Abstract Types & Methods, Optimization in Swift, Xcode Previews for UIKit, SwiftUI Confirmation Dialogs (iOS15)

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Abstract types and methods in Swift

What abstract types are, how they could be implemented in Swift, and how they relate to protocols and other polymorphic programming techniques.

Articles

'Functional core, Imperative shell' in Swift. Unidirectional Flow.

Look at how we can apply this approach using unidirectional flow.

Optimization in Swift, part 4

Last part in the short and interesting 'Optimization in Swift' series.

Using Xcode Previews for UIKit

Xcode previews are incredibly useful for SwiftUI development.
But, we can also cross over to UIKit and still reap their benefits.

SwiftUI Confirmation Dialogs

In iOS 15, SwiftUI added a convenient view modifier to present a confirmation dialog to the user.

How to set UserDefaults value with Launch Arguments

Learn how to use a launch argument to override UserDefaults value and test your apps.

Setting up Auto Layout constraints programmatically

Auto Layout is a very powerful API, here's an example on how to set up constraints programmatically.

Other

[CT] Scan of the months - Iconic Bottle Caps

CT Scanners looked at the packaging of three popular condiments.

Inspecting Web Views in macOS

Author poked around in the “Apple ID” and “Family Sharing” panes in the macOS System Preferences where he spotted a few interesting details.

How a macOS bug could have allowed for a serious phishing attack against users

Example of a phishing attack would be someone sending you an email pretending to be Apple, saying that there’s some sort of problem with your Apple ID.

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Abstract Types & Methods, Optimization in Swift, Xcode Previews for UIKit, SwiftUI Confirmation Dialogs (iOS15)

Older messages

SwiftUI State Restoration, Combine Sink Closure Threads, Equality in Swift, PHASE Framework

What's New in Swift 5.6, @Published Explained, Custom Combine Operators, Async CoreData Testing

TaskGroup, SwiftUI @StateObject vs @ObservedObject, TabularData Framework, Xcode Configuration Files

SwiftUI Automatic Preview, Redux-like State Containers, Stack Alignment, Xcode Build Configurations

iOS App Theming, Opaque Types, SwiftUI Redraws, VoiceOver, Combining Protocols

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