Sweet-Bob

import Component from '@glimmer/component';

export default class extends Component {
}

Sweet-Bob

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

Sweet-Bob

import Controller from '@ember/controller';
import { tracked } from '@glimmer/tracking';
import { action } from '@ember/object';
import { run } from '@ember/runloop';
const { stringify } = JSON;

export default class ApplicationController extends Controller {
  maxId = 6;
  
  @tracked

Sweet-Bob

import Controller from '@ember/controller';
import { tracked } from '@glimmer/tracking';
import { action } from '@ember/object';

export default class ApplicationController extends Controller {

  @tracked
  listOne = [{ name: 'Item 1' }, { name: 'Item 2' }, { name: 'Item 3' }];

  @tracked

Sweet-Bob

import Controller from '@ember/controller';
import { action } from '@ember/object';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';

  @action
  uploadImage() {
    console.log('yes');
  }

Sweet-Bob

import Controller from '@ember/controller';
import { action } from '@ember/object';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';

	@action
  submitAction(e) {
    e.preventDefault();
    console.log(e, 'test');

Sweet-Bob

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  names: [ "María", "Søren Larsen", "João", "Saša Jurić", "Íñigo" ]
});

Sweet-Bob

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

Sweet-Bob

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  
  actions: {
    test() {
      console.log(arguments);
    }
});

Sweet-Bob

import DS from 'ember-data';

export default DS.RESTAdapter.extend({
  host: 'https://jsonplaceholder.typicode.com',
});