Update README.md

Author: godfat

README.md

@@ -9,6 +9,7 @@
 * Part 3 – [How to Make a Sliding Menu with Directives](https://www.codementor.io/angularjs/tutorial/making-a-sliding-menu-with-directives-less-css)
 * Part 4 – [Creating a Focus Text Box Control With Fancy Feedback][]
 * Part 5 – [Creating a Dropdown Control For Your Site][create]
+* [6 AngularJS Tips for Beginners: Scope, Directives, Localization, $postDigest, and Controllers](https://www.codementor.io/angularjs/tutorial/6-angularjs-tips-scope-directives-localization-postdigest-controllers)
 
 [Creating a Focus Text Box Control With Fancy Feedback]: https://www.codementor.io/angularjs/tutorial/focus-text-box-control-feedback-input-less-css
 [create]: https://www.codementor.io/angularjs/tutorial/create-dropdown-control