This tag should be used only on questions that are about Objective-C features or depend on code in the language.
I want to make UILabel's text bold infoLabel=[[UILabel alloc]initWithFrame:CGRectMake(90,150, 200, 30)]; [infoLabel setText:@"Drag 14 more Flavors"]; [infoLabel setBackgroundColor:[UIColor …
ios objective-c uilabel uifont textcolorI noticed methods marked optional in several protocols defined in the iPhone SDK, such as the UIActionSheetDelegate protocol for example. …
iphone objective-cI want to change my UILabel's text after 2 seconds. I tried setting my UILabel's text to "A text", and use …
ios objective-c swift wait performselectorI have an NSString named 'you' with value "This is a you string!". I want to concat "123" in 'you', how …
objective-c ios nsstring string-concatenationI want current time in following format in a string. dd-mm-yyyy HH:MM How?
iphone objective-c datetime nstimerI was creating a data structure manually using the following: NSDictionary* league1 = [[NSDictionary alloc] initWithObjectsAndKeys: @"Barclays Premier League", @"name", @"Premier …
ios objective-c iphone cocoa-touch plistI have an NSArray that contains date strings (i.e. NSString) like this: "Thu, 21 May 09 19:10:09 -0700" I need to sort …
objective-c cocoa sorting nsarray nsdateIs there a way to suppress warnings in Xcode? For example I am calling an undocumented method and since the …
objective-c xcode cocoa cocoa-touch suppress-warningsI read here Learn C Before Objective-C? Usually I then replace some Obj-C code with pure C code (after all …
objective-c ios c cocoa-touch objective-c-runtimeHow can I create a singleton class in Objective C?
iphone objective-c singleton