Explore Swift's object-oriented concepts
Become familiar with built-in Swift types
Dive deep into Swift objects, protocols, and generics
Tour the life cycle of an Xcode project
Learn how nibs are loaded
Understand Cocoa's event-driven design
Communicate with C and Objective-C

In this edition, catch up on the latest iOS programming features:

Structured concurrency: async/await, tasks, and actors
Swift native formatters and attributed strings
Lazy locals and throwing getters
Enhanced collections with the Swift Algorithms and Collections packages
Xcode tweaks: column breakpoints, package collections, and Info.plist build settings
Improvements in Git integration, localization, unit testing, documentation, and distribution
And more!