How to update listview when back pressed from another activity android?

Question

Hi how to update listView when back pressed in another activity. I am using database, where i am deleting particular row in one Activity, if back p

Answer 1

call finish() in Activity1

Intent intent = new Intent(getApplicationContext(), Activity2.class);
startActivity(intent);
finish();

In Activity2 override backPressed

public void onBackPressed(){
    Intent i = new Intent(this,AdminActivity.class);
    startActivity(i);
}