key-value-coding
Why is KVO retaining all of NSMutableArray's objects?
I\'m having a real pain trying to figure out why KVO is retaining all values that are being observed.[详细]
2023-03-14 08:49 分类:问答Using dot notation for instance methods
I was looking at a piec开发者_如何学编程e of code today and notice that this particular coder use dot notation to access instance methods (these methods don\'t take values, they just return value).[详细]
2023-03-13 02:31 分类:问答Objective-C undo manager questions
I\'m reading a book on Objective-c and learning about the undo manager.The concept seems very simple but the provided example seems overly complex.Basically, I have a table view connected to an NSArra[详细]
2023-03-12 23:03 分类:问答Using setValuesForKeysWithDictionary with child objects and JSON
I have a json string {\"name\":\"test\",\"bar\":{\"name\":\"testBar\"}} In objective c I have an object[详细]
2023-03-12 08:04 分类:问答How can I pass a property of a class as a parameter of a method in objective-c
How can I pass a property of a class as a parameter of a method in objective-c? So as an example assume I have:[详细]
2023-03-06 05:21 分类:问答Foundation Objective-c: Dictionary with array; dict with dict
Suppose I have a NSDictionary with two sub collections of a NSArray and a NSDictionary: NSMutableDictionary *mkDict(void){[详细]
2023-03-01 17:28 分类:问答Binding to a class method in Cocoa?
If I have a method like: @interface CharacterSet + (NSArray *)allCharacterSets; @end Can I bind to it using Cocoa bindings?[详细]
2023-02-27 07:28 分类:问答Simple setter in objc still generates change value notification
I have simple setter like - (void) setValue: (int) newVa开发者_StackOverflow社区l { value = newVal;[详细]
2023-02-19 08:02 分类:问答displaying balance in core data
I have 3 entities in an example app: Account name balance (NSDecimalNumber overall balance of account) balances (to-many relationship with Balances)[详细]
2023-02-14 13:56 分类:问答How to test property existence and type based on NSString typed key?
In my quest to update a Core Data model within my iOS project, I\'m querying a server for JSON objects that correspond - to some extent - with the managed entities of my model. The end result I\'m str[详细]
2023-02-10 02:46 分类:问答