Java is needed to write the programs, the Android SDK is needed to make those programs run on Android and Android Studio has the job of putting it all together for you.

Assuming you’re running Android Studio with the editor window for the example app (W2A.java) open, your first step is to set a breakpoint on the public void onCreate(Bundle savedInstanceState) line.

Google project would elevate Android Studio from app development to a full suite for Android OS development by OEMs and ROM developers.

After two years of development, Google today released Android Studio 1.0, the first stable version of its Integrated Development Environment (IDE) aimed at Android developers.