जॉइन Examsbookउत्तर :
If I call performSelector:withObject:afterDelay: – is the object retained?5
प्र: If I call performSelector:withObject:afterDelay: – is the object retained?
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उत्तर :
व्याख्या :
Yes the object is retained. It creates a timer that calls a selector on the current threads run loop. It may not be 100% precise time-wise as it attempts to dequeue the message from the run loop and perform the selector.
समान प्रश्न
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.