_.bindAll()

gistfile1.js

/*
_.bindAll() ensures that all the functions you indicate are always invoked in the specified context. This is especially useful for event callbacks, as their context is always changing. 
*/

Account = Backbone.Model.extend({
    initialize: function() {
        _.bindAll(this, 'removeElement');
    },

    removeElement: function() {
        $(this.view.el).remove();
    },

    clear: function() {
        this.destroy({success: this.removeElement});
    }
})



var TodoView = Backbone.View.extend({ initialize: function() {
    _.bindAll(this, 'render', 'close');
    this.model.bind('change', this.render); },
    close: function(){ /* ... */ } 
});