Insights & Deep Dives
In-depth technical articles on web development, databases, security, architecture, and the business of software.
The Complete Ubuntu Server Hardening Checklist for 2026
A real, exhaustive Ubuntu server hardening guide based on what we actually run in production. Firewall, SSH, fail2ban, kernel sysctl, audit logging, malware scanning, file integrity, automatic updates — every layer, with actual commands.
OpenClaw: How to Set Up Your Own Self-Hosted AI Assistant on a Cloud VPS
A comprehensive, real-world guide to deploying OpenClaw — the open-source AI gateway with 68K+ GitHub stars — on a cloud VPS. Covers architecture, secure SSH tunneling, Telegram integration, browser automation, Gmail webhooks, and the hard lessons we learned along the way.
How to Get a Free Server Forever with Oracle Cloud
A complete walkthrough — from signing up to a running server with 4 CPU cores, 24GB RAM, and 10TB of monthly bandwidth. All free. Forever. Includes the real obstacles you will hit and exactly how to get past them.