This tag should be used only on questions that are about Objective-C features or depend on code in the language.
I am trying to capture an image during a live preview from the camera, by AVFoundation captureStillImageAsynchronouslyFromConnection. So far the …
ios objective-c avfoundationWhat is the difference between objectForKey and valueForKey? I looked both up in the documentation and they seemed the same …
objective-c cocoa key-value-codingHow can I, in my view controller code, differentiate between: presented modally pushed on navigation stack Both presentingViewController and isMovingToParentViewController …
ios objective-c swift uiviewcontroller uinavigationcontrollerI have a problem with my UIPickerView. I have 3 values in it EU AP and NA. When I start the …
ios objective-c xcode swift uipickerviewI'm cloning a project from a git repo, but when I execute pod install the first line I see is "…
ios objective-c git cocoapods pod-installI have a UITableViewController subclass with sections. The sections are showing with the default style (no rounded corners). How can …
ios objective-c uitableview cocoa-touchI have a scenario in my app, where I want to do some time consuming task which consists of some …
ios objective-c multithreading grand-central-dispatch dispatch-asynci have a NSDictionary which looks like: { "Item1" = 2.4; "Item2" = 5.5; "Item3" = 15.6; } To use this NSDictionary Items in a Table View i …
objective-c nsarray nsdictionaryHow do you add an in-app purchase to an iOS app? What are all the details and is there any …
ios objective-c swift cocoa-touch in-app-purchaseI was wondering how to capitalize a string found in an object in an NSMutableArray. An NSArray contains the string …
objective-c string cocoa-touch nsstring uppercase