title: listview and notifydatasetchanged in android
body: <p>I have a <code>CustomListView</code> with <code>ImageView</code>.</p>
  
  <p>When I select any item the image view changes. I need to display the selected items in another ListView. I went through documents and I got a clue to use <code>notifydatasetchanged()</code>..but problem is I dont know how to use it or where to use it. </p>