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

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Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week.
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.
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Articles
Look at how we can apply this approach using unidirectional flow.
Last part in the short and interesting 'Optimization in Swift' series.
Xcode previews are incredibly useful for SwiftUI development.
But, we can also cross over to UIKit and still reap their benefits.
In iOS 15, SwiftUI added a convenient view modifier to present a confirmation dialog to the user.
Learn how to use a launch argument to override UserDefaults value and test your apps.
Auto Layout is a very powerful API, here's an example on how to set up constraints programmatically.
Other
CT Scanners looked at the packaging of three popular condiments.

Author poked around in the “Apple ID” and “Family Sharing” panes in the macOS System Preferences where he spotted a few interesting details.
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.
Curated by Infinum's iOS team.
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SwiftUI State Restoration, Combine Sink Closure Threads, Equality in Swift, PHASE Framework

Thursday, March 10, 2022

One more thing... Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week. State restoration in SwiftUI SwiftUI provides us with

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

Thursday, March 3, 2022

One more thing... Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week. What's new in Swift 5.6? Type placeholders,

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

Thursday, February 24, 2022

One more thing... Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week. TaskGroup as a workflow design tool Using TaskGroup to

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

Thursday, February 17, 2022

One more thing... Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week. Redux-like state container in SwiftUI. Swift

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

Thursday, February 10, 2022

One more thing... Hello, you're reading Infinum iOS Cocoa Treats, bringing you the latest iOS related news straight to your inbox every week. Theming Apps on iOS is Hard Theming apps is a pretty

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