How do I display an alert dialog on Android?

Question

I want to display a dialog/popup window with a message to the user that shows \"Are you sure you want to delete this entry?\" with one button that says \'Delete\'. When

Answer 1

new AlertDialog.Builder(context)
    .setTitle("title")
    .setMessage("message")
    .setPositiveButton(android.R.string.ok, null)
    .show();