trees and form validation

http://www.codeorbits.com/blog/2013/11/26/form-navigator-with-real-time-feedback-in-angularjs/

with working jsfiddle!

great bower intro

https://www.openshift.com/blogs/day-1-bower-manage-your-client-side-dependencies

Unit Testing

http://andyshora.com/unit-testing-best-practices-angularjs.html

Really clear overview for TDD.

Angular on mobile

Lots of neat examples for touch interface and drag... Check out hammer too.

http://www.ng-newsletter.com/posts/angular-on-mobile.html#!

Nice list of patterns

List efficiency

http://tech.small-improvements.com/2013/09/10/angularjs-performance-with-large-lists/

Testing Angular

Official Docs:

http://docs.angularjs.org/guide/dev_guide.services.testing_services

http://docs.angularjs.org/guide/dev_guide.e2e-testing

http://docs.angularjs.org/guide/dev_guide.unit-testing

Enhancing $log with the decorator pattern

http://solutionoptimist.com/2013/10/07/enhance-log-using-angularjs-decorators/

Epic run through currying and extending one of Angulars built in functions.