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  • Typo
  • Tech. error
  • Suggestion
  • Maybe next edition
  • Not a problem
  • Reported in: P2.0 (02-Jul-17)
#81789
PDF page: 124

"we call Dispatch.queue" in the text.
queue: DispatchQueue.global(qos: .default) in the code--David Lindsay

  • Reported in: P2.0 (03-Jul-17)
#81790
PDF page: 127

"(qos: .default)"
Developers should not use the "default" qos, according to the Apple documentation.--David Lindsay