Using +[NSThread sleep:] to resolve a deadlock issue...

UIManagedDocument insert objects in background thread...

Is the managedObjectContext initialized before the managed document is created/opened...

Core Data background importing using UIManagedDocument and parent/child context in iOS 5...

Telling ViewController UIManagedDocument is ready to use?...

CoreData Saving Issue...

inject managedObjectContext into initial viewController?...

Big trouble after app update. CoreData migration error...

is it OK to handle a Core Data database created with from an UIManagedDocument with NSFileManager?...

Core Data Failing on saveToURL on UIManagedDocument...

UIManagedDocument does not update changes of relationships immediately...

Parsing in an NSManagedObjectContext background thread and issues with "different contexts&quot...

Getting the URL of a UIManagedDocument...

Core Data & UIManagedDocument in Xcode 4.3: Can't merge models...

Core Data managed object does not see related objects until restart Simulator...

How to retrieve an UIManagedDocument from a known url / file path?...

Core Data: UIManagedDocument vs AppDelegate's managedObjectContext @property...

NSFetchedResultsController fails to fetch in child context...

iOS - Core Data - before successful creation / opening...

use of undeclared identifier 'NSMigratePersistentStoresAutomaticallyOption'...