Below is the list of useful links that you might want to refer to.
[ Google Android ]
[ Android: Programming & Development ]
[ Android: Patterns ]
[ Android: Game Development ]
5. Android-2D-Engine – Engine for 2d games written for android in c++/java
[ Android: Embedded, Electronics & Automation ]
[ Android: Technical Blog ]
[ Android: Applications ]
[ Resource: Icons ]
I’ll try to update more soon.