Select All Text in Vim
There is no built-in keyboard shortcut to select all text in Vim. Here's what you can do in that case.
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Show Line Numbers in Vim
Vim supports different kinds of line numbering. Here's how to enable them.
Go to the Beginning or End of the File in Vim
In this quick Vim tip, learn how to quickly move to the end or beginning of a file.
SSH to Port Other Than 22
Learn how to connect via SSH to a port other than the default 22. Also learn how to change the SSH server port.
Check File Size in Linux Command Line
Learn a thing or two about checking the file size in the Linux command line.
How to List Users in Linux
Here are multiple ways to list all users on a Linux system. This includes tips to identify between normal and system users.
How to List Services in Linux
Checking the service status is one of the first few steps for troubleshooting a Linux system. Learn to list services on your system in this tutorial.
Ping Command Examples
The ping command in Linux is primarily used for checking remote system availability. It is also a good tool to troubleshoot networking.
How to Split a String in Bash?
Here's a quick little bash tip about splitting strings based on a specified delimiter.
Check if Array Contains a Value in Bash
Here are a few ways you can check if an array contains a specific value in bash scripts.
How to Extract Deb Files
Want to see what a deb package consists of? Learn to extract a deb file in Ubuntu.
Deleting Firefox Browsing History
Leave no trace. Learn to clear Firefox history in this tutorial. You can also delete history for selected websites and timeframe.
How to Check if an Array is empty in Bash?
Here's a simple example to show how to check whether an array is empty in bash.
Clearing Cache in Firefox
Learn to clear the Firefox cache with this simple screenshot guide. You'll also learn about dedicated extensions and automatic cache clear.
Check if File or Directory Exists in Bash
Here are a few shell scripting examples to check if a file or directory exists in bash shell or not.
Check if a Variable is Empty or not in Bash
Here's a quick bash tip on checking whether or not a given variable is empty.
Install RPM Packages in Ubuntu (If You Really Need to)
In desperate need of installing an application that is only available in RPM package? Here's how you may convert RPM to DEB file.
Install Docker on Debian 12
Learn how to install Docker on Debian 12 properly. Also learn to run Docker without sudo and remove it when not needed.
How to get Array Length in Bash
In this quick tutorial, learn how to check the element count in bash arrays.
Remove User From Group in Linux
Learn how to remove a user from a certain group in the Linux command line.
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Puzzle of the Week: Word Search #6: Debian Release Names
Exercise those 'little gray cells' of yours and solve this puzzle.
How to Clear Terminal in VS Code
Don't like the cluttered terminal screen in VS Code? Here's how to clear it with a keyboard shortcut.
