June 2016
Intermediate to advanced
214 pages
5h 40m
English
Content preview from Core Data in SwiftBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Integrating with the NSPersistentStoreCoordinator
The NSPersistentStoreCoordinator is the true maestro of Core Data. The NSPersistentStoreCoordinator is responsible for persisting, loading, and caching data. Think of the NSPersistentStoreCoordinator as the heart of Core Data. Having said this, we do very little work with the NSPersistentStoreCoordinator directly. We work with it upon initialization, but we almost never touch it again over the life of the application.
As part of our initialization, we perform two steps with the NSPersistentStoreCoordinator. First, we initialize it, which requires a valid NSManagedObjectModel. Once it’s initialized, we add one or more NSPersistentStore instances. An NSPersistentStore is a representation of a ...
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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.