Knowledge Base

Found Knowledge Base articles
Obtaining a Let's Encrypt SSL certificate in Ubuntu with Certbot
Installing Node.js in AlmaLinux
Installing Node.js on Debian and Ubuntu
System Requirements for Puppy Linux
How to determine the Nginx version
Configuring Fail2ban in Debian/Ubuntu
How to find out the IP address in Linux
Checking Linux server performance: popular benchmarking tools
How to repair corrupted tables in MySQL
How to install MySQL on Ubuntu 22.04
How do banking operations work and what to do when things go wrong?
How to allow remote access to MySQL
Creating a MySQL user and setting permissions
Cleaning up Docker - deleting images, containers and volumes
What is Debian - history, repositories, versions and development branches
Linux Ubuntu - what it is, overview and features
Installing and configuring Git for Ubuntu
How to install Memcached on Ubuntu 22.04
How to move from Netplan to network interfaces
User management in Linux
Linux file types and file systems
Disk space analysis: ncdu, du
How to change the default terminal in Ubuntu
How to use docker-compose with Podman in Linux
Searching for files and data in Linux
How to restrict a user in Shell (SSH terminal) to a specific directory
How to clear the site cache in the browser
What is an MX record - how to set it up and test it
How the server starts
Vulnerability in OpenSSH. CVE-2024-6387