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The apk must be signed with the same certificates as the previous version
I had uploaded my app to Google Play (back when it was called Android Market) some time ago.
11 Answers
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Android “Only the original thread that created a view hierarchy can touch its views.”
I've built a simple music player in Android. The view for each song contains a SeekBar, implemented like this:
27 Answers
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android fragment- How to save states of views in a fragment when another fragment is pushed on top o
In android, a fragment (say FragA ) gets added to the backstack and another fragment (say FragB ) comes to the top. Now on hitting back FragA comes to the top and the onCreateView() is called. Now I had FragA in a particular state before FragB got pushed on top of it.
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Android dismiss keyboard
...ed like a champ for me, the getWindow().setSoftInputMode method did not on android 4.0.3 HTC Amaze.
@Ethan Allen, I did not need to make the edit text final. Maybe you are using an EditText inner class that you declared the containing method? You could make the EditText a class variable of the ...
Detect Safari using jQuery
...of window.InstallTrigger !== 'undefined';
var is_safari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
Usage:
if (is_safari) alert('Safari');
Or for Safari only, use this :
if ( /^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {alert('Its Safari');}
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What is the native keyword in Java for?
... with _1 in the C function name as mentioned at: Invoking JNI functions in Android package name containing underscore
Interpretation
native allows you to:
call a compiled dynamically loaded library (here written in C) with arbitrary assembly code from Java
and get results back into Java
This ...
Is it possible to declare git repository as dependency in android gradle?
...so with the IDE: I tried using sourceControl for one of my libraries in my android project (with Android Studio 3.4.1), the IDE is not able to do "gradle sync" and source files do not see the library... ..but if I build through the command line using "./gradlew build" everything work.
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Android basics: running code in the UI thread
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As of Android P you can use getMainExecutor():
getMainExecutor().execute(new Runnable() {
@Override public void run() {
// Code will run on the main thread
}
});
From the Android developer docs:
Return an Executor th...
Android: How can I pass parameters to AsyncTask's onPreExecute()?
...sk<>, see detail here. I think it is the best explanation.
Google's Android Documentation Says that :
An asynchronous task is defined by 3 generic types, called Params, Progress and Result, and 4 steps, called onPreExecute, doInBackground, onProgressUpdate and onPostExecute.
AsyncTask's gen...
How to pass data from 2nd activity to 1st activity when pressed back? - android
...turn result to onActivityResult()
Fetching Result from a called activity - Android Tutorial for Beginners
These articles will help you understand how to pass data between two activities in Android.