(It mainly includes the following resources: [android. development book]. Apress.Pro.Android.Media.Dec.2010.pdf7 "Sixteen Skills for Android Development Improvement" - Zhang Guowei (Android bus summary). pdf 7 android user program source code. rarAndroid from beginner to proficient. rarAndroid builds the development platform PdfAndroid Chinese translation group - the latest Android development platform of Android Chinese API collection (self created))