Pending
intent is a token to the other application, which allows the other application
to use your application’s permissions to execute a predefined piece of code.
Here other
applications means it may be an alarm manager, home
screen widget manager etc......
To perform
a broadcast via a pending intent, so get a pendingIntent via
PendingIntent.getBroadcast().
To perform
an activity via pending intent, you receive the activity via
PendingIntent.getActivity.
