This video is showing that how to configure collection view with programmatically. We're using Xcode 10.3 and Swift 5.
We're using UICollectionViewDelegateFlowLayout in this tutorial.
You can turn on subtitles for see the short descriptions.
Feel free to make correction or translate other languages :)
Thanks for watching.
Don't forget to like :)
Software Used:
iMovie
Keynote
QuickTime Player