Angular 1.5 component demo

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.5.0-rc.0/angular.js"></script>
<script src="https://www.gstatic.com/firebasejs/3.0.5/firebase.js"></script>
<script src="https://cdn.firebase.com/libs/angularfire/2.0.1/angularfire.min.js"></script>
<div ng-app="demoApp" ng-controller="HomeCtrl">

</div>

JavaScript

var config = {
    apiKey: "AIzaSyA8KIbTUXW57Fg6_y1ptYR6M6sebj5kEuM",
    authDomain: "project-6570233619858853741.firebaseapp.com",
    databaseURL: "https://project-6570233619858853741.firebaseio.com",
    storageBucket: "project-6570233619858853741.appspot.com",
  };
    firebase.initializeApp(config);

angular.module('demoApp', ['firebase']).controller('HomeCtrl', ['$scope','$location','$firebaseAuth', '$firebaseObject',function($scope,$location,$firebaseAuth,$firebaseObject) {
 
    var ref = firebase.database().ref();
 		var usersRef = ref.child("Users");
   	usersRef.orderByChild("author").equalTo("gracehop1").once("value", function(snapshot) {
  console.log(snapshot.val());
});

}]);