Build a Contacts Manager Using Backbone.js: Part 2 | Envato Tuts+Welcome back to part two of this tutorial; in part one we looked at some of the model, collection and view basics for when working with Backbone and saw how to render individual contact views using a master view bound to a collection. In this part of the tutorial, we're going to look at how we can filter our view based on user input, and how we can add a router to give our basic application some U
