Five tabs open, one refresh token — the race nobody noticed
A user reports that they keep getting logged out. Not immediately — after a while, randomly, always mid-task. You can't reproduce it. You check the…
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JavaScript , from basics to async: everything I learned and how it finally clicked
I went through a deep dive on JavaScript , from variables and data types all the way to closures, the event loop, and async/await. Here's everything…
Async Traits in Rust Still Aren't Object-Safe. Here's What Actually Works
If you've written a trait with an async method, implemented it for a couple of types, and then tried to throw them into a Vec>, you've probably s…
Mastering FastAPI Background Tasks: Real‑World Patterns, Testing, and When to Reach for Celery
Introduction If you’ve built a FastAPI endpoint that needs to send a confirmation email, generate a PDF, or kick off a long‑running data import, you…
FastAPI WebSockets: Production-Ready Setup and Scaling
FastAPI websockets let you push data to a client the moment it changes, without the overhead of polling. In a few lines you can expose a bidirection…
Sync PHP Developer হিসেবে Async PHP বুঝতে গিয়ে যা শিখলাম (Fibers, epoll, আর PHP 8.6)
আমি গত কয়েক বছর ধরে Laravel-এ কাজ করি। পুরোপুরি sync PHP। Request আসে, process হয়, response যায়। Async জিনিসটা কোনোদিন লাগেনি, তাই শিখিওনি। তারপর…
From ThreadPoolExecutor to httpx AsyncClient: True Async Refactoring
From ThreadPoolExecutor to httpx AsyncClient: True Async Refactoring Published on : 2026-06-06 Reading time : 6 min Tags : #python #async #performan…
supabase-async: ThreadPoolExecutor에서 httpx AsyncClient로 리팩토링
supabase-async: ThreadPoolExecutor에서 httpx AsyncClient로 리팩토링 Published on : 2026-06-06 Reading time : 6 min Tags : #python #async #performance #opti…
supabase-async: ThreadPoolExecutor에서 httpx AsyncClient로 리팩토링
Published on : 2026-06-06 Reading time : 6 min Tags : #python #async #performance #optimization 문제: 거짓 비동기 supabase-async 라이브러리는 이름은 async이지만, 실제로는…
PHP Fibers in Production: 4 Real Cases Where They Beat curl_multi and Queues
Book: Decoupled PHP — Clean and Hexagonal Architecture for Applications That Outlive the Framework Also by me: Thinking in Go (2-book series) — Comp…
I Just Wanted to Reuse Async Functions in Rust. I Ended Up Building a Tiny Task Manager
I Just Wanted to Reuse Async Functions in Rust. I Ended Up Building a Tiny Task Manager I am currently studying Rust, and one of the things that kep…
I keep writing the same Pydantic-asyncpg wrapper. So I published it.
I've built this thin Pydantic-over-asyncpg layer too many times now. Every project ends up with the same shape: a Row class for typed tables, raw SQ…
How to Use Python 3.13's New Async Features for 1M I/O Operations: 40% Faster Execution
Python 3.13’s experimental async I/O improvements reduced execution time for 1 million concurrent HTTP requests by 40% in our controlled benchmarks,…