kkenan

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  myService: Ember.inject.service()
});

kkenan

import Ember from 'ember';

function trackPropertyChanges(defaultValue) {
  var value = defaultValue;
  
  function updateChangedProperty(model, name, property, value) {
      var changedProperties = model.get('changedProperties');
      if (!changedProperties) {
        changedProperties = Ember.Object.create();
      	model.set('changedProperties', changedProperties);