Substrings in Bash: A Comprehensive Guide
Extract and manipulate substrings in Bash with examples. Bash is a powerful shell scripting language used across Linux and Unix systems.
What is the Default Ubuntu Root Password?
Ubuntu has no default root password. Learn how to manage root privileges safely using sudo or by setting a root password.
How to Save and Exit Nano in Terminal
Learn how to save and exit Nano in the terminal. The Nano text editor is a popular, user-friendly command-line text editor for Linux.
Changing the Default Bash Prompt in Linux
In Linux, the default Bash prompt is defined by the PS1 environment variable. Change the default Bash prompt in Linux using the PS1 variable.
How to Copy Text from Vim to an External Program
Learn how to copy text from Vim to external programs using clipboard options and terminal commands.
Install Apache on Ubuntu
Install Apache on Ubuntu with this simple, step-by-step guide. Learn how to set up your web server in minutes.
List Open Ports On Linux and Stop Services
Learn how to list open ports and disable unnecessary services for a safer, more secure, and more efficient Linux environment.
Ubuntu’s App Center Adds DEB Install Support: What This Means for Users
The addition of App Center DEB support is a welcome feature, even though it's still missing a few critical elements like uninstallation and updates for non-repository DEBs.
Understanding ndots in DNS Configurations
In DNS configurations, ndots determine how domain names are processed based on the number of dots (.) they contain.