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Zero‑Downtime PostgreSQL Migration Using Logical Replication

Dec 17, 2025 · 4 min read · Migrating a production database is often a high-stakes operation. Traditional "dump and restore" methods require significant maintenance windows, leading to service downtime. To solve this, PostgreSQL offers Logical Replication, a native mechanism th...

Keeping Dokku Apps Fresh: The Easy Way to Update Deployed Images

Jul 30, 2025 · 2 min read · Ever found yourself in the endless cycle of "delete Docker image, redeploy, repeat" to keep your Dokku apps updated? You’re not alone. If your Dokku-deployed application relies directly on a Docker image (perhaps from Docker Hub or your private regis...

Internet Failover with Netplan and iptables on Ubuntu 24.04

Jun 13, 2025 · 10 min read · Lately, my internet has been throwing tantrums — not because the connection itself is bad, but because every time the power blinks, my router decides it's time for a little nap. Naturally, the obvious solution was to slap a power backup on the router...

Guide: How to configure Proxmox with WiFi

Dec 31, 2024 · 3 min read · So, one day I saw my old laptop sitting there, collecting dust like it was auditioning for a role in an apocalypse movie. And then it hit me: "Why not turn it into a server?" There was just one minor hiccup. Its Ethernet port was as dead as my dreams...

Step-by-Step Guide: Nginx Ingress Setup on AKS

Aug 7, 2024 · 3 min read · Recently I was tasked with setting up kubernetes cluster with an Nginx Ingress. As a newcomer to Kubernetes, I tackled this setup and learned a thing or two along the way. Let me walk you through my experience and share some helpful tips. The Goal: S...