title: how to show selection of the lst item in recycler view in android?
body: <p>I have implemented the recycler view in navigation drawer in android.This is working fine.I am able to switch between item by clicking on recycler view item.
  but i am not able to change the background color for the selected item.please suggest me how to imeplement it.I have tried this so far.</p>
  
  <p>1.<a href="https://stackoverflow.com/questions/25392722/background-selector-in-recyclerview-item">Background Selector in RecyclerView Item</a>
             Tried to make recycler view clickable,focusable but didn't work   </p>
  
  <p>2.<a href="http://innodroid.com/blog/post/tracking-selected-item-in-recyclerview" rel="nofollow noreferrer">http://innodroid.com/blog/post/tracking-selected-item-in-recyclerview</a></p>
  
  <p>implemented but didn't understand where to write the code for changing background </p>
  
  <p>Please help me out.</p>