How to list and delete Iptables firewall rules
Introduction Iptables is a firewall that plays a fundamental role in network security for most Linux systems.
How to use Find and Locate to search for files in Linux
Introduction One of the problems that users encounter when first learning how to work with Linux is…
How to use SSH to connect to a remote server
Introduction One of the essential tools to master as a system administrator is SSH. SSH or Secure Shell…
Installing FreeBSD on old dedicated servers via Linux Rescue System
Introduction Hetzner no longer offers a FreeBSD rescue system. For dedicated servers with full UEFI support, educational…
How to install WordPress with Docker
Introduction WordPress is a free and open source content management system (CMS) that runs on the MySQL database…
How to create a new user and grant permissions in MySQL
Introduction MySQL is an open source relational database management system. It is usually used as part of a…
How to delete Docker images, containers, and volumes
Introduction Docker makes it easy to package your applications and services into containers so you can deploy them…
Evaluating website performance using Apache Bench
Introduction Apache Bench, commonly abbreviated as ab, is a single-threaded command-line tool…
Analyzing disk usage with ncdu on Linux systems
Introduction Managing disk space is a critical task for Linux system administrators. As the number and size of files increase…
How to build a server?
Introduction Renting or buying ready-made servers is a safe choice, especially for small companies. However,…