Top "Handler" questions

In the Observer pattern, an event handler is the function or method called on an observer listening for an event dispatched by the subject.

How do I write an Ansible handler with multiple tasks?

In response to a change, I have multiple related tasks that should run. How do I write an Ansible handler …

handler ansible
Accessing UI thread handler from a service

I am trying some thing new on Android for which I need to access the handler of the UI thread. …

android multithreading user-interface service handler
how to use postDelayed() correctly in android studio?

I have a countDownTimer and if the user does not hit the gameButton within the 12th second I want the …

android handler android-handler postdelayed
AsyncTask and error handling on Android

I'm converting my code from using Handler to AsyncTask. The latter is great at what it does - asynchronous updates …

android error-handling handler android-asynctask
Timertask or Handler

Let's say that I want to perform some action every 10 seconds and it doesn't necessarily need to update the view. …

android performance timer handler timertask
Web API - 405 - The requested resource does not support http method 'PUT'

I have a Web API project and I am unable to enable "PUT/Patch" requests against it. The response I …

c# rest asp.net-web-api handler
java.lang.RuntimeException: Handler (android.os.Handler) sending message to a Handler on a dead thread

in my app I'm using IntentService for sending SMS. @Override protected void onHandleIntent(Intent intent) { Bundle data = intent.getExtras(); String[] …

android android-intent service handler runtimeexception
Updating UI with Runnable & postDelayed not working with timer app

I have looked at every discussion and thread I can find on getting this to work but it is not. …

android multithreading timer handler postdelayed
What is Handler class?

What is a Handler class in Android?

java android handler
Android: how to wait AsyncTask to finish in MainThread?

I know that the first you gonna this is... why the heck on the world you then use AsyncTask. So …

android android-asynctask handler solution