UbuntuHow to Update Ubuntu from the Command Line
Keeping your Linux server updated is the single most important thing you can do to...
UbuntuHow to Change File Permissions on Ubuntu
Linux is built from the ground up as a multi-user operating system. If you download...
UbuntuHow to Install Apache on Ubuntu
Apache is the most widely used web server software in the world. It is the...
UbuntuHow to Install Python on Ubuntu
Python is one of the most versatile and widely used programming languages in the world,...
UbuntuHow to Change a User Password on Ubuntu
Whether you suspect your server has been compromised, or you simply forgot your login credentials,...
UbuntuHow to Create a New User on Ubuntu
If you are managing an Ubuntu server, it is a dangerous security practice to let...
UbuntuHow to Find Large Files on Ubuntu via the Command Line
When an Ubuntu server runs out of disk space, it is almost always caused by...
UbuntuHow to Compress and Extract Files using Tar on Ubuntu
On Windows and macOS, compressing files into a .zip archive is as simple as right-clicking...
UbuntuHow to Check Disk Space on Ubuntu via the Command Line
Running out of disk space on a Linux server is a critical emergency. If the...
UbuntuHow to Update Packages on Ubuntu via the Command Line
Unlike Windows or macOS, where you must open individual applications (like a web browser or...
UbuntuHow to Create a New User with Sudo Privileges on Ubuntu
When you first provision a new Ubuntu server from a cloud provider, you are often...
UbuntuHow to Install and Configure Fail2ban on Ubuntu
If your Ubuntu server is connected to the public internet and you have SSH (Port...
UbuntuHow to Find the IP Address of Your Ubuntu Server
Whether you need to connect to your Linux machine via SSH, set up a web...
UbuntuHow to Create a Bootable Ubuntu USB Drive
Whether you want to install Linux as your primary operating system, dual-boot it alongside Windows,...
UbuntuHow to Change the Default SSH Port on Ubuntu
Secure Shell (SSH) is the backbone of Linux server administration, allowing you to connect to...
UbuntuHow to Mount an ISO Image via the Ubuntu Terminal
An ISO file is an exact sector-by-sector copy of an optical disc (like a CD...
UbuntuHow to Configure UFW (Uncomplicated Firewall) on Ubuntu
Securing a Linux server or desktop should always be your first priority. While Linux kernel...