{"enrichment":{"faq":[{"a":"Swift is a modern programming language designed for building iOS, macOS, and other Apple platform applications. Start with core language fundamentals including variables, control flow, functions, and structs. Learn type safety and optionals early\u2014they're central to Swift's design. Progress through collections, error handling, and protocols before moving to SwiftUI for building user interfaces. Practice with small projects to reinforce concepts.","q":"How do I learn Swift from the beginning?"},{"a":"Swift's async/await syntax simplifies concurrent programming. Mark functions with `async` and use `await` when calling asynchronous operations. This replaces callback-based patterns and makes code more readable. Combine async/await with actors to safely manage shared state across concurrent tasks. Swift also provides async sequences for iterating over asynchronous streams of values.","q":"How to use async await in Swift for concurrent tasks?"},{"a":"Swift protocols define contracts that types must conform to, enabling polymorphism and code reuse. Generics let you write flexible, type-safe code that works with any type meeting specific constraints. Together, they form Swift's advanced type system\u2014protocols establish behavior requirements while generics provide type parameters. Use protocol constraints on generics to create powerful abstractions for real-world applications.","q":"What are Swift protocols and generics used for?"},{"a":"SwiftUI manages state through property wrappers like @State for local view state, @StateObject for observable objects, and @EnvironmentObject for app-wide data. Use @Binding to pass state between views. For complex state, adopt the repository pattern or Combine framework. SwiftUI automatically updates views when state changes, keeping UI in sync with data.","q":"How does SwiftUI handle state management?"},{"a":"Swift structs are value types\u2014each copy is independent\u2014while classes are reference types sharing the same instance. Structs are preferred for most data modeling because they're safer (no accidental mutations) and more efficient. Use classes for reference semantics or when you need inheritance. SwiftUI views are structs, reinforcing the value-type preference in modern Swift development.","q":"What's the difference between Swift structs and classes?"},{"a":"Swift actors provide isolated state that can only be accessed through async methods, preventing data races. Each actor has its own queue, ensuring serial access to its properties. Combine actors with async/await for safe concurrent programming. This eliminates entire classes of threading bugs without manual locks, making concurrent code simpler and more reliable.","q":"How do Swift actors prevent concurrency bugs?"}],"shadow_tags":["concurrent-programming","type-safety","mobile-development","functional-patterns","ui-framework","memory-management","api-integration","reactive-programming"],"summary_rewrite":"Swift is a powerful, modern programming language designed for building iOS, macOS, and other Apple platform applications. This skill covers core language concepts, syntax patterns, and contemporary best practices to help you write efficient, type-safe code. Whether you're starting fresh or deepening your expertise, you'll gain practical knowledge for real-world development scenarios."},"files":[{"bytes":13312,"path":"programming-languages/swift/SKILL.md","sha256":"dcbceaad05c43c990988ea03de9fd661a4ec6d3a008efce64775494221141819","url":"https://skillfed.io/files/miles990/claude-software-skills/swift/6bc25ee5/SKILL.md"}],"id":"miles990/claude-software-skills/swift","links":{"html":"https://skillfed.io/miles990/claude-software-skills/swift","md":"https://skillfed.io/miles990/claude-software-skills/swift.md","repo":"https://github.com/miles990/claude-software-skills"},"meta":{"agents_supported":[],"first_seen":"2026-07-28","forks":5,"language":"TypeScript","last_updated":"2026-01-20","license":"MIT","name":"swift","publisher":"miles990","stars":19},"relations":{"similar":[{"id":"softspark/ai-toolkit/swift-patterns"},{"id":"personamanagmentlayer/pcl/swift-expert"},{"id":"rshankras/claude-code-apple-skills/implementation-guide"},{"id":"Jeffallan/claude-skills/swift-expert"},{"id":"travisjneuman/.claude/ios-development"},{"id":"dpearson2699/swift-ios-skills/swift-codable"},{"id":"irahardianto/awesome-agv/swift-idioms"},{"id":"rshankras/claude-code-apple-skills/architecture-spec"},{"id":"xu-xiang/everything-claude-code-zh/swift-protocol-di-testing"},{"id":"travisjneuman/.claude/macos-native"}]},"slug":{"owner":"miles990","repo":"claude-software-skills","skill":"swift"},"version":"6bc25ee5"}