TerminalHow to Use the Watch Command in Linux to Monitor File Changes
When you are waiting for a large file download to finish in a different terminal...
UbuntuHow to Change the Default Text Editor in Ubuntu Linux
When you edit configuration files using a command like sudo visudo or crontab -e, Ubuntu...
UbuntuHow to Create a Custom Keyboard Shortcut in Ubuntu Linux
If you find yourself opening the terminal, launching a specific application, or running a complex...
UbuntuHow to Prevent a Specific Package from Updating in Ubuntu using apt-mark
Keeping your Linux server updated using sudo apt upgrade is a fundamental security practice. However,...
LinuxHow to Extract a Single File from a .tar.gz Archive in Linux
When downloading software or server backups in Linux, they almost always arrive as massive .tar.gz...
LinuxHow to Extract Text from an Image using Tesseract OCR in Linux
Optical Character Recognition (OCR) is the process of extracting editable text from images or scanned...
LinuxHow to Monitor Linux Network Bandwidth using vnStat
Monitoring network bandwidth is an essential task for any Linux system administrator. While tools like...
UbuntuHow to Forget a Saved Wi-Fi Network in Ubuntu Linux
Clean up your saved networks and improve security. Learn how to forget a saved Wi-Fi...
UbuntuHow to Check Your System Uptime in Ubuntu Linux Terminal
Monitor your server's stability. Learn the fastest terminal commands to check your system uptime, load...
TerminalHow to Use the Chown Command in Linux to Change File Owners
In Linux, every file and directory is owned by a specific user and a specific...
TerminalHow to Check Linux CPU and RAM Performance Using the Top Command
When a Linux server becomes sluggish, system administrators do not reach for a mouse—they use...
TerminalHow to Use the Rsync Command in Linux to Copy Files
When you need to copy massive amounts of data, back up a server, or migrate...
LinuxHow to Check Disk Usage in Linux Using df and du
When a Linux server or workstation starts running low on storage, the first challenge is...
UbuntuHow to Set Up UFW Firewall on Ubuntu and Debian
A firewall is one of the first things you should configure on any new Linux...
UbuntuHow to Install Node.js on Ubuntu (NVM vs APT)
If you are setting up a development environment on an Ubuntu server, your first instinct...
UbuntuHow to Find the Size of a Directory in Ubuntu (du command)
When working on a headless Ubuntu server (or simply living in the terminal), you do...
UbuntuHow to Change Permissions for a Directory and Subdirectories in Ubuntu
Managing file and folder permissions is a fundamental skill for any Linux administrator. In Ubuntu,...