| import UIKit | |
| enum TutorialNumber { | |
| case first | |
| case second | |
| } | |
| protocol TutorialVC: class { | |
| var number: TutorialNumber { get set } | |
| } |
| let a: Double? = 1.0 | |
| let b: Double? = 2.0 | |
| let c: Double? = 3.0 | |
| let d: Double? = 4.0 | |
| let e: Double? = 5.0 | |
| let f: Double? = 6.0 | |
| let g: Double? = 7.0 | |
| extension Optional { | |
| func `or`(_ value : Wrapped?) -> Optional { |
| import RxSwift // Version 3.2.0 | |
| import RxCocoa // Version 3.2.0 | |
| func keyboardHeight() -> Observable<CGFloat> { | |
| return Observable | |
| .from([ | |
| NotificationCenter.default.rx.notification(NSNotification.Name.UIKeyboardWillShow) | |
| .map { notification -> CGFloat in | |
| (notification.userInfo?[UIKeyboardFrameBeginUserInfoKey] as? NSValue)?.cgRectValue.height ?? 0 | |
| }, |
Code is clean if it can be understood easily – by everyone on the team. Clean code can be read and enhanced by a developer other than its original author. With understandability comes readability, changeability, extensibility and maintainability.
| { | |
| "USD": { | |
| "symbol": "$", | |
| "name": "US Dollar", | |
| "symbol_native": "$", | |
| "decimal_digits": 2, | |
| "rounding": 0, | |
| "code": "USD", | |
| "name_plural": "US dollars" | |
| }, |
