nscopying

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Questions about duplicating last object of a NSArray

I\'ve a NSArray of MyObjects. I want to duplicate the last object of my array. In other terms, I want to add a new object to the array that\'s exactly the same of the last one.[详细]

2023-04-08 14:45 分类：问答
NSCopying and copyWithZone: - should they return [self retain] or something else?

I\'m having a 开发者_开发问答hard time understanding copyWithZone. I know it\'s supposed to return a copy, but if I add an object to a dictionary, it adds a \'copyWithZone\' object to the dictionary.[详细]

2023-04-06 17:51 分类：问答
Memory Leak on device when using mutableCopy

I thou开发者_如何学运维ght that I was really close to release this new App of mine when I ran into a dead end. My code works without memory leaks in the simulator (Xcode 4.0.2) but reports memory leak[详细]

2023-03-09 09:49 分类：问答
Copying a UIImageView subclass

I have several objects in an array. These objects are from a UIImageView subclass. These objects\' class has several @synthesized properties.[详细]

2023-03-05 22:13 分类：问答
copy objects from one NSMutableArray to another NSMutableArray

I am trying to understand copying objects from one NSMutableArray to another. Consider the following 2 scenarios:[详细]

2023-02-19 20:21 分类：问答
Implementing NSCopying in Subclass of Subclass

I have a small class hierarchy that I\'m having trouble implementing copyWithZone: for. I\'ve read the NSCopying documentation, and I can\'t find the correct answer.[详细]

2023-01-31 16:41 分类：问答
Recursively creating an object and copying specific objects from an array in said object

So, I\'m struggling a bit with my programming project. I have a object that stores player information, name, wins, losses.[详细]

2023-01-23 05:34 分类：问答
NSCopyObject considered harmful?

In the Xcode documentation for NSCopyObject, the special considerations section states: 开发者_Go百科[详细]

2023-01-11 12:54 分类：问答
Proper way to copy a readonly NSMutableArray

I have an object with a readonly property that I am trying to implement NSCopying for. It has a mutableArray called \"subConditions\" (which holds \"SubCondition\" objects). I have made it readonly be[详细]

2023-01-02 16:43 分类：问答
grails datePicker data binding

I\'ve create a modified version of Grails\' datePicker tag. It uses exactly the same parameters as the Grails datePicker, but for some reason the Date property of the object that these parameters are[详细]

2022-12-19 06:04 分类：问答