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GETTING BIRTHDAY NOTIFICATIONS
Now let’s finish BirthdayTracker by adding local notifications. A local notification is an alert that is sent to your phone from an app, even when the app isn’t running. The BirthdayTracker app will use a local notification to alert the user when they should wish a friend a happy birthday.
THE USER NOTIFICATIONS FRAMEWORK
Just as you used Apple’s Core Data framework to save birthdays on your phone in a database, you’ll use Apple’s User Notifications framework to send notifications to the user. Using this framework is easy! You just need to add an import statement at the top of any class that deals with user notifications, ...
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