title: How to set UICollectionViewCell height from cellForItemAtIndexPath?
body: <p>So, I want to set UICollectionViewCell height from the <code>cellForItemAtIndexPath</code> instead of from </p>
  
  <pre><code>func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAtIndexPath indexPath: NSIndexPath) -&gt; CGSize {
  </code></pre>
  
  <p>How can I do it? So I want to give height and width to my cells in <code>cellForItemAtIndexPath</code>, not in the <code>collectionViewLayout: sizeForItemAtIndexPath</code></p>