title: update listview in my activity from service android
body: <p>I having 2 classes ,</p>
  <p>1.Activity class</p>
  <p>2.Service class</p>
  <p>I need to update my list view in my activity,when service got any updates.
  Actually i trying like an chat application , My services always checking my db and if it got any new string , i need to update in my activity without rebuild the again only i need to refresh the list view. i found it will be  manipulated using iBinder , But i don't how to use it. Can any one suggest me with some examples of code .</p>
  <p><a href="https://stackoverflow.com/questions/13145109/android-listview-notifydatasetchanged-from-service">referred pages</a></p>