retaincount

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How to remove an object from NSMutableArray only when retain count reaches 0?

I know I\'m not supposed to check or use retainCount, but I\'m trying to wonder if there\'s a way to have an object be removed from an NSMutableArray only after its retain count is 0.[详细]

2023-03-14 10:04 分类：问答
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
UIButton retain counter increase after touch

I creating set of objects same custom type. All objects have methods showDeleteButton had hideDeleteButton.[详细]

2023-03-12 17:25 分类：问答
Why retainCount = 2 - after release?

I use this code. - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions[详细]

2023-03-11 00:28 分类：问答
Is retainCount giving me the correct information for my NSDate?

I have NSDate property In .h ... @interface MyAppDelegate : NSObject <UIApplicationDelegate> { ... NSDate *pageStartDate;[详细]

2023-03-09 19:47 分类：问答
Another "Retain, then Release" question

being a Cocoa/Obj-C newbie I am going through the \"Cocoa Programming for Mac OS X\" book by Aaron Hillegass and - leaving apart the fact that now we have also the chance to use GC to avoid all this r[详细]

2023-03-09 19:28 分类：问答
NSMutableArray getting released?

I have a NSMutableArray whose pr开发者_如何学Gooperty is (nonatomic, retain), and it\'s getting released for some reason, here\'s the code when I assign it (tableData is the NSMutableArray):[详细]

2023-03-06 11:26 分类：问答
Overrelease issue with block-captured objects; retain count jumps straight from +2 to 0!

I\'m confused by an occasional crash that I\'m seeing, which, according to the Zombies instrument, is caused by the over-release of some dictionary values. When I look at the object history for one of[详细]

2023-03-06 08:04 分类：问答
Object retain count

I allocated an object like this: PixelInfo *ob1=[[PixelInfo alloc]initWithName:clr :t]; Then the retaincount of object is 1.[详细]

2023-03-01 12:26 分类：问答
Retain count of a synthesized property

Please review my code: @interface ClassA : NSObject { ClassB *objB; } @property (retain) ClassB *objB; @end[详细]

2023-02-28 19:39 分类：问答