🧵 Domain 1: Multithreading & Concurrency

• [ ] [1.1] Hello Threads
• Goal: Spawn a basic thread that prints to the console.
• Requirement: Use std::thread::spawn and join.
• [ ] [1.2] Threaded Counter
• Goal: Use multiple threads to increment a shared counter.
• Requirement: Use Arc and Mutex safely.
• [ ] [1.3] Producer-Consumer Queue
• Goal: Simulate a job queue with producer and consumer threads.
• Requirement: Use std::sync::mpsc.
• [ ] [1.4] Parallel Map
• Goal: Implement a function that maps a function over a vector using multiple threads.
• Requirement: Use thread pools and shared data.
• [ ] [1.5] Async I/O Basics
• Goal: Build a simple TCP echo server using async/await.
• Requirement: Use tokio or async-std.
• [ ] [1.6] Rate Limiter
• Goal: Implement a concurrent rate limiter for incoming requests.
• Requirement: Use channels and timers.
• [ ] [1.7] Actor Model Intro