This tag should be used only on questions that are about Objective-C features or depend on code in the language.
If a project has already been created with ARC disabled, how do I enable it and vice versa?
objective-c xcode automatic-ref-countingI have a UIButton which is very similar to the standard iOS keyboard alphabet button. I am not sure how …
ios objective-c uibuttonTried this but only works for UIButton: [btn setTarget:self action:@selector(btnClicked:) forControlEvents:UIControlEventTouchUpInside];
ios objective-c iphone swift uibarbuttonitemSimple question really; is there a difference between these values (and is there a difference between BOOL and bool)? A …
objective-c booleanIs there a relatively easy way of looping a video in AVFoundation? I've created my AVPlayer and AVPlayerLayer like so: …
ios objective-c swift avfoundation avplayerI have a button and text textfield in my view. when i click on the textfield a keyboard appears and …
ios objective-c iphone swift uitextfieldOnce created does the push notification device token ever change? Example when the app is updated? or in any other …
objective-c apple-push-notificationsMost of the models in my iOS app query a web server. I would like to have a configuration file …
ios objective-c cocoa-touch constants globalI am implementing push notifications. I'd like to save my APNS Token as a String. - (void)application:(UIApplication *)application …
ios objective-c apple-push-notifications nsstring nsdataI just changed my .m files to .mm and use C++. Is there a way to do the same with …
c++ objective-c swift