687,820 questions
Score of 0
0 answers
28 views
iOS ThreadNetwork / MatterSupport: how can a third-party app recover when the preferred Thread network has no live border router?
I have a third-party Matter/Thread app with the com.apple.developer.networking.manage-thread-network-credentials entitlement. It registers my hub's border router via THClient.storeCredentials(...
Score of -4
1 answer
158 views
What programming language or framework would you recommend for cross-platform mobile development on Android and iOS?
As far as I know, the two most well-known options for cross-platform mobile app development on Android and iOS are React Native and Flutter.
React Native uses a syntax that is similar to, or is based ...
Score of 1
1 answer
72 views
Heavy calculations in SwiftUI architecture
I am getting into Vanilla SwiftUI architecture. Currently I am migrating a simple goal planning project from MVVM to it. The situation is: I have big statistics page for a Goal Core Data object. The ...
Score of -1
0 answers
61 views
How long does Apple's App Attest / DeviceCheck bit stay valid after the last token generation?
I'm using Apple's DeviceCheck API to persist a two-bit state per device (via query_two_bits / update_two_bits). Apple's docs describe the tokens as one-time-use, but don't say anything about whether ...
Score of -2
0 answers
68 views
Why is there a 66-second delay when a URLSession background task receives a 403 response on iOS?
I am encountering an issue with URLSession background configuration, where I'm uploading a file through url using the URLSession background configuration. When the file is already uploaded server ...
Score of 0
1 answer
99 views
Is PKCE still required when ASWebAuthenticationSession or Chrome Auth Tab securely delivers the OAuth callback?
According to RFC 8252, as specified in section 6, the native apps must implement PKCE.
Public native app clients MUST implement the Proof Key for Code
Exchange (PKCE [RFC7636]) extension to OAuth, ...
Score of 0
0 answers
59 views
iOS 18.x only: launch-time SIGTRAP in FBSScene _sendUpdate
We are seeing an intermittent launch-time crash that increased sharply starting with iOS 18.
The affected app version is 1.4.8, which uses the UISceneDelegate-based lifecycle. The primary UIWindow is ...
Score of 2
1 answer
118 views
+250
WidgetKit AppIntentConfiguration edit sheet shows stale AppEntity displayRepresentation after underlying data changes
I have an iOS app with a WidgetKit widget using AppIntentConfiguration. The widget lets the user choose a contact from SwiftData. The widget itself updates correctly, and the contact picker list ...
Score of 0
1 answer
69 views
Child transition modifiers ignored when parent container is inserted/removed by a switch/if-else
I have a view whose content is driven by a switch over an enum, and I want each child inside one of the branches to animate in with a different transition (e.g. one row slides in, another scales in). ...
Score of 0
0 answers
72 views
NSTextBlock breaks autosizing {UI,NS}TextView [closed]
I have an app that runs on Mac/iOS with mostly shared code.
Problem Overview:
Adding an NSTextBlock to an autosizing NSTextView or UITextView causes autosizing to stop, both for manually autosized and ...
Score of -2
0 answers
52 views
What does “WiFiQLMMetrics” mean in iOS analytics [closed]
I get an entry in my analytics panic log that’s titled “WiFiQLMMetrics” but it’s always completely blank whenever I try to look at the data for that entry. So what is it and why is it showing up in my ...
Score of 1
2 answers
126 views
SwifftUI-Changing @State inside view. Should body rerender if @state property is passed to nested view?
I have learnt that in iOS 13-16 every @State property change will cause body recomputation. But I have examples where this statement is not true.
Case 1 (Passing @State to a view modifier). property ...
Score of -1
1 answer
66 views
How to select all code in Google Apps Script editor on iPad without an external keyboard? [closed]
I am trying to select all the code inside the new Google Apps Script editor on an iPad using only the touchscreen (no external hardware keyboard).
Normally, on a desktop, I would just press `Cmd + A` ...
Score of 0
0 answers
58 views
Expo push notifications are delivered on iOS but have no sound and badge count does not update
I am using Expo Notifications with EAS Build in a React Native app.
I have a very strange iOS push notification issue:
Android works correctly
On Android, push notifications work as expected:
...
Score of 0
1 answer
60 views
Is there a way to set decelerationRate in a pickerView?
Objective-C, Tahoe, Xcode 26.6. I have a pickerView in an older Objective-C application. Some users are complaining that the scrolling is too fast and they scroll past their selection.
I know ...