Swift Concurrency Explained: Actors, Executors, and Reentrancy

📰 Hackernoon

Learn about Swift Concurrency with actors, executors, and reentrancy

intermediate Published 1 Apr 2026

Action Steps

Understand the basics of Structured Concurrency in Swift
Learn about actors, including @MainActor and @GlobalActor
Explore the Swift Concurrency runtime and its components
Discover how to handle actor reentrancy and its implications

Who Needs to Know This

Software engineers and iOS developers can benefit from understanding Swift Concurrency to write more efficient and concurrent code, making their applications more responsive and scalable.

Key Insight

💡 Actors are a key component of Swift Concurrency, enabling concurrent and safe access to shared resources