ImageMagick and Imagick latest in a Plesk server |
|imagemagick|imagick| |
null |
Please note that it could be that AEC works but is unable to handle your environment/setups - for example very long echo tail. Please see the following post https://solicall.com/analyze-the-echo-path-yourself/
|
{"Voters":[{"Id":1159478,"DisplayName":"Servy"},{"Id":2756409,"DisplayName":"TylerH"},{"Id":1974224,"DisplayName":"Cristik"}]} |
> **Note** that: To access user information, you need to generate access token by passing **`User.Read.All`** scope.
Created a Microsoft Entra ID application:
Generated **access token** by using below endpoint:
```json
https://login.microsoft... |
Many to Many relationship get all grouped records |
|mysql|sqlalchemy|mysql-python| |