In iOS15 UIProgressView changed behavior. When I use self.progress.setProgress(1.0, animated: true), it starts from transparent style. How to return to "alpha = 1" style. progress = 0 progress = 20% progress = 70% progress = 90% P.S.: progress.alpha = 1…
So I just updated to iOS 15 and Xcode 13, and when I present a view controller, the top nav bar is invisible, however, the top nav title and buttons are still there. How do I fix this? Im storyboard…
The Goal: Trying to create a filter selection screen (in a card view) that has UIButtons with UIMenu items attached them. When i select any of the filters, and click on the apply filters button, i dismiss the filter view…
Hi I'm learning Xcode to make ios application. I have problem This is error code -> Thread 1: "-[UIViewController back2:]: unrecognized selector sent to instance 0x14fb0e270" first ViewContorller code -> import UIKit class ViewController: UIViewController { @IBAction func moveByNavi(_ sender:…
I'm working on an custom tab bar button stuff and want to know how can I move up the button using the view's height or something programatically. I have this plus button and I want to move up 10pt from…
I’m new to SwiftUI and I’m making a widget. The default code included a text view which is both x-centered and y-centered in the super view(which I don’t know if there’s the same concept in SwiftUI). This is my code:…
I'm trying to put a very simple unitTest-Like function together for teaching Swift, when we're not quite ready for the full XCTest framework. I've put together this code: enum TestFailure : Error { case testEqFailure(_ msg: String) } func testEq<E:Equatable>(_…
I have an M1 MacBook Air. When building for a simulator in Xcode, I am seeing the following warnings and errors: ld: warning: ignoring file /Users/kon/Library/Developer/Xcode/DerivedData/InvisibleComputersApp-hktlnhvaoskvxkcdhnahydmbodzw/Build/Products/Debug-iphonesimulator/GoogleSignIn.o, building for iOS Simulator-x86_64 but attempting to link with file built for unknown-arm64 ld:…
I have a problem changing the value of a Dictionary in a Array var array = (defaults.array(forKey: "Transactions")! as! [Dictionary<String, Any>]) (array.reversed()[index]["Title"] as! String) = titleTextField.text! // Cannot assign to immutable expression of type 'String' Cannot assign to immutable expression…
In my case, my app have three view controller(there are loginview, homeview, menuview) In the homeview, I set a timer reload data from the server every 10 seconds. Code as shown below: Timer = Timer.scheduledTimer(timeInterval: 10, target: self, selector: #selector(loadData),…