i wonder if its a wise choice to store images with core data into binary property say i have a collection of movies and i want to save the image dvd cover into a property the avg size of a cover is 2
I ha开发者_Python百科ve a question. You can export an NSManagedObject subclass from xcode xcdatamodel file when you create an Entity.
I have a Cocoa App that I have manually added 开发者_Python百科core data to. I setup the table in Interface Builder to list the entities from the data (with NSArrayController), and this is working jus
I finished converting my app to use the CoreData layer for a small datawarehouse I want to use. I have some concerns about the performance and how to best use it. In particular:
I\'m using an NSFetchedResultsController in an iPhone app, and am wondering if there is some easy way of getting the total number of rows returned in all sections.
I have an iPhone application that has a MainWindow.xib holding a UITabBarController, which in turn has a UINavigationController and a custom UIViewController subclass in its ViewControllers array. The
How do you update a 开发者_运维问答existing core data entry? Simply modifying a managed object does not cause the changes to be saved to a store. The managed object context acts as a scratchpad. You c
May be a silly question, but what\'s a class called that inherits from NSManagedObject? Is that an \"Entity\" class? Or is that an \"Model\" class? Or an \"Entity-Object\" class? I mean... ok, when I
Does anyone know of an ex开发者_StackOverflow中文版isting open source UI framework that would help with repetitive tasks like adding or editing core data objects with a UITableViewController with a fa
How would I go about using bluetooth to transfer a core data entity with it\'s corresponding relationships? 开发者_运维知识库I have three core data entities with inverse relationships set up and it al
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