在Xcode 5中工作后,Xcode中的GPS跟蹤停止在Xcode 6中工作 [英]GPS Tracking in Xcode stopped working in Xcode 6 after working in Xcode 5
遷移到 Xcode 10.2 后,collectionView didSelectItemAtIndexPath 停止工作 [英]collectionView didSelectItemAtIndexPath stopped working after migrated to Xcode 10.2