linux

Safe Ways to Practice Potentially Dangerous Linux Commands

J. Frank Wilson on Dec 3, 2024

IT professionals can safely practice potentially dangerous Unix commands by setting up a virtual environment, using a live Linux distribution, setting …

J. Frank Wilson on Nov 10, 2024

The most dangerous Unix commands include rm -rf /, :(){ :|:& };:, chmod -R 777 /, dd if=/dev/random of=/dev/sda, > /dev/sda, mv /home/user/* …

J. Frank Wilson on Sep 7, 2023

The history of Linux has an interesting beginning. Here's how Linux was announced and more info about the guy who created the Linux OS.

J. Frank Wilson on Apr 29, 2021 (Updated: Sep 18, 2022)

Easy tutorial that will show you how to make an executable file from a plain text document that will work in a macOS, Unix, or Linux Terminal app.

J. Frank Wilson on Sep 26, 2014 (Updated: Jun 16, 2020)

If you run a website, then you’ve probably heard about a massive new security flaw called Shellshock. Any web server using Unix, Linux or Mac OS …

J. Frank Wilson on Mar 2, 2012 (Updated: Apr 13, 2022)

If you’ve owned more than one computer during your lifetime, then chances are you have a few “orphan” hard drives lying around …

J. Frank Wilson on Oct 9, 2008 (Updated: Apr 14, 2020)

Is Firefox getting slower or is my frustration that Google still hasn't released a Mac/Linux version of their Chrome web browser just increasing? Like …