Concurrency & Async

Advanced

Every web server, background worker, and data pipeline deals with concurrency.

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Foundations

Print in Order (Threading)Barrier / Event

Easy10m

Producer-Consumerqueue.Queue

Medium15m

Dining PhilosophersLock Ordering

Medium20m

Core

Async Web Scraperaiohttp + gather

Medium15m

Rate-Limited API Callerasyncio.Semaphore

Medium15m

Thread-Safe Counterthreading.Lock

Easy8m