Manual:
Pro Android 3
Android it is an advanced platform that introduces a number of new paradigms in framework design (even with the limitations of a mobile platform).
Pro Android 3
Chapter 1: Introducing the Android Computing Platform
Chapter 2: Setting Up Your Development Environment
Chapter 3: Understanding Android Resources
Chapter 4: Understanding Content Providers
Chapter 5: Understanding Intents
Chapter 6: Building User Interfaces and Using Controls
Chapter 7: Working with Menus
Chapter 8: Working with Dialogs
Chapter 9: Working with Preferences and Saving State
Chapter 10: Exploring Security and Permissions
Chapter 11: Building and Consuming Services
Chapter 12: Exploring Packages
Chapter 13: Exploring Handlers
Chapter 14: Broadcast Receivers and Long-Running Services
Chapter 15: Exploring the Alarm Manager
Chapter 16: Exploring 2D Animation
Chapter 17: Exploring Maps and Location-based Services
Chapter 18: Using the Telephony APIs
Chapter 19: Understanding the Media Frameworks
Chapter 20: Programming 3D Graphics with OpenGL
Chapter 21: Exploring Live Folders
Chapter 22: Home Screen Widgets
Chapter 23: Android Search
Chapter 24: Exploring Text to Speech
Chapter 25: Touch Screens
Chapter 26: Using Sensors
Chapter 27: Exploring the Contacts API
Chapter 28: Deploying Your Application: Android Market and Beyond
Chapter 29: Fragments for Tablets and More
Chapter 30: Exploring ActionBar
Chapter 31: Additional Topics in 3.0