How do I start to learn Swift?

macOS by Tutorials Edition 3.0 is now available! The book is available for purchase or update at Gumroad . If you previously bought the first edition of this book from either Kodeco or Amazon, please email me for a 50% discount code. if you already bought the second edition from me via Gumroad, this is a free update that you can download from...

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In Xcode 16, Apple quietly introduced the ability to format your Swift files using Swift Format. I’m a long-time user of SwiftLint, but having such a tool built into Xcode would be a great convenience, so I decided to give it a try. Here is my description of why I use such a tool, how well it works compared to the alternatives, and how I...

In 2012, with OS X Mountain Lion, Apple added a feature called Gatekeeper . It had been available earlier as a command line utility, but this was the first time they made it accessible through System Preferences. Gatekeeper allowed users to control which apps could be installed on their Macs by offering three options: allow apps from App Store,...

In Xcode 16, project files and folders are arranged differently in the Project navigator. What used to be a group is now a folder, and this simple change has some interesting effects. At first, I was against the new scheme - in fact in my SwiftUI for Mac 2024 article, I specifically recommended reverting back to the old group method. But after...