retain
Objective-C - Do I need to de-alloc a retained property that isn't used?
If I have a custom vie开发者_Python百科w controller class that I want to reuse but when used in one instance has a retained property that isn\'t actually used during the view\'s lifecycle, do I need t[详细]
2023-01-27 13:07 分类:问答Objective-C detect whether an argument can be retained?
I am running through a list of arguments, though in these arguments the value can be anything from NSInteger, Selector to NSObjects. But if it is an NSObject it needs to be retained properly. I can\'t[详细]
2023-01-27 02:48 分类:问答When to access properties with 'self'
I have read a number of questions on this site about this issue, I understand the following: self.property accesses the getter/setter method created manually or by @synthesize. Depending upon whether[详细]
2023-01-27 00:36 分类:问答Retain username and password in Android WebView
I 开发者_如何学运维have a webpage which contains username and password fields. In Android WebView, I loads that page and enter the user credentials to login. Now if the user logs out and logs in again[详细]
2023-01-26 20:26 分类:问答What happen when "retain" NSArray or NSMutableArray?
In the source codes @property(retain) NSString* str; @sythesize str; self.str = newStr; I understand actually following will happen[详细]
2023-01-22 04:30 分类:问答question about retain attribute in properties
The objective C docs say this about retain attribute in properties: retain Specifies that retain should be invoked on the ob开发者_高级运维ject upon assignment. (The default is assign.)[详细]
2023-01-21 12:22 分类:问答Objective C, Memory Management
1) What is the reason for the use of retain? For example, in a setter method: - (void) setCount: (int) input {[详细]
2023-01-20 09:47 分类:问答How is retain setter implemented with @synthesize?
I have the following in the header: @property (nonatomic, retain) UIView *overlay; And in the implementation:[详细]
2023-01-20 06:37 分类:问答Does @property (readonly, retain) have a meaning?
XCode acc开发者_高级运维epts it. But will retain be applied when I internally set the property (no setter outside since readonly but when I initialize the value in a class method) ?[详细]
2023-01-19 20:06 分类:问答How to fix strange retain count (1 init - 3 retaincount)? + edit: dealloc problem
So my code goes like this: ArticleControllerController *ac = [[ArticleControllerController alloc] init];[详细]
2023-01-19 17:26 分类:问答