Lets say we have two entities Department and Employ开发者_如何学Pythonees with a one-to-many relationship.
I\'m getting an error with saving to a Core data object in Xcode. Xcode says that the error is in the NSDate variable \'datum\' but I have tried almost everything.
I try to make some app with stopwatch featu开发者_开发问答re and having some confusing points.
I have created c开发者_开发问答ore data database in xcode. i haven\'t insert any thing in DB and getting following worning. DipItItemOptions has a relationship with DipItItems entity
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(self asking and self-answering because I spent hours on the web looking for this, and most of the resources all say \"I solved it in the end\" without giving an explanation)
I am using CoreData in an iOS application. Everything works fine except for fields marked as Boolean in xcdatamodel that get modeled and NSNumber.
I\'m having some trouble with inserts using a NSFetchedResultsController with a simple to-one relationship. When I create a new Source object, which has a to-one relationship to a Target object, it se
All, I have Core Data implemented in my program to store customer information. Let\'s call each entity \"CustomerInformation\". Each \"CustomerInformation\" entity has three properties, \"count\", \"
i have an iphone app that uses coredata to store its contents. users often ask me if i could provide a way to sync data between their mobile devices (ipod/iphone/ipad). as of now, i have no idea on ho
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