JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://raw.github.com/wycats/handlebars.js/1.0.0-rc.3/dist/handlebars.js"></script>
<script src="https://raw.github.com/emberjs/ember.js/release-builds/ember-1.0.0-rc.1.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/ember-data.js/0.8.0-latest20121123/ember-data-latest.js"></script>
<script type="text/x-handlebars">
    <button {{action changeColor 'red'}}>Change RED</button><br>
    <button {{action changeColor 'green'}}>Change GREEN</button><br>
    <button {{action changeColor 'blue'}}>Change BLUE</button><br>
    {{color}}<br>
    {{view.comp}}
    <button {{action change 'blue' target="view"}}>Change BLUE on View...42...set hike</button><br>
</script>

CoffeeScript

window.App = Ember.Application.create()

App.ApplicationController = Ember.Controller.extend
    
    red: "12"
    green: "34"
    blue: "56"
    color: (->
        "#"+@get('red')+@get('green')+@get('blue')
    ).property('red', 'green', 'blue')
    
    changeColor: (prop) ->
        console.log prop
        @set(prop, "ff")
    
App.ApplicationView = Ember.View.extend
 
    currentColor: ''
    
    init: () ->
        Ember.bind(@, 'red', 'controller.red')
        Ember.bind(@, 'green', 'controller.green')
        Ember.bind(@, 'blue', 'controller.blue')
        Ember.bind(@, 'color', 'controller.color')
        @_super()
        @set('comp', Ember.computed( () -> return "funky" ).property())
        
    change: (prop) ->
        @set(prop, 'bb')