Typeahead 0.11.1 - How to tie Typeahead.js suggestions to a cross domain data source?

https://stackoverflow.com/questions/21530063/how-do-we-set-remote-in-typeahead-js

by Mike D

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/typeahead.js/0.11.1/typeahead.bundle.min.js"></script>
<input class="typeahead">

CSS

@font-face {
  font-family: "Prociono";
  src: url("../font/Prociono-Regular-webfont.ttf");
}

html {
  overflow-y: scroll;
}

.container {
  margin: 0 auto;
  max-width: 750px;
  text-align: center;
}

.tt-dropdown-menu,
.gist {
  text-align: left;
}

html {
  color: #333333;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.2;
}

.title,
.example-name {
  font-family: Prociono;
}

p {
  margin: 0 0 10px;
}

.title {
  font-size: 64px;
  margin: 20px 0 0;
}

.example {
  padding: 30px 0;
}

.example-name {
  font-size: 32px;
  margin: 20px 0;
}

.demo {
  margin: 50px 0;
  position: relative;
}

.typeahead,
.tt-query,
.tt-hint {
  border: 2px solid #CCCCCC;
  border-radius: 8px 8px 8px 8px;
  font-size: 24px;
  height: 30px;
  line-height: 30px;
  outline: medium none;
  padding: 8px 12px;
  width: 396px;
}

.typeahead {
  background-color: #FFFFFF;
}

.typeahead:focus {
  border: 2px solid #0097CF;
}

.tt-query {
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) inset;
}

.tt-hint {
  color: #999999;
}

.tt-dropdown-menu {
  background-color: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 8px 8px 8px 8px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
  margin-top: 12px;
  padding: 8px 0;
  width: 422px;
}

.tt-suggestion {
  font-size: 18px;
  line-height: 24px;
  padding: 3px 20px;
}

.tt-suggestion.tt-cursor {
  background-color: #0097CF;
  color: #FFFFFF;
}

.tt-suggestion p {
  margin: 0;
}

.gist {
  font-size: 14px;
}

.example-twitter-oss .tt-suggestion {
  padding: 8px 20px;
}

.example-twitter-oss .tt-suggestion + .tt-suggestion {
  border-top: 1px solid #CCCCCC;
}

.example-twitter-oss .repo-language {
  float: right;
  font-style: italic;
}

.example-twitter-oss .repo-name {
  font-weight: bold;
}

.example-twitter-oss .repo-description {
  font-size: 14px;
}

.example-sports .league-name {
  border-bottom: 1px solid #CCCCCC;
  margin: 0 20px 5px;
  padding: 3px 0;
}

.example-arabic...

JavaScript

// Instantiate the Bloodhound suggestion engine
var movies = new Bloodhound({
  datumTokenizer: function(datum) {
    return Bloodhound.tokenizers.whitespace(datum.value);
  },
  queryTokenizer: Bloodhound.tokenizers.whitespace,
  remote: {
    wildcard: '%QUERY',
    url: 'https://geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer/suggest?f=json&text=%QUERY',
    transform: function(response) {
      // Map the remote source JSON array to a JavaScript object array
      return $.map(response.suggestions, function(sugObj) {
        return {
          value: sugObj.text
        };
      });
    }
  }
});

// Instantiate the Typeahead UI
$('.typeahead').typeahead(null, {
  display: 'value',
  source: movies
});