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c# - Open dropdown(in a datagrid view) items on a single click

How can i avoid the double click on a DropDownButton used within a DataGridView? Right now I am able to view the ... the same in a single click? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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990 views

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c# - OpenXml and Date format in Excel cell

I am trying to create an Excel file in xlsx format using OpenXML because I need to use that on a web server. ... your help to format the date. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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436 views

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c++ - Assign array to array

So I am playing around with some arrays, and I cannot figure out why this won't work. int numbers[5] = {1 ... that? What does the error mean? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Invalid Syntax in except handler when using comma

I am a beginner in Python and have been testing different kinds of sample code. When I started using Python3 ... 'login.html', error=error) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - rlang::sym in anonymous functions

I recently notices that rlang::sym doesn't seem to work in anonymous functions and I don't understand why. ... . Can anyone explain why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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mysql - Updating table in trigger after update on the same table

How can I update table's column in a trigger after update on the same table? Here's the trigger: CREATE TRIGGER ... I can get this to work? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How is concatenation of final strings done in Java?

When I compile this snippet. public class InternTest { public static void main(String...strings ){ final String ... definitely not aware of ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Why does "printf" not produce any output?

I am learning to program in C. Could you explain why nothing is printed here? #include <stdio.h> int main (void) { ... ; printf ("%s", a); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to send GCM messages to multiple devices at a time

I want to send same message to multiple devices in android using GCM. Currently i am able to send push ... . Please guide for this Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android AsyncTask won't stop when cancelled, why?

I've an AsyncTask that I shut down in the Activity's onPause lifecycle event, so it doesn't run when ... Status, or stopping the thread. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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617 views

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header - Download of .zip file runs a corrupted file php

I'm trying to force a download of a protected zip file (I don't want people to access it without logging ... wrong with the headers. Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to preserve the original whitespace between fields in awk?

When processing input with awk, sometimes I want to edit one of the fields, without touching anything else. Consider this ... D 7 08:09 test1.js See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Java Swing Timer

ActionListener taskPerformer = new ActionListener() { public void actionPerformed(ActionEvent evt) { //...Perform a task.. ... it to fire once. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Tkinter binding a function with arguments to a widget

I have a tkinter frame and a button attached to it: from tkinter import * def rand_func(a,b,c,effects): ... know a solution to this problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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how to access resources in a android library project

I am building an android library project which need some static resources(images/xml and etc) internally. Then I ... want to get any resources? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Oreo BroadcastReceiver SMS Received not working

An app I'm working on allows the user to allow the app to read the contents of a confirmation SMS to ... receiver not catching the arriving SMS? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swiftui - How to perform an action after NavigationLink is tapped?

I have a Plus button in my first view. Looks like a FAB button. I want to hide it after I ... it work different than using simultaneousGesture? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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741 views

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encoding - Swedish characters and UTF-8

I use UTF-8 on all my pages, but some Swedish characters (å ä and ö) get messed up (just a square ... :/ I use WAMP by the way. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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574 views

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css - How to make text vertically and horizontally center in an HTML page

I have some experience with Java , C , databases , networking etc..But anything related with Html I am a ... a good solution to this problem See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - Ensure Java synchronized locks are taken in order?

we have two threads accessing one list via a synchronized method. Can we a) rely on the run time to make ... way to serialize the requests? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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902 views

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delphi - How to detect "dangling pointers" if "Assigned()" can't do it?

In another question, I found out that the Assigned() function is identical to Pointer <> nil. It has ... can to prevent their appearance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What is the purpose of this? (function ($) { //function code here })(jQuery);

I am debugging someone else's JavaScript code and a majority of the code is wrapped like this: (function ($) { // ... by the (); at the end? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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621 views

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git - Github restricting access

I am using github. I'm trying to figure out how to restrict repo access for a contractor i have. I have ... way. Any help would be appreciated! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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581 views

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c++ - Is there a clean way to prevent windows.h from creating a near & far macro?

Deep down in WinDef.h there's this relic from the segmented memory era: #define far #define near This ... Other then renaming my variables? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to create XmlElement attributes with prefix?

I need to be able to define an attribute with a prefix in a xml element. For instance... <nc:Person s: ... I define an attribute with prefix? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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396 views

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javascript - How to run query from inside of Cloud function?

I'd like to perform a query on my database once a cloud function on my Firebase app is called. Let's say ... you in advance for your answer! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

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session - Classic ASP: Multiple ASPSESSIONID in cookies

I have a problem with a classic asp page and I just cannot solve it since 3 days. The page is working with ... in cookies? Thanks for any help! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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700 views

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cookies - PHP – setcookie() not working

I have this page that sets a cookie and echos out a string if you check a checkbox. The string prints ... the above code does not work? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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