<http://schema.org/description>
"So Angular 2 has reached beta and is making some good progress to release candidate. I thought it was time to start playing with the AngularJS successor. So I decided to create an Ionic 2 application (two frameworks with one..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://tombuyse.com/creating-a-loading-indicator-in-angular-2-ionic-2/>