ofridagan

import Ember from 'ember';

export default Ember.Component.extend({
  count: 0,
  items: [],
 
  actions: {
    add() {
      this.incrementProperty('count');
      this.get('items').pushObject(`item #${this.count}`);

ofridagan

import Ember from 'ember';

let i=0;

export default Ember.Controller.extend({
  arr: [],
  
  counter: (function(){
    return this.get('arr.firstObject');
	}).property('arr.@each.x', 'arr'),

ofridagan

import Ember from 'ember';

let i=0;

export default Ember.Controller.extend({
  arr: [],
  
  counter: (function(){
    return this.get('arr.firstObject');
	}).property('arr.@each.x'),

ofridagan

import Ember from 'ember';

let i=0;

export default Ember.Controller.extend({
  arr: [],
  
  counter: (function(){
    return this.get('arr.firstObject');
	}).property('arr'),

ofridagan

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  a: Ember.computed('b', {
      get: function() {
  			return this.get('b') *2;
			},
    	set: function(k, v){
        this.set('b', v/2);

ofridagan

var WatchedObject = Ember.Object.extend({
  "*": null,
  
  setUnknownProperty: function(k,v){
    var self = this;
    self.addObserver(k, function(){
      Ember.run.once(self, 'somethingChanged');
    });
    Ember.defineProperty(this, k, null, v);
    this.notifyPropertyChange(k);

ofridagan

var WatchedObject = Ember.Object.extend({
  "*": null,
  
  setUnknownProperty: function(k,v){
    var self = this;
    self.addObserver(k, function(){
      Ember.run.once(self, 'somethingChanged');
    });
    Ember.defineProperty(this, k, null, v);
    this.notifyPropertyChange(k);

ofridagan

import Ember from 'ember';

export default Ember.Controller.extend({
  needs: ['inner'],
  
  appName: 'Ember Twiddle',
  
  someProperty: {counter: 0},
  
  changeProperty: Ember.on('init', function() {

ofridagan

import Ember from 'ember';

export default Ember.Component.extend({
  counter: 0,
  
  inc: (function() {
    var _this = this;
    setInterval(function() {
      return _this.set('counter', _this.get('counter') + 1);
    }, 1000);

ofridagan

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  
  aaa: [],
  
  bbb: Ember.computed('aaa.[]', function(){
    return Math.random();
  }),