facebook-ios-sdk Archives

-[UIThreadSafeNode canPerformAction:withSender:]: unrecognized selector sent to instance

January 17, 2021 Ogima Cooper

Question or problem in the Swift programming language: I am facing this crash in my iOS app.

Swift: Subclassing UITextView or UICollectionView and proper initialization

January 17, 2021 Oceane Wilson

Question or problem in the Swift programming language: The problem with subclassing UITextView (and UICollectionView) is that designated constructor is “initWithFrame”. But in real life, when it loads from storyboard, initWithCoder will be called.

Unable to get provider com.google.android.gms.ads.MobileAdsInitProvider: java.lang.IllegalStateException

January 17, 2021 Barron Noah

Question or issue of Kotlin Programming: I update my Android Studio (3.2.1) and its sdk to the latest version. After that it required a manual update for Manifest by adding these tags:

didReceiveRemoteNotification:fetchCompletionHandler: but the completion handler was never called

January 15, 2021 Andrew Rocky

Question or problem in the Swift programming language: I’ve been trying to implement the fetch completion block with no luck. Whenever I send an APN, xcode still complains that it’s not implemented. Here’s my code

Variadic Parameters v Array Parameter

January 15, 2021 Oceane Wilson

Question or problem in the Swift programming language: I am struggling to see if there is an obvious advantage over which method to use when passing values into a function. My code below may not be the best example to explain the decision I’m trying to make, but it is, in my opinion, the easiest […]

NSUserDefaults in iOS Playground

January 15, 2021 Simon Abital

Question or problem in the Swift programming language: There seems to be a strange issue with iOS Playgrounds where NSUserDefaults always returnsnil instead of the actual value.

How to present an UIImagePickerController in a Popover with iOS 9 and Swift

January 15, 2021 Jeffrey Schneider

Question or problem in the Swift programming language: I’m trying to present the photo library, in a popover, on an iPad with iOS 9 beta 4 and Swift. The preferred way is through a popover, but UIPopoverController is now deprecated. Apparently it’s now done through UIViewController, but there is no documentation, or sample code out […]

NSFetchedResultsController XCode 7 issue

January 15, 2021 Bell Jacquise

Question or problem in the Swift programming language: Xcode 7 beta 6 and and NSFetchedResultsController gave me headache today. If I compile same(with Swift 2 fixes) code with Xcode 6, program works on device and simulators(iOS 7, iOS8). However if I compile with Xcode 7 beta 6, program crashes on device(iOS 8.4) with following error […]

UICollectionView Header and Footer View

January 15, 2021 Bell Jacquise

Question or problem in the Swift programming language: Hello I am wondering how do we achieve this?

What’s the difference between DISPATCH_QUEUE_CONCURRENT and DISPATCH_QUEUE_SERIAL

January 15, 2021 Bell Jacquise

Question or problem in the Swift programming language: I implement the following class: