swift-custom-framework Archives

Property cannot be marked @objc because its type cannot be represented in Objective-C

January 17, 2021 Simon Abital

Question or problem in the Swift programming language: I’m finishing a port for a project that was written in Swift to support Objective-C. A lot of the project was written to support Objective-C but not the properties on a particular class.

Smoothen Edges of Chroma Key -CoreImage

January 17, 2021 Ollie MC

Question or problem in the Swift programming language: I’m using the following code to remove green background from an image.But the edges of the image has green tint to it and some pixels are damaged.How can i smoothen this and make the cut out perfect.

Xcode 10 iOS app build, “hidden” task takes most of build time

January 17, 2021 Bell Jacquise

Question or problem in the Swift programming language: After changing single line of code and performing Xcode 10.1 incremental build in large project, Xcode spends most of build time in “Compile swift source files” phase after completing all listed tasks (compile changed files and merge swiftmodule are both completed) screenshot showing tasks list: https://imgur.com/a/JoVI0zB

what’s the difference between while using `let` in switch case at begin or in the()

January 17, 2021 Ogima Cooper

Question or problem in the Swift programming language: I have a little doubt about the let position in switch case, here is a simple code, which one is better

-[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: adding optionals Ints

January 17, 2021 Aba Tayler

Question or problem in the Swift programming language: I declare the following:

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.

How to identify if Swift was compiled with Optimization

January 17, 2021 James Cameron

Question or problem in the Swift programming language: As some of you may be aware when running in fully Debug-Mode swift can be terribly slow. Is there a way i can print out a message in code or to the GUI to let me know if I somehow forgot to compile it correctly. I’m running […]

How does Swift memory management work?

January 17, 2021 Simon Abital

Question or problem in the Swift programming language: Specifically, how does Swift memory management work with optionals using the delegate pattern?

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