Alexander Ignition Alexander-Ignition

Server Side Swift with Vapor:

Установка
- Обновить Homebrew $ brew update
- Установить PostgreSQL $ brew install postgres
Настройка
Запустить сервер базы данных $ postgres -D /usr/local/var/postgres

UIInterface.h

Function name	Condition	In playgrounds and `-Onone` builds (the default for Xcode's Debug configuration)	In `-O` builds (the default for Xcode's Release configuration)	In `-Ounchecked` builds
assert	🔘	🔘	⚪	⚪
assertionFailure	⚪	🔘	⚪	⚪
precondition	🔘	🔘	🔘	⚪
preconditionFailure	⚪	🔘	🔘	⚪
fatalError	⚪	🔘	🔘	🔘
dispatchPrecondition	🔘	🔘	🔘	⚪

	extension Optional where Wrapped == String {

	var isEmpty: Bool { return map { $0.isEmpty } ?? true }
	}

	extension Optional where Wrapped == Collection {

	var isEmpty: Bool { return map { $0.isEmpty } ?? true }
	}

	extension URLRequest {

	func property(forKey key: String) -> Any? {
	return URLProtocol.property(forKey: key, in: self)
	}

	mutating func setProperty(_ value: Any, forKey key: String) {
	mutate { URLProtocol.setProperty(value, forKey: key, in: $0) }
	}

	class KeyPathAnimation<View, Value> {
	let basicAnimation: CABasicAnimation

	let keyPath: KeyPath<View, Value>

	init(keyPath: KeyPath<View, Value>) {
	self.keyPath = keyPath
	// https://github.com/apple/swift/blob/2844583d7f9d51ce5c4da7776e19f0aab6f2e3f6/stdlib/public/core/KeyPath.swift#L107
	basicAnimation = CABasicAnimation(keyPath: keyPath._kvcKeyPathString)
	}

	func measure(_ name: String, _ block: () -> Void) {
	let machToSeconds: Double = {
	var timebase: mach_timebase_info_data_t = mach_timebase_info_data_t()
	mach_timebase_info(&timebase)
	return Double(timebase.numer) / Double(timebase.denom) * 1e-9
	}()

	let startTime = mach_absolute_time()
	block()
	let endTime = mach_absolute_time()

	extension Locale {
	static func locale(forCurrencyCode currencyCode: String) -> Locale? {
	return availableIdentifiers.lazy
	.map { Locale(identifier: $0) }
	.first { $0.currencyCode == currencyCode }
	}

	static func currencySymbol(forCurrencyCode currencyCode: String) -> String? {
	return locale(forCurrencyCode: currencyCode).flatMap { $0.currencySymbol }
	}