【實用教育app】Zina - checkpoint 8|最夯免費app-綠色工廠好玩App

In this exercise, we are going to get to know notifications and how to use them for notifying about incoming messages, how to get rid of them and how to quickly move from the notification bar to the corresponding application. Besides that, notifications are also often used for scheduled actions that are called off by the system at a specific time. This is managed by AlarmManager.