November 2022
Beginner
686 pages
15h 57m
English
Content preview from iOS 16 Programming for Beginners - Seventh Edition
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22
Understanding Core Data
Your app is almost done! Every screen works as shown in the app tour that you went through in Chapter 10, Setting Up the User Interface. However, there is one last thing that you need to do. In Chapter 20, Getting Started with Custom UIControls, you implemented a Review Form screen, which lets you enter a review for a particular restaurant. In the previous chapter, you implemented a Photo Filter screen, which lets you get a photo from the camera or photo library and add a filter to it. But there is no way at present to save either reviews or photos, and they are lost when the app is closed.
In this chapter, you will use Core Data to save reviews and photos in your app. First, you’ll learn about Core Data and its different ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.