Add a backbone tutorial to js frameworks

javascript-frameworks-resources.md

@@ -19,6 +19,7 @@
 * [Backbone.js + Require.js, Modularization and Just in Time Dependency Loading, part 1](http://developer.teradata.com/blog/jasonstrimpel/2011/12/part-1-backbone-js-require-js) [part 2](http://developer.teradata.com/blog/jasonstrimpel/2012/01/part-2-backbone-js-require-js-further-modularization-and-just-in-time-dep)
 * [Getting Started with Backbone.js](http://net.tutsplus.com/tutorials/javascript-ajax/getting-started-with-backbone-js/)
 * [How to share Backbone.js models with node.js](http://amirmalik.net/2010/11/27/how-to-share-backbonejs-models-with-nodejs)
+* [A pragmatic guide to Backbone.js apps](http://pragmatic-backbone.com/)
 
 
 ## D3.js