event-handling Questions
10
Solved
There is a button and when user clicks on button, some data is saved to back-end. Issue is when user clicks on button very quickly, event handler is getting executed multiple times.
This is the cod...
Kenley asked 29/11, 2013 at 8:46
2
Solved
I have a music player app - on my screen, I have cards displaying information about tracks. When I tap on one card, the player should play its track.
@Composable
fun TrackCard(track: Track) {
Card...
Obliterate asked 23/4, 2021 at 19:25
3
Solved
Is it somehow possible to track custom events with gatsby and google analytics?
Rabbitfish asked 29/10, 2018 at 22:12
5
Solved
I want to handle the event when a value is changed in a ComboBox in a DataGridView cell.
There's the CellValueChanged event, but that one doesn't fire until I click somewhere else inside the DataG...
Circlet asked 13/4, 2011 at 17:9
2
I'm using native methods provided by WebSocket API.
I'm wondering if I need to remove event listeners because removeEventListener method is not mentioned in the link nor in the MDN example code fo...
Graphics asked 23/11, 2019 at 12:58
1
Solved
I am using chart.js 2.9.3. I have used onClick handler in options as well as getElementAtEvent to achieve what I want but I get the items empty array and the event doesn't have the the information ...
Slipway asked 10/3, 2021 at 18:25
4
Solved
I'm having some divs with ngIf, I just want to have a way to know if the particular div is the one which is visible/active right now like an event trigger like focus (it doesn't work) or something,...
Cervantes asked 31/5, 2018 at 6:38
8
Solved
I'm an experienced Java programmer but am looking at some JavaScript/HTML5 stuff for the first time in about a decade. I'm completely stumped on what should be the simplest thing ever.
As an examp...
Piroshki asked 26/3, 2012 at 21:41
4
Solved
I've been looking for an answer for about an hour on Google but I did not found exactly what I'm looking for.
Basically, I have a static Helper class that helps perform many things I do frequently...
Breger asked 23/6, 2011 at 16:29
4
Solved
I'm working in C# and my workplace has some code standards. One of them is that each event handler we connect (such as KeyDown) must be disconnected in the Dispose method. Is there any good reason ...
Ultan asked 1/7, 2013 at 8:15
11
Solved
Context
In Vue 2.0 the documentation and others clearly indicate that communication from parent to child happens via props.
Question
How does a parent tell its child an event has happened via pr...
Airing asked 6/3, 2017 at 18:14
3
Solved
My understanding of how asynchronous tasks are scheduled in JS
Please do correct me if I'm wrong about anything:
The JS runtime engine agents are driven by an event loop, which collects any user an...
Vomitory asked 13/2, 2021 at 22:30
5
Solved
I want to get the name of the button object on clicking the button using Swing. I am implementing the following code:
class test extends JFrame implements ActionListener
{
JButton b1,b2;
test()...
Courteous asked 12/12, 2012 at 3:56
3
Solved
Standard event handler (with operator +=) is one of the memory leakage cause (if it is not unregistered/disposed (with -= operator)).
And Microsoft solved it with WeakEventManager and its inheritan...
Serendipity asked 4/4, 2017 at 7:39
4
Solved
I've got a jQuery code, which
$("a.reply").click(function() {
//code
});
When I click the link with .reply class the first time, nothing happens. The second time I click, the code inside...
Telegonus asked 19/2, 2011 at 10:50
3
Solved
I have created UIDatePicker and added target for event UIControlEventValueChanged. Default value of the date picker is set to the current date.
Date picker is shown when I click into text field. T...
Ran asked 16/9, 2011 at 10:35
9
Solved
I have 6 buttons that I want to be attached to the same handler. How can I do this?
Psychodrama asked 28/9, 2010 at 15:13
6
Solved
I am creating one button on a page dynamically. Now I want to use the button click event on that button.
How can I do this in C# ASP.NET?
Detached asked 31/5, 2011 at 13:0
6
Solved
I am working to a VB.NET windows forms projet in .NET 1.1. And I have this type of architecture, very simplified.
Public MustInherit Class BaseTestLogic
Private _TimerPoll As Timer
Public Sub ...
Vorous asked 27/4, 2010 at 12:45
22
Solved
How can I detect any text changes in a textField? The delegate method shouldChangeCharactersInRange works for something, but it did not fulfill my need exactly. Since until it returns YES, the text...
Morbidity asked 10/8, 2011 at 12:9
1
My app has a button called Open Modal. When this button is clicked, a modal is appended to the document.body using createPortal. Link to demo
Once the modal has been mounted (i.e. isOpen === true),...
Amylaceous asked 21/1, 2021 at 8:16
4
I am trying to change the scene in a javafx stage based on menuItem click. Here is my sample.fxml:
<?xml version="1.0" encoding="UTF-8"?>
<?import java.lang.*?>
<?import java.net.*...
Misshape asked 15/12, 2013 at 12:17
16
Solved
I am aware of pydispatcher, but there must be other event-related packages around for Python.
Which libraries are available?
I'm not interested in event managers that are part of large framew...
Godolphin asked 7/7, 2009 at 14:0
5
Solved
I want to be able to find out if an event is hooked up or not. I've looked around, but I've only found solutions that involved modifying the internals of the object that contains the event. I don't...
Enshroud asked 15/7, 2009 at 5:16
5
Solved
I just came to realize, by reading some questions and answers on StackOverflow, that adding event handlers using += in C# (or i guess, other .net languages) can cause common memory leaks...
I have...
Without asked 24/12, 2010 at 14:30
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