Insights & Deep Dives
In-depth technical articles on web development, databases, security, architecture, and the business of software.
How to Create a Free Oracle Cloud Ubuntu Server in 2026
A complete, current 2026 walkthrough for creating an Oracle Cloud Always Free Ubuntu 24.04 server — the VCN, public subnet, internet gateway, route table, security list, SSH keys, and first login, with the exact settings that avoid the grayed-out public IP problem.
Giving Our Hermes Agent a Real Memory: Why We Chose Hindsight (and How to Set It Up)
Hermes Agent forgets between sessions. We added an external memory provider called Hindsight — a knowledge graph with a cross-memory "reflect" tool — and the agent finally started remembering our projects. Here's why we chose it over the eight other providers Hermes ships with, and exactly how to set it up, including which mode to pick on a tiny free-tier VPS.
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.