Persistence
NSFetchedResultsController
On a Core Data list screen, what does NSFetchedResultsController do, most precisely?
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PersistenceShort answerBasics
You have a bug where a screen backed by Core Data adds an item but the list never updates…
#core-data #nsfetchedresultscontroller
PersistenceShort answerIntro
A new iOS project has to store a favorites list, the login session, downloaded PDFs, and …
#core-data
PersistenceShort answerBasics
Which requirements push you to Core Data (or SwiftData) instead of UserDefaults or a plai…
#core-data
PersistenceMultiple choiceBasics
This is a news app on Core Data. You fetched an Article on a background context (containe…
#core-data