title: how to pass data from one fragment to previous fragment?
body: <p>I am going FragmentA->FragmentB. Now From FragmentB I want to pass data to FragmentA.So How can I do that??</p>
  
  <p>Currently am going FragmentB->FragmentA with <code>getCustomFragmentManager().popBackStack();</code> 
  but not passing any value.</p>