title: How do I differentiate source of scrollViewDidScroll call when both UITableView and UIScrollView are present?
body: <p>I am using both a <code>UITableView</code> and <code>UIScrollView</code> inside the same <code>UIViewController</code>. </p>
  
  <p>My problem is when I scroll either the table view or scroll view the didScroll delegate call is fired. </p>
  
  <p>How can i identify the source of the <code>scrollViewDidScroll</code> delegate call?</p>