title: Programmatically modify VO Display Hint in UI Hints to hide attribute
body: <p>How to set the UI hint : display hint to hide for an attribute in  a VO programmatically at runtime based on some condition.</p>
  
  <p>It is possible when the VO is bound to a page by modifying the 'rendered' attribute.But how would I modify the VO attribute's control hint i.e display hints as 'Hide' at the model layer itself, programmatically.</p>