Hacking with iOS OnlineLearn SwiftUI and UIKit for free Whether you want to learn SwiftUI or UIKit, Hacking with iOS is a complete tutorial series written for Swift and iOS, taking you from beginner to advanced
Swift 3 interfaces with Objective-C APIs in a more powerful way than previous versions. For instance, Swift 2 mapped theidtype in Objective-C to theAnyObjecttype in Swift, which normally can hold only values of class types. Swift 2 also provided implicit conversions toAnyObjectfor some bridge...
importUIKitimportComPDFKitclassViewController:UIViewController{publicvarfilePath:String=String()overridefuncviewDidLoad(){super.viewDidLoad()// Do any additional setup after loading the view.leturl=URL(filePath:filePath)// let url = URL(fileURLWithPath: fliePath)letdocument=CPDFDocument(url:url)i...
Topic: Programming Languages SubTopic: Swift Tags: Swift Compiler 0 0 9.5k Dec ’24 Open Share Extension Hello, everyone! Help me please to find answer. I have two applications: App-1 with share extension and App-2 without it. From the second app I can open share extension via UIAc...
To practice your knowledge of Swift's workings, try my series of Be the Compiler tests – you're presented with source code, and are asked to decide what the output should be. If you want to hone your ability to spot errors in Swift code, I have a Spot the Error test generator – ...
It the uses LLVM compiler technology. Swift was developed to tackle the challenges of Objective-C, a programming language used for iOS development. The language is currently used for products with iOS 7 as well as MacOS 10.9 or higher. Swift is a successor to both the C and Objective-C ...
Original PRs:[cxx-interop] Workaround compiler error when importing AppKit/UIKit with C++ interop#78694 Risk: Low, this only affects rebuilding of a single SDK module from its interface when C++ interop is enabled. Testing: Unit testing, manual testing against code where this was discovered. ...
This compiles as well: @objc func keyboardDone(_ sender : UIButton) { DispatchQueue.main.async { () -> Void in switch self.fieldBeingEdited { // <<-- no need for self here case self.kTag : break // <<-- self here default : break } } } Is it a compiler bug or am I mis...
CIMetalCompilerPlugin - 用 Swift Package Plugin 构建 Core Image Metal Shaders 如果你在用 Core Image 编写图片处理效果,并希望用 Metal 写自定义着色器,可能会发现一个问题:Swift Package 并不能直接编译这些 Metal 文件,因为它不支持设置必要的编译参数。为了解决这个问题,Weichao Deng 创建了这个插件 —— ...
Keep in mind that even if you are working with a Class that has NSObject as a base class or are using the @objc attribute, you should still use the dynamic keyword to ensure that the Swift compiler doesn’t bypass the Objective-C runtime while optimizing your code. ...