Paging UICollectionView by cells, not screen

Question

I have UICollectionView with horizontal scrolling and there are always 2 cells side-by-side per the entire screen. I need the scrolling to stop at the begining

Answer 1

You can use the following library: https://github.com/ink-spot/UPCarouselFlowLayout

It's very simple and ofc you do not need to think about details like other answers contain.