官网链接：Big Nerd Ranch
These are the droids you’re looking for. With our Android programming guide, based on our Android Fundamentals development bootcamp, you can hit the ground running on Android app development. This guide leads you through the wilderness using hands-on example apps, combined with clear explanations of key concepts and APIs.
Our top-notch Android instructors have put together a guide that focuses on practical techniques for developing apps compatible with Android 4.1 (Jelly Bean) through Android 5.1 (Lollipop) and beyond, including coverage of material design.
Write and run code every step of the way, using Android Studio to create apps that integrate with other apps, download and display pictures from the web, play sounds, and more. Each chapter and app has been designed and tested to provide the knowledge and experience you need to get started in Android development.