add:Modeling Data and State

Author: dolymood

README.md

@@ -45,6 +45,7 @@ AngularLearning
 1. AngularJS Tutorial - Learn AngularJS in 30 minutes <http://www.revillweb.com/tutorials/angularjs-in-30-minutes-angularjs-tutorial/>
 1. Translate your Angular.JS applications with gettext <https://github.com/rubenv/angular-gettext>
 1. 一个angular经验分享 <http://www.alloyteam.com/2015/10/8723/>
+1. Modeling Data and State in Your AngularJS Application <http://joelhooks.com/blog/2013/04/24/modeling-data-and-state-in-your-angularjs-application/>
 
 ### 示例