Exemplos com Angular 2 retirados dos sites:
- Angular (http://angular.io)
- Nicolas Takashi (http://ntakashi.net/angularjs-2-0iniciando-uma-aplicacao-e-ambiente)
- Thougthram (http://blog.thoughtram.io/)
- Scotch.io (https://scotch.io/tutorials/angular-2-http-requests-with-observables)
- Ben Nadel (http://www.bennadel.com)
- Loiane Groner (https://www.youtube.com/watch?v=tPOMG0D57S0&t=135s)