This tag should be used only on questions that are about Objective-C features or depend on code in the language.
I am using a UICollectionView in my project, where there are multiple cells of differing widths on a line. According …
ios objective-c uicollectionview uicollectionviewlayoutPossible Duplicate: Why use Autorelease pool? All Objective-C starting page opens with a default @autoreleasepool{...} statement under the main function …
objective-c object release autorelease nsautoreleasepoolI am making a framework for a company and I have completed all the code. I'm now trying to package …
objective-c ios cocoa-touch compiler-errors ios-frameworksHow To Add Month To NSDate Object? NSDate *someDate = [NSDate Date] + 30Days.....;
ios iphone objective-c nsdateCurrently, we are defining ourselves an extended log mechanism to print out the class name and the source line number …
objective-c c iphone debuggingIn Objective-C, is it necessary to override all inherited constructors of a subclass to add custom initialization logic? For example, …
objective-c inheritance uiview initialization initHow exactly does NSInvocation work? Is there a good introduction? I’m specifically having issues understanding how the following code (…
objective-c cocoa undo-redoTrying to add a a Supplementary view into my UICollectionView as a header. I'm having issues getting it to work. …
ios objective-c uicollectionview uicollectionviewlayoutTo create an UiImage with a image file, I use the code as below: UIImage *aImage = [[UIImage imageNamed:@"demo.jpg"]…
objective-c ios uikit uiimageI understand exactly why unused variable warnings occur. I don't want to suppress them in general, because they are incredibly …
objective-c xcode compiler-warnings unused-variables