This tag should be used only on questions that are about Objective-C features or depend on code in the language.
When I try running my Xcode Project it fails with an error stating that I have duplicate symbols. I looked …
ios objective-c xcode linker-errorsI'm trying to change color of UIImage. My code: -(UIImage *)coloredImage:(UIImage *)firstImage withColor:(UIColor *)color { UIGraphicsBeginImageContext(firstImage.size); …
iphone objective-c ios uiimage cgcontextI'm setting a new text value to a UILabel. Currently, the new text appears just fine. However, I'd like to …
ios objective-c ipad uilabel caanimationIs there a way to see what's been saved to NSUserDefaults directly? I'd like to see if my data saved …
ios objective-c macos nsuserdefaultsI cannot understand why the Cocoapod is unable to find the pod specification I created when I run pod install. …
ios objective-c ruby cocoapodsI know that the auto layout chain consists in basically 3 different process. updating constraints layout views (here is where we …
ios objective-c autolayout nslayoutconstraintI don't quite understand static variables when defined in the implementation of an interface. In methods I do understand how …
objective-c variables static static-variablesHow can I pass a Block to a Function/Method? I tried - (void)someFunc:(__Block)someBlock with no avail. …
objective-c objective-c-blocksI want to search a specific string in the array of strings in objective c. Can somebody help me in …
ios objective-c arrays nsstringThis should be simple enough. I have an iPhone app with a TableView. How do I add the little classic …
iphone objective-c ios cocoa-touch uitableview