title: How to "like" and "comment" on facebook through Graph API in iPhone?
body: <p>I am displaying news feed  using graph api. I have queries about below problems.</p>
  
  <ol>
  <li><p>I would like to give "Like" functionality for each news feed post.</p></li>
  <li><p>I would like to give "Comment" functionality for each news feed post.</p></li>
  </ol>
  
  <p>Can someone assist me how to solve this problem using either graph api in iphone.</p>