Async network client design
Design the API of an async network client that several screens use at the same time. It must never block the main thread, and it needs deduplication of identical requests, cancellation, and retries. Can you walk me through the interface and the internal concurrency structure?
SwiftUIMultiple choiceAdvanced
In a SwiftUI view that loads data, what's the correct statement about how these two piece…
#async #cancellation
iOS system designShort answerAdvanced
If you had to build an image loading library like SDWebImage or Kingfisher yourself, how …
#cancellation #deduplication
ConcurrencyMultiple choiceIntro
Which of the following statements about sync/async and serial/concurrent queues are corre…
#async
ConcurrencyShort answerBasics
You're building an image pipeline: download, resize, then save to the disk cache, and whe…
#cancellation