Iptables tutorial: How to configure a Linux firewall on VPS
Iptables is a Linux firewall tool that lets you control traffic to and from your VPS by configuring rules to ...
How to install composer for Linux, Mac, and Windows + best practices
Composer is a dependency manager made for the PHP programming language. It allows users to easily manage and integrate external ...
How to connect PHP to a MySQL database using PDO or MySQLi
To connect PHP to a MySQL database, use MySQLi or PDO with your database hostname, username, password, and database name. ...
Basic SSH commands: SSH command examples, options, and cheat sheet
SSH commands let you securely connect to a remote server, run Linux commands, transfer files, manage SSH keys, and troubleshoot ...
How to install and use nano text editor: A beginner’s tutorial
In this tutorial, you will learn how to use and install Nano, a popular text editor of Unix and Linux operating ...
How to change permissions and ownership in Linux
Properly managing Linux file permissions and ownership is essential for safety, especially when multiple administrators manage one server. Moreover,...
How to install WordPress on Ubuntu using Docker
Installing WordPress on an Ubuntu virtual private server (VPS) commonly requires LAMP (Linux, Apache, MySQL, PHP). However, you can also ...
How to use PuTTY to access your server
To use PuTTY, install the client, enter your server’s IP address and SSH port, select SSH as the connection type, ...
How to list users in Linux: Commands, tools, and automation tips
To list users in Linux, the most common method is to read the /etc/passwd file, which stores essential information about ...