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Tingting Gu
10,760 PointsThe Grand Central Dispatch in Teacher's Notes can not be found.
When I click the Grand Central Dispatch, it shows me that the page can not be found...
2 Answers
Stone Preston
42,016 Pointsthe link below should work:
https://developer.apple.com/Library/ios/documentation/Performance/Reference/GCD_libdispatch_Ref/
Pasan Premaratne the link in the teachers notes is:
which is broken. Removing Reference/reference.html seemed to get to the right place
Pasan Premaratne
Treehouse TeacherThanks Stone Preston. Fixed :)