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Android destroying activities, killing processes
Hi I'm wondering how Android is managing memory and I can't find precise answer anywhere.
Let's assume I have an application with 5 activities on current activity stack (4 are stopped and 1 is resumed), there is no service connected. I press HOME button so that all of my activities are stopped.
I st...
Android Reading from an Input stream efficiently
I am making an HTTP get request to a website for an android application I am making.
12 Answers
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Android: ProgressDialog.show() crashes with getApplicationContext
...e you using? If I'm right about what the problem is then this was fixed in Android 1.6 (API version 4).
It looks like the object reference that getApplicationContext() is returning just points to null. I think you're having a problem similar to one I had in that some of the code in the onCreate() i...
Open Facebook page from Android app?
from my Android app, I would like to open a link to a Facebook profile in the official Facebook app (if the app is installed, of course). For iPhone, there exists the fb:// URL scheme, but trying the same thing on my Android device throws an ActivityNotFoundException .
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Unfortunately MyApp has stopped. How can I solve this?
...mon of these is the NullPointerException.
How to solve it?
Every time an Android application crashes (or any Java application for that matter), a Stack trace is written to the console (in this case, logcat). This stack trace contains vital information for solving your problem.
Android Studio
I...
How to detect UI thread on Android?
Is there a robust way to detect if Thread.currentThread() is the Android system UI thread in an application?
I would like to put some asserts in my model code that asserts that only one thread ( eg the ui thread) accesses my state, to assure that no kind of synchronization is necessary.
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Difference between make and build in Android Studio
The Android Studio Build menu has options including
3 Answers
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Difference between /res and /assets directories
...present in the assets directory of the application project(s). [EDIT: With Android's new Gradle-based build system (used with Android Studio), this is no longer true. Asset directories for library projects are packaged into the .aar files, so assets defined in library projects are merged into applic...
getting the screen density programmatically in android?
How to get the screen density programmatically in android?
19 Answers
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Difference between getDefaultSharedPreferences and getSharedPreferences
...erence between getDefaultSharedPreferences and getSharedPreferences in Android? Can anyone please explain?
6 Answers
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