add

jikeytang · jikeytang · commit fcb4f1051c6c · 2015-10-27T21:35:56.000+08:00
diff --git a/qq.md b/qq.md
@@ -139,6 +139,7 @@ https://github.com/jsfront/qa/tree/master/2015/07/03
     - [前端入门教程](http://www.cnblogs.com/jikey/p/3613082.html)
     - [瘳雪峰的Javascript教程](http://www.liaoxuefeng.com/wiki/001434446689867b27157e896e74d51a89c25cc8b43bdb3000)
     - [jQuery基础教程](http://www.imooc.com/view/11)
+    - [前端工程师必备的PS技能——切图篇](http://www.imooc.com/view/506)
 
 3. 效果类
 
