title: Dart - How to set the hour and minute of DateTime object
body: <p>How do I set/change the hour and/or minute of a DateTime object. Similar to <code>Date.setHours(..)</code> in JavaScript. </p>
  
  <p>e.g If i did </p>
  
  <pre><code>var time = DateTime.parse("2018-08-16T11:00:00.000Z");
  </code></pre>
  
  <p>how do I set the hour and minute of <code>time</code></p>