I have a NSArrayController which gets populated using Cocoa Bindings fr开发者_开发知识库om a CoreData NSMangedObject Model. When I check the contents of the controllers array the first model object is
I ran into NSFetchedResultsController issue developing guest-management application. The application basically downloads list of guests on background (using NSOperation subclass), inserts them to man
I\'ve just started learning to use Core Data. On my first attempt to add an object to the database, I received the following:
Goal: Create a link/bookmark on the iOS home-screen that launches an app with a custom URL scheme. The contents of the URL specify the behavior of my app. I will have 6-8 of these bookmarks on the ho
I have a rather long method that initializes my core data. I can think of two ways to implement this in the final app:
I just want to get a few pointers on the best way to architect my first Core Data app, and the main objects and interactions I will require.
I have an app getting close to release date, but it occurred to me that wherever I have core data save and/or fetch requests I\'m not really handling the errors other than to check if they exist and @
I am using core data with sqlite.. I found in one ready app that in AppDelegate -(NSManagedObjectModel *) managedObjectModel
开发者_JAVA技巧 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form.
I\"m working with a core data model of Employees.Each employee is assigned a building and a department.I am returning everyone in building 1 with the predicate, building == 1 and using the sectionName
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