Richard Applegate
Linux Server
ERPNext v15 Slack Notifications for Stock Movements
If you are running ERPNext v15 and want real-time Slack notifications whenever stock movements occur, this step-by-step guide shows you exactly how to set…
Blog
Blog
Linux Server
UFW Firewall: Allow TCP Port 8123 from Specific IP
Firewalls are a foundational component of any secure Linux server environment. On Ubuntu and other Debian-based distributions, UFW (Uncomplicated Firewall) provides a straightforward yet…
Linux Server
Secure WireGuard Homelab: Complete Setup Guide
This page documents the complete, final configuration of a secure homelab environment built around WireGuard, Raspberry Pis, UFW, AdGuard Home, Fail2Ban, n8n workflow automation,…
Linux Server
WireGuard Split-Tunnel VPN: Secure Setup Guide
This document is the final, stable Standard Operating Procedure (SOP) for a small production homelab built on WireGuard, AdGuard Home, Docker monitoring, and UFW.…
Linux Server
N8N Production Server Monitoring & Security Automation
Production Monitoring & Security Automation Runbook
Linux Server
Mailu Behind Caddy: Complete Email Setup Guide
Self-hosting email is one of those projects that sounds straightforward until you actually attempt it. Between TLS configuration, reverse proxy behavior, Autodiscover requirements, and…
Linux Server
WordPress on Portainer with Caddy: Auto HTTPS Guide
Running WordPress behind a modern, automatic HTTPS reverse proxy is more accessible than ever with Docker, Portainer, and Caddy. What used to require manual…
Linux Server
Install Inkscape AppImage on Ubuntu: Step-by-Step
If you want to install Inkscape on Ubuntu using an AppImage, this step-by-step guide covers everything you need — from installing the required FUSE…
Network and IT System
Create Local Account in Windows 11 Setup
Setting up a new Windows 11 PC almost always requires signing in with a Microsoft account during the out-of-box experience (OOBE). While a Microsoft…