title: How can I convert a NSInteger to a NSTimeInterval
body: <p>I have <code>slideTimer</code> which is a <code>NSInteger</code> and I want to convert it to <code>NSTimeInterval</code>.</p>
  
  <p>I tried like this:</p>
  
  <pre><code> NSTimeInterval slider = (NSTimeInterval)slideTimer;
  </code></pre>
  
  <p>but it is not working.Any idea?</p>