ut how to integrate the Document Conversion service
with the Retrieve and Rank service.</p>
<h3>Language Translator</h3><p>Translate text from one language to another or idenfity a language using the <a href="http://www.ibm.com/watson/developercloud/doc/language-translation/">Language Translator</a> service.</p>
<pre class="prettyprint source lang-javascript"><code>var watson = require('watson-developer-cloud');

var language_translator = watson.language_translator({
  username: '&lt;username>',
  password: