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zumzum has asked 117 questions and find answers to 9 problems.

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zumzum questions

UIImageView in UICollectionViewCell randomly changing frame when using SF Symbol as image source
Searchable not able to keep focus and show keyboard
SwiftUI: fullScreenCover with no animation?
SwiftUI: align views in different HStacks?
SwiftUI, NavigationView disappears on rotation?
Write macros for GCD calls?
Make a SCNNode drop using gravity?
Swift: NSArray to Set?
SceneKit how to draw a sphere showing mesh like surface instead of smooth?
Resizing image in Core Graphics

zumzum answers

AVAssetExportSession export fails non-deterministically with error: "Operation Stopped, NSLocalizedFailureReason=The video could not be composed."
Swift Instance Variable Underscore Prefix?
UICollectionView Very Slow Custom Layout
os_signpost works on simulator but not when running on device
Use Legacy Swift Language Version - Xcode 8.2
AutoreleaseFrequency on DispatchQueue in Swift 3