concurrency Archives - Code Book Central

Node.js Worker Threads for CPU-Bound Tasks: A Practical Guide

Post author:Raju_M
Post published:September 13, 2026
Post category:Node.js
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Node.js is single-threaded by design, so a heavy CPU-bound task can freeze your entire event loop. Here's how to use worker_threads to offload real work without blocking requests.

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When asyncio Actually Helps: A Practical Guide to Async I/O in Python

Post author:Raju_M
Post published:September 6, 2026
Post category:Python
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asyncio speeds up I/O-bound Python code dramatically — and does nothing for CPU-bound code. Here's how to tell the difference and write async code that's actually correct.