Knowledge Base

Hey, I'm Casper

I'm a Full-stack developer. I started coding at 16 just as a hobby and haven't stopped since.

This is my personal wiki, including practical guides for hosting, servers, and everything in between.

Linux & Bash

Essential terminal commands for managing a Ubuntu VPS — files, permissions, users, networking.

UFW Firewall

Set up host-level firewall rules on your VPS. Default policies, port allowances, and address filtering.

Nginx

Web server configuration — SSL termination, PHP-FPM passthrough, reverse proxy, and useful commands.

Homelab

How a home server fits together — Proxmox, a DMZ, Cloudflare Tunnel and Tailscale, with diagrams.