I am trying to write my own UIVC initializer: let person: Person init(withPerson person: Person) { self.person = person super.init() } required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") } but in my coordinator I have this line: func…
In the Apple [iOS App Dev Tutorial] (as of Jan 22)(https://developer.apple.com/tutorials/app-dev-training), under the Creating a Navigation Hierarchy section, we extend a struct that we have defined. I have tried reading the Swift documentation about extensions, but don't really understand why…
I found this sentence in Swift's String document (https://developer.apple.com/documentation/swift/string) Overview A string is a series of characters, such as "Swift", that forms a collection. Strings in Swift are Unicode correct and locale insensitive, and are designed to be efficient. The…
I keep the Model as a Published var in the ViewModel and Observe it from the View. When the model process goes into a background thread, if you publish the model value, the Xcode thread checker will react. Publishing changes…
My Swift app required the user to enter decimal values on a UITextfield. The Decimal Pad appears when the user click inside the textfield. Then the user enter the amount and click the Calculate Button to see results. I want…
I am making an app in SwiftUI using an In-app purchase. In this app, the user should be able to buy points as many times as he wants, so I have used consumable products. But when I've tried to buy…
I have a List with a ProgressView and some rows. When I scroll the List down and up again, the ProgressView get hidden, I notice this bug only with a certain number of rows, for example on iPhone 13 you…
I am passing a Person binding from the first view to the second view to the third view, when I update the binding value in the third view it pops back to the second view, I understand that SwiftUI updates…
I am creating some geometries in SceneKit with SCNGeometry(sources: [vertexSource, normalSource], elements: [element]) But I do not want save huge number of sources and elements to disk and recreate them every time app started. Is there a way to save…
Actually When I run my iOS app and it’s get black screen like this . I deleted scene delegate file and function from appdelegate but it’s still shows black screen . Any Idea??