Add jQuery <script> to header and reference the jQuery website and link to its MIT license.

Author: Jason Fox

custom-cluster-theme/index.html

@@ -6,6 +6,7 @@
     <meta name="description" content="Cluster multiple markers and customize the theme">
     <title>Marker Clustering with Custom Theme</title>
     <link rel="stylesheet" type="text/css" href="https://js.api.here.com/v3/3.0/mapsjs-ui.css" />
+    <script type="text/javascript" src="https://code.jquery.com/jquery-2.2.3.min.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-core.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-service.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-ui.js"></script>

custom-cluster-theme/js/app.js

@@ -193,7 +193,13 @@ function getBubbleContent(data) {
   ].join('');
 }
 
-// Step 5: request data that will be visualized on a map
+// Step 5: Request data that will be visualized on a map.
+//
+//  For convenience we have included the jQuery library make an AJAX call to do this.
+//  For more information see: http://api.jquery.com/jQuery.getJSON/
+//
+//  The jQuery library is available under an MIT license  https://jquery.org/license/
+//
 jQuery.getJSON('data/photos.json', function (data) {
   startClustering(map, ui, getBubbleContent, data);
 });

marker-clustering/index.html

@@ -6,6 +6,7 @@
     <meta name="description" content="Cluster multiple markers together to better visualize the data">
     <title>Marker Clustering</title>
     <link rel="stylesheet" type="text/css" href="https://js.api.here.com/v3/3.0/mapsjs-ui.css" />
+    <script type="text/javascript" src="https://code.jquery.com/jquery-2.2.3.min.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-core.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-service.js"></script>
     <script type="text/javascript" src="https://js.api.here.com/v3/3.0/mapsjs-ui.js"></script>

marker-clustering/js/app.js

@@ -62,6 +62,12 @@ var behavior = new H.mapevents.Behavior(new H.mapevents.MapEvents(map));
 var ui = H.ui.UI.createDefault(map, defaultLayers);
 
 // Step 5: request a data about airports's coordinates
+//
+//  For convenience we have included the jQuery library make an AJAX call to do this.
+//  For more information see: http://api.jquery.com/jQuery.getJSON/
+//
+//  The jQuery library is available under an MIT license  https://jquery.org/license/
+//
 jQuery.getJSON('data/airports.json', function (data) {
   startClustering(map, data);
 });