A beginners guide to implement Android Animations — Part 1 (2 part series)

A beginners guide to implement Android Animations — Part 1 (2 part series)

기본 구성요소 

https://developer.apple.com/documentation/uikit/view_controllers

customizing

UITabBarControllerDelegate

https://developer.apple.com/documentation/uikit/uitabbarcontrollerdelegate

UITabBarDelegate

https://developer.apple.com/documentation/uikit/uitabbardelegate

기본 구성요소 

https://developer.apple.com/documentation/uikit/view_controllers

customizing

UITabBarControllerDelegate

https://developer.apple.com/documentation/uikit/uitabbarcontrollerdelegate

UITabBarDelegate

https://developer.apple.com/documentation/uikit/uitabbardelegate

Swift Optionals

Core Data and Swift: Core Data Stack