In Android Studio, this means populating your new project with Java source code and resource files. Turn to Part 2 when you’re ready to code your first Android animated mobile app. Related content ...

The main ‘code’ will be the Java file that has the same name as your activity. By default, this is MainActivity.Java but you may have changed that when you first set up the project.

Installing Android Studio. It doesn’t really matter what order you install these elements in, but it makes sense to go ahead with Java first — nothing else will work without it.

Goodbye Eclipse, hello Android Studio 1.0. For months Google had warned Android developers that the official IDE for programming in Java against its popular mobile OS would eventually become its own ...