I occur a problem when develop a application on android. There have two image which can be download from server in a list item, it will show one image and will show another image when user select or
Is there a way to store a se开发者_开发百科lector in an NSDictionary, without storing it as an NSString?SEL is just a pointer, which you could store in an NSValue:
I\'m working on a little jQuery script to add Google Analytics pageTracker onclick data to all relative URLs on my forum, allowing me to track clicks to external sites.
I have a method as an NSString *. If it exists, I want to call it, and if not, do nothing. SEL eventSelector = NSSelectorFromString(eventSelectorStr);
I don\'t 开发者_如何学Goremember where I heard about it, (I think I was searching up on how selectors worked and it ended up not being exactly the same as a callback function) and I can\'t confirm it.
I have facinga problem to select span tag using jquery. Please give a solution. code: <ul> <li>
i\'ve my method that implement a reverseGeocoder - (void)reversing { geoCoder=[[MKReverseGeocoder alloc] initWithCoordinate:locManager.location.coordinate];
I\'m running into an odd issue in Objective-C when I have two classes using initializers of the same name, but differently-typed arguments. For example, let\'s say I create classes A and B:
I want to call a method on an object which I get through [self delegate]. I know which class it is so I can import the class and call it norm开发者_开发问答ally but I could also use performSelector: w
i have an html page where 开发者_运维知识库i have a table of items (one item per row) where each item is a html link that says \"Add\" and there is a textbox next to each link with a number in it.
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