retain
Need to retain a CFSocketRef?
I am facing a problem: I have two view controllers, viewController1, and viewController2. Here is the method I\'m concerned about in viewController1:[详细]
2023-03-06 02:19 分类:问答NSArray property: copy or retain?
According to this: NSString property: copy or retain? For NSString/NSMutableString, copy is recomm开发者_StackOverflow中文版ended.[详细]
2023-03-02 16:33 分类:问答(iphone) what happens to subviews when superview is dealloced?
Suppose a view(A) has subviews. The view(A) is getting dealloced because its retain count goes zero. What happens to the subviews of view(A)?[详细]
2023-02-28 22:04 分类:问答retain Count NSArray vs. NSMutableArray
Short Question with a code ex开发者_如何学Cample: NSLog(@\"%i\", [[[NSArray alloc] init] retainCount]);[详细]
2023-02-26 18:15 分类:问答What's the added benefit of retain/autoreleasing an already retained property?
At a project I\'m currently working on I\'m working through code of my predecessors. One of the things I encounter here and there are getters like this:[详细]
2023-02-26 03:02 分类:问答@property retain OR copy
First I read this article I think I should use "copy" in my programe. Problem is using NSMutableDictionary copy it will terminate.[详细]
2023-02-23 05:08 分类:问答NSNumber not being retained?
I have a variable lastPostsGrabbedCounter, an NSNumber, that is defined below. .h NSNumber *lastPostsGrabbedCounter;[详细]
2023-02-21 23:15 分类:问答iOS 4 blocks and retain counts
I\'m just getting started with blocks and Grand Central Dispatch. I\'ve been told (and read in the Apple Documentation) that any object referenced from within a block gets retained.[详细]
2023-02-21 08:42 分类:问答Retain count of Array not visible in UITableView methods?
I am having the following issue: in my application I fill an NSMutableArray with some data I read from the internet in XML format. In the same class I want to fill a UITableView with the data of that[详细]
2023-02-19 11:21 分类:问答Release or set to nil retained members
Is it better to set my retained membe开发者_如何学运维r vars to nil or to release them when I am cleaning up? Setting a retained var to nil seems a safer way to release an object without risking a dou[详细]
2023-02-17 23:19 分类:问答