core data

I'm investigating a defect in my iOS game, the state of which is stored in an SQLite database. The bug occurs in a given state, and so I'd like my application to already be in that state when I launch it for debugging purposes. How do I do this?

I am building an app and it relies on Core Data to save and retrieve my hockey favourites. The issue I have is with retrieving. I don't understand why it retrieves all the players multiple times until you can't add any more favourites. It should retrieve only the players you favourite not all of...

I'm in the process of writing my first App that I will publish to the App Store (Xcode 8, iOS 10). I plan on doing most of the code writing without a developer account then buying one when I reach a point where it's required (CloudKit). As I am going out of pocket for this app, I plan to...

I have two entities and two NSMangedObject subclasses. One entity, which we'll call Alice, has a to-many relationship with the other entity - which we'll call Bob. When an Alice object is created, it needs to have an associated Bob object so that my other code works. Here's the code from my...

I realize I created another thread like this two years ago. My problem then was a bit different. My problem now is this: I have an NSManagedObject containing an NSMutableArray of NSIndexPaths. As before, all changes persist only in RAM. Edit: My NSMutableArray is stored in Core Data under a...