UbuntuHow to Add a User to the Sudoers Group in Ubuntu Linux
Understanding Sudo Privileges in Ubuntu In Ubuntu Linux, system security revolves around the concept of...
TerminalHow to Clear the Bash History in the Linux Terminal
Why You Might Need to Clear Your Linux Terminal History The Linux terminal (specifically the...
UbuntuHow to Create a New User Account in Ubuntu Linux via Terminal
Learn how to securely create a new user account in Ubuntu Linux using the terminal....
TerminalHow to Find and Kill a Frozen Process in Linux
Is a Linux application completely frozen? Learn the professional command-line workflow to find the Process...
UbuntuHow to Forget and Remove a Bluetooth Device in Ubuntu Linux
Bluetooth connectivity on Linux has improved dramatically over the years, but it is still not...
TerminalHow to Check Your Linux Kernel Version Using the Command Line
The Linux kernel is the core component of your operating system. It sits between your...
UbuntuHow to Enable and Secure an SSH Server in Ubuntu Linux
If you have recently installed a headless Ubuntu server, set up a Raspberry Pi, or...
TerminalHow to Mount an ISO Image File in Linux Using the Terminal
An ISO file is a perfect, byte-for-byte digital replica of an optical disc (like a...
UbuntuHow to Configure a Static IP Address in Ubuntu Linux
By default, when you connect an Ubuntu Linux machine to a network, your router automatically...
LinuxHow to Find and Close Open Listening Ports in Linux
When securing an Ubuntu server or a desktop Linux environment, one of the most fundamental...
TerminalHow to Download Files from the Command Line Using Curl
When working within a graphical user interface (GUI), downloading a file is as simple as...
LinuxHow to Securely Delete Files in Linux Using the shred Command
When you delete a file in Linux using the standard rm command (or by dragging...
TerminalHow to Format a USB Drive in the Linux Terminal Using mkfs
While most desktop Linux distributions include graphical tools like GParted or GNOME Disks for managing...
TerminalHow to Test Your Internet Speed from the Linux Terminal
Diagnosing network issues on a desktop computer is usually as simple as opening a web...
LinuxHow to Check Hardware Specifications in Linux Using lshw
If you are managing a headless Linux server over SSH, or if you have recently...
TerminalHow to Find Large Files in Linux Using the Command Line
Every system administrator eventually encounters the dreaded “No space left on device” error. When an...
UbuntuHow to Create and Manage a Swap File in Ubuntu Linux
When you spin up a budget-friendly cloud server on DigitalOcean, AWS, or Linode, you typically...