EABangalore

/*
 * Easing Functions - inspired from http://gizma.com/easing/
 * only considering the t value for the range [0, 1] => [0, 1]
 */
EasingFunctions = {
  // no easing, no acceleration
  linear: t => t,
  // accelerating from zero velocity
  easeInQuad: t => t*t,
  // decelerating to zero velocity

EABangalore

<h1>Angular 2 Recursive List</h1>
<ul>
  <ng-template #recursiveList let-list>
    <li *ngFor="let item of list">
      {{item.title}}
      <ul *ngIf="item.children.length > 0">
        <ng-container *ngTemplateOutlet="recursiveList; context:{ $implicit: item.children }"></ng-container>
      </ul>
    </li>
  </ng-template>

EABangalore

function viewport() {
    var e = window, a = 'inner';
    if (!('innerWidth' in window )) {
        a = 'client';
        e = document.documentElement || document.body;
    }
    return { width : e[ a+'Width' ] , height : e[ a+'Height' ] };
}
console.log(viewport());