Top Questions

1. When would a queue consider a task is completed?
   4 votes

   4 answers
2. How to get modal presented view controller's root view height?
   3 votes

   2 answers
3. Unsupported data type for TPU: double, caused by output IteratorGetNext:0
   2 votes

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4. are asynchronous tasks on main thread same as synchronous tasks?
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5. GCD global queue task run on main thread
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   2 answers