anchor.diff:  书籍：
   
   * https://www.pearson.com/us/higher-education/program/Martin-Clean-Code-A-Handbook-of-Agile-Software-Craftsmanship/PGM63937.html#[Clean Code], http://www.epubit.com.cn/book/details/796[中译^]
  -* http://www.epubit.com.cn/book/details/1705[重构^]
  +* http://www.informit.com/store/refactoring-improving-the-design-of-existing-code-9780201485677[Refactoring^], http://www.epubit.com.cn/book/details/1705[中译^]
   * https://detail.tmall.com/item.htm?spm=a220m.1000858.1000725.11.d371020F5r1eH&id=15540811192&areaId=360100&user_id=349908536&cat_id=2&is_b=1&rn=e05831c4e116a1b4976fc28ce18c2e31[重构手册^]
   * http://www.golden-book.com/product/getnewProductInfodatafortxt.asp?id=1679731[编写可读代码的艺术^]
   |
  
positive.code: 
  |开发流程
  |
  * https://git-scm.com/book/en/v2[精通Git^]
  * http://www.golden-book.com/product/getnewProductInfodatafortxt.asp?id=1545917[解析极限编程]
  * http://www.golden-book.com/product/getnewProductInfodatafortxt.asp?id=1183357[敏捷开发的艺术^]
  |
  
  |程序员
  |
  * https://www.pearson.com/us/higher-education/program/Martin-Clean-Coder-The-A-Code-of-Conduct-for-Professional-Programmers/PGM8366.html#[The Clean Coder], http://www.epubit.com.cn/book/details/4096[中译^]
  * http://www.broadview.com.cn/book/4436[程序员修炼之道^]
  * http://www.ituring.com.cn/book/1171[黑客与画家^]
  |
  
  
negative.code: 
  |计算机原理
  | 
  * https://www.microsoftpressstore.com/store/code-the-hidden-language-of-computer-hardware-and-software-9780735611313[Code^], http://www.broadview.com.cn/book/2901[中译^]
  |
  
  |调试
  