April 2020
Intermediate to advanced
528 pages
15h 40m
English
Content preview from iOS Programming: The Big Nerd Ranch Guide, 7th Edition
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23 Core Data Relationships
Core Data is not that exciting with just one entity. Core Data shines when there are multiple entities that are related to one another, because Core Data manages relationships between entities.
In this chapter, you are going to add tags to the photos in Photorama with labels such as “Nature,” “Electronics,” or “Selfies.” Users will be able to add one or more tags to photos and also create their own custom tags (Figure 23.1).
Figure 23.1 Final Photorama application
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