How to clear all stacks activity in Android

Clear all previous activity in Android:

 If we open new activity.All previous activity are in queue like list of stack activities.so if you want kill all previous activities follow below method

Snippet:

Intent i=new Intent (Current_Activity.this,NextActivity.class); //set the new task and clear flags i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TASK); startActivity(i);