RailsCasts 系列教学

#16 Virtual Attributes 虚拟属性

       http://www.cnblogs.com/abbuggy/archive/2012/12/09/2809964.html

17 HABTM Checkboxes 更新多对多的关系

       http://blog.csdn.net/dazhi_100/article/details/38986409

#22 Eager Loading 贪婪加载（级连查询）

       http://blog.csdn.net/abbuggy/article/details/8275485

       Rails 中的类加载机制

       https://ruby-china.org/topics/26034

26 - Hackers Love Mass Assignment

        http://blog.csdn.net/dazhi_100/article/details/39011617

53 - Handling Exceptions

#111 Advanced Search Form 

#117 Semi-Static Pages

#162 Tree-Based Navigation 

#209 Devise

#271 Resque

#284 Active Admin

#332 Refinery Cms Basics

#334 Compass & Css Sprites