Agus Makmun

I'm Programmer for Python & Django. I've made quite a few web apps, especially on Django.

Articles by category: nodejs

jekyll ruby python django bash raspberry others security codefights nginx server ssl linux ubuntu observability websocket nextjs javascript react devops github-actions docker stripe billing postgres performance aws testing architecture

2026

Your S3 client needs timeouts: stale connections that hung every upload » 10 Oct 2026

When postgres-js pipelining silently wedges your connection pool behind a transaction pooler » 18 Sep 2026

Docker health check fails with ECONNREFUSED on localhost? Use 127.0.0.1 » 07 Sep 2026

Stripe subscription billing pitfalls: proration, downgrades, stale invoices and duplicate subscriptions » 14 Aug 2026