This tag should be used only on questions that are about Objective-C features or depend on code in the language.
I have looked at all the tutorials I can find on this one, and I still don't have the answer. …
ios objective-c uiviewcontroller uistoryboard presentviewcontrollerI have the following data saved as an NSString : { Key = ID; Value = { Content = 268; Type = Text; }; }, { Key = ContractTemplateId; Value = { Content = 65; Type = …
objective-c xcode json nsstring nsdictionaryIn my app I have a UISearchBar under UINavigationBar so it is always visible to user. In that case I …
ios objective-c uitableview uiscrollview pull-to-refreshHi I'm wondering if there's a way to get the width programmatically. I'm looking for something general enough to accomodate …
iphone objective-c cocoa-touch ipadI want to have a percentage sign in my string after a digit. Something like this: 75%. How can I have …
objective-c nsstring string-literalsI'd like to do base64 encoding and decoding, but I could not find any support from the iPhone SDK. How …
ios objective-c base64I am working on catching errors in my app, and I am looking into using NSError. I am slightly confused …
iphone ios objective-c ios4 nserrorI need an instance of root view controller. I tried those approaches: UIViewController *rootViewController = (UIViewController*)[[[UIApplication sharedApplication] keyWindow] rootViewController]; Returns: …
objective-c swift ios5 uiviewcontroller uinavigationcontrollerCan any one give me an idea how to get the current date in milliseconds?
objective-c cocoa-touch ios date timeI have two UITableViewControllers and need to pass the value from the child view controller to the parent using a …
ios objective-c iphone delegates