# WWDC

- [Developer Tools](/today-i-learned/wwdc/developer-tools.md)
- [Testing in Xcode](/today-i-learned/wwdc/developer-tools/testing-in-xcode.md): Xcode에서 제공하는 자동화 테스트 프레임워크 알아보기
- [UIKit](/today-i-learned/wwdc/uikit.md)
- [UIDiffableDataSource](/today-i-learned/wwdc/uikit/uidiffabledatasource.md)
- [\[WWDC 19\] Advances in UI Data Sources](/today-i-learned/wwdc/uikit/uidiffabledatasource/wwdc-19-advances-in-ui-data-sources.md)
- [\[WWDC2019\] Advances in CollectionView Layout](/today-i-learned/wwdc/uikit/wwdc2019-advances-in-collectionview-layout.md)
