Practical Guides for Linux, Cloud, Web, CLI Tools, and Security

Understanding Checksums: Protecting and Verifying Your Data Accurately

Setting Up Basic HTTP Authentication with NGINX for Secure Access Control

NGINX: Step-by-Step Guide to Centralise Custom Error Pages for All Virtual Hosts

Set Up a macOS Virtual Machine on VMware Fusion: Step-by-Step Guide

Step-by-Step Guide to Using Git for Dotfile Management on macOS and Linux

Learn Version Control with Git: A Practical Guide to Commands and Workflows

Work Faster in the Terminal: Shell Aliases and Functions (with Useful Examples)

Configure Postfix SMTP Relay: Step-by-Step Guide for Sending Webserver Email

Backup Fundamentals: Key Principles for Secure and Resilient Data Protection

Default Settings Are Insecure: Harden Configurations Before Deployment