anchor.diff:  |基础
   |
   * https://developer.android.google.cn/index.html?utm_source=androiddevtools.cn&utm_medium=website[Android 官方镜像^]
  -* http://hukai.me/android-training-course-in-chinese/index.html[Android官方培训课程中文版^]
   
   书籍：
   
  
positive.code: 
  |算法与数据结构
  |
  * http://www.golden-book.com/product/getnewProductInfodatafortxt.asp?id=1759705[数据结构与算法分析：Java语言描述^]
  * http://www.epubit.com.cn/book/details/1652[编程珠玑^]
  * http://www.epubit.com.cn/book/details/1734[编程珠玑（续）^]
  
negative.code: * http://www.jikexueyuan.com/course/android/[极客学院^]
  * http://edu.51cto.com/courselist/35.html[51CTO学院]
  
  |个人教程
  |
  * http://mars.apkbus.com/[Mars]
  * http://luo.apkbus.com/[老罗]
  