Context I have a very normal setup in my app: an NSOutlineView (backed by an NSTreeController bound to Core Data) fills an NSTableView (backed by an NSArrayController bound to core data) based on wha
I have a Core Data model representing a TV guide on iOS 4+, with 3 classes: Channel (BBC 1) Program (Top Gear)
I have a search function that I want to search my whole core data database. I have 4 entities, all of which are subclass of NSManagedObject MedicalCode.
I have 4 CoreData database. Each actually having their own value. But it is too heavy and i would like to reduce it to 1 Database. So each time i want to pull information from the database, i can choo
I\'m trying to get my head around core data. I have a many to many structure with the following: Entities:
for example, I have a managed object sa开发者_运维问答ve in coredata like @interface team : NSManagedObject
Apple introduced ordered to-many-relationships in Core Data in Lion. I created an entity named TreeNode with an 1:1-object-relation, a 1:1-parent-relation and an o开发者_如何学Pythonrdered to-many-rel
When using the NSFetchedResultsController to create section headers for the UITableViewController the fetchedResultsController.sections has an object for each item not each section.
I have a Core Data model with two entities: A and B. A has a relation to one or more Bs. B has a property bValue.
I have this managedObject subclass, position rappresent a NSPoint. In a XIB I want two NSTextField like this
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