Rob

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Rob has asked 19 questions and find answers to 1776 problems.

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Rob questions

Can we use C struct based API directly from Swift?
How to specify symbol/character in os-signpost-point-schema
Actor isolate @Observable type
How do I install toolchains in Xcode?
How to constrain concurrency (like `maxConcurrentOperationCount`) with Swift Concurrency?
Streaming NSXMLParser with NSInputStream
How to write Dictionary extension that handles optional values
How to populate `identifier` and `providers` in Firebase custom authentication?
Facebook SLComposeViewController URL shows up in body if both URL and image present
Maximum number of threads with async-await task groups

Rob answers

ABPeoplePickerNavigationController predicateForEnablingPerson - What is the Predicate Format for Street Address?
returning a value from asynchronous call using semaphores
Using Obj-C completion block in Swift
How to get use BGTask in objective-c with iOS 13(Background Fetch)
Why does NSCalendar have two init methods with similar parameter types that accepts one of the calendar identifier constants?
When to use @atomic?
Closures in actors: Sending 'nonSendable' risks causing data races
Have I found a bug in DateComponentsFormatter?
Is CADisplayLink callback always runs on the main thread?
UIKit Dynamics: recognize rounded Shapes and Boundaries