Universal Links QR Code iOS 11 Deep Links Core Data UISheetPresentationController WWDC WWDC21 StoreKit StoreKit 2 3D Object Capture Widget iOS 15 keyboard async await for loops UIImageView KingFisher UIView URLComponents package UIButton UITableView SwiftUI iOS 14 UIDatePicker WWDC20 iCloud JSONDecoder CodingKeys Decodable AutoLayout PHPickerViewController concurrency Swift 5.5 Computed Property getter CloudKit UIDocument NSMetadataItem Swift 5.6 UITableViewDiffableDataSource Playgrounds WWDC15 WWDC22 iOS 16 sequence regex generic Swift Charts WeatherKit watchOS iOS WidgetKit PHPicker Complications Focus filters App Intents NavigationStack NavigationSplitView Window MenuBarExtras Form Table Color Grid PhotoKit ShareLink App Groups Enumeration Xcode AsyncImage NavigationView ScrollView GeometryReader FormatStyle NSManagedObject StoreKit2 Text FetchRequest FetchedResults Swift Date Range iCloud Drive FileManager Picker WWDC23 SwiftData