Android Design Guidelines
Number of pages: 44
Designing an Android app needs to be a constant collaboration between design and development. The look and feel of the app should be discussed by both parties from the beginning. This document is written from the point of view of a visual designer.
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by Wei-Meng Lee - Wrox
Unique recipes that you can apply in order to solve the most commonly encountered problems in Android programming. This reference features a task description, followed by the solution available, and a standalone project that illustrates the recipe.
by Nicolas Gramlich - anddev.org
This book on Android programming was written for developers who have worked with Java before and want to start developing for the Android Platform. The author made this as much 'hands on' as possible, placing example codes everywhere it fit.
by Ian F. Darwin - O'Reilly Media
If you're ready to jump in and build a working Android app, this book has all of the practical recipes you need to get the job done. You'll work with the user interface, multitouch, location-aware apps, web services, device features, etc.
by Mark L. Murphy - CommonsWare
This is the single most comprehensive and current book on Android programming, from getting your first project started to advanced topics like integrating maps, encrypted databases, and integrating with other applications.