If you use Ember.js and you need to update one element of an array inside you rmodel, you need to use the .replace() method. Getting and updating your array will not work, neither will trying to use this.set(‘model.array[index]’). Ember won’t register your changes unless you call the .replace() method, so do that :) And yes, I’m writing this blog post to remind myself, I spent a good hour or two earlier.. Read More