I\'m unable to create an NSData object from a UIColor (with a pattern) created with the factory method
I want to insert only those records in core data in iPhone which are not already present in the sqllite table. In other words, I want to insert distinct records in my core data table. My code of inser
From the Core Data Programming Guide (my emphasis): By default, Core Data dynamically creates efficient public and primitive get and set accessor methods for modeled properties (attributes and relat
I would like to remove my sql lite file and set up the persistance store again. //Explicitly write Core Data accessors
In iOS applications that support Core Data, the generated code for the app delegate contains the saveContext function, with comments recommending replacing a开发者_运维技巧bort() with code to recover
I have an app that has at least 300 entries. Each entry represent an object that may be free or in-app purchase. The app is on sale and it comes with a pre-filled sqlite file on the bundle. When the a
Please bear with me as I\'m just learning Cocoa. I\'ve been through some tutorials concerning Core Data, I\'m now tackling RESTkit to use it with a Rails application. I also read all docs, solutions r
My app offers some sort of editor functionality for \"text articles\". My editor has two modes. When the editor loads, I create a managed object if it hasn\'t been passed in through the initializer. W
I\'m using 2 managed object contexts for efficiently important a large data set in the background. I\'m ensuring I\'m only using 1 managed object context at a time in the thread.
Our app开发者_开发知识库 lets the user choose a location from a list which is provided by an API.The list updates infrequently and only by adding items, so instead of hitting the API every time, the a
加载中,请稍侯......