I’m interested in seeing how much heat these devices put out when maxxed out, ether by CPU or GPU or both. Any ideas for approaches to take? I’ve already tried location services at highest update inte

In my macCatalyst apps, I find it difficult to size the windows to get perfectly-sized screenshots for the AppStore. (I want to use the 2880X1800 size.) To solve this problem, I decided to explicitly

I had an interesting question the other day about “how do you handle the user who hasn’t updated their app when you are cert pinning and you know the cert in the app is about to expire.” In the past,

I am upgrading an existing (CoreData-based) iOS app to support CloudKit synchronization. This doesn't work because the app includes an ORDERED relationship. I need to perform a migration from this ord

Hi All I have made some changes in a nib file in my application. I deleted a box with some buttons etc in it and moved a few buttons around in a tab view. The nib saves fine - when I open the nib up o

Hi All, Does anyone know if there is a version of Rust that works with XCode and/or Cocoa? All the Best Dave

I wonder if anyone has figured out a way to retrieve ALL available Finder tags on Monterey and later? On pre-Monterey systems, it was possible by reading this file: ~/Library/SyncedPreferences/com.app

I have a Watch-App using SwiftUI. let fontSize = 40.0 struct WatchContentView: View { @State var timeAttributedStr = AttributedString("--") let timer = Timer.publish(every: 1, tolerance: 0.1, on: .mai

I have a simple C command line tool. This takes 16 seconds when I run it in Xcode with “My Mac”. But only 11 seconds when run with “My Mac (Rosetta)” How can this be? I always assumed that emulating I

My app implements a report-generation function which displays reports in a presented view controller. The view controller includes an Activity Button, which uses UIActivityViewController to present th

Hi. I’d like to share what I just played with this morning using Apple’s sample code and see if anyone is seeing the same things. The sample app on iOS, Juice, is here and is pretty easy to get up and

I have an macOS app, which uses a privileged helper tool: de.mdenkmann.SW-Helper This helper tool crashes with (Console.app): ASI found [dyld] (sensitive) 'Library not loaded: @rpath/libclang_rt.tsan_

We’ve all seen so many Swift references about when to use a struct as opposed to a class. But coming from Objective-C like lots of us, does anyone have any resources or guidelines for when and why to

I have (macOS 12.3.1): struct ContentView: View { var body: some View { GeometryReader { metrics in VStack { ... some HStacks ... ZStack // Curves { ... several Shapes with Path } .frame( maxHeight: m

NSTextField can set both isSelectable (true) and isEditable (false). So far so good. But how to do this in iOS? I have a textField which is output only (editing makes no sense at all) but the user mig

iOS 15.4, macOS 12.3 When UserInterfaceIdiom = pad then UiButton.titleLabel is UILabel with UILabel.text = button title. Ok. But with UserInterfaceIdiom = mac the UiButton.titleLabel is a UIButtonLabe

class ViewController: UIViewController { override func decodeRestorableState(with coder: NSCoder) { NSLog("\(#function) will super; coder \(coder); allowedClasses \(String(describing: coder.allowedCla

Xcode 13.2.1, Simulator running iOS15.2 with 13.0 as a deployment target, UIKit. I have a pretty standard configuration running an iPad in Simulator — SplitView master contains a TableView, secondary

Hi all, I was working on some demo code investigating the use of secure archiving, since I guess we all have to adopt that if we can. I have a simple container class (a linked list) that I decided to

Xcode 13.1, iOS 25 SDK I have a UICollectionView (with a custom UICollectionViewLayout) which I am updating with a DiffableDataSource. This CollectionView displays a particular data object (with a giv