Trump re-nominated a tech billionaire to lead NASA. That’s good news for Elon Musk.

Sure, using the Linux command line is optional. But these are commands I depend on every day. See what you think.

Today I use my Roblox admin commands to make invisible walls across the map that kill you! Then I set up a huge maze for YOU ...

I've shown you the basics of each command. When you first start using Linux, that's all you'll need. However, as you keep going, you might need to use the more advanced features of those commands. The ...