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 Check Free Disk Space in Linux Using the df Command

If you are managing a Linux server without a graphical user interface (GUI)—such as a...

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...

TerminalHow 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 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...

UbuntuHow to Use Timeshift to Backup and Restore Ubuntu Linux

Tinkering with Linux is a rewarding experience, but a single incorrect command or a flawed...

LinuxHow to Manage and Monitor Linux Processes Using htop

When an Ubuntu desktop or a headless Linux server begins suffering from severe latency, sluggish...

TerminalHow to Manage Terminal Sessions in Linux Using Tmux

If you regularly manage remote Linux servers via SSH, you have undoubtedly experienced the terror...

UbuntuHow to Change the Default Web Browser in Ubuntu Linux

When you install Ubuntu Linux on a desktop or laptop, Mozilla Firefox is typically set...

UbuntuHow to Reset a Forgotten Root Password in Ubuntu Linux Using GRUB

Getting locked out of your own computer is a uniquely stressful experience. In the Windows...

UbuntuHow to Install Flatpak on Ubuntu Linux

When you use Ubuntu Linux, the primary method for installing software is through Canonical’s proprietary...

UbuntuHow to Change the Timezone in Ubuntu Linux

Whether you have recently moved to a new country, noticed your system clock displaying the...

UbuntuHow to Secure Your Ubuntu Server by Installing and Configuring Fail2Ban

If you have ever spun up a new Ubuntu server on a cloud provider like...