ios

Xcode – How to create a collectionview with 3 cells on every row in objective c

I am trying to create a collectionview with 3 items on every row in objective c. Here is my code: -(NSInteger) numberOfSectionsInCollectionView:(UICollectionView *)collectionView { return 1; } -(NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { return items.count; } -(UICollectionViewCell*)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { collectionView.backgroundColor…

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react-native can't build ios: (error xcode Flipper) Typedef redefinition with different types ('uint8_t' (aka 'unsigned char') vs 'enum clockid_t')

My goal is to run a react native build (ios version). Situation 1 Actions: start metro (ok) build ios. Problem: build failed with exit code 1. (CompileC /Users/macbook/Library/Developer/Xcode/DerivedData/NAME_OF_PROJECT-gxlagomyefvmjkdemiakcfycxnhx/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/Flipper.build/Objects-normal/x86_64/FlipperRSocketResponder.o /Users/macbook/Documents/work/omg/mobile/ios/Pods/Flipper/xplat/Flipper/FlipperRSocketResponder.cpp normal x86_64 c++ com.apple.compilers.llvm.clang.1_0.compiler) Situation 2 Actions: build ios. Problem: Flipper::…

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