title: How do I calculate the UILabel height dynamically
body: <p>I have the following code:</p>
  
  <pre><code>label.numberOfLines = 0; // allows label to have as many lines as needed
  label.text = @"some long text";
  [label sizeToFit];
  </code></pre>
  
  <p>How do I get the height of label in points?</p>