The commands below include basic Unix commands such as ls, cat, cp, mv, grep, etc. We will also talk about some of the shortcuts that can help you take control of your operating system faster and in a ...

It’s a testament to how far Linux has come that users today don’t typically have to use the command line if they don’t want to. Such is the quality of the graphical user interfaces in many modern ...

Learn how to use a host of Linux commands in these 2-minute video tutorials from Sandra Henry-Stocker, author of the Unix as a Second Language blog. Learn how to use the powerful bc command in Linux ...

An exit code other than 0 indicates that a script or a command has failed in some way. Learn more about exit codes and the types of errors they represent in this post. Whenever you run a command in a ...

I always assumed Linux multitasking meant opening terminals and multiple apps side by side, but that was only part of it. Real multitasking isn’t about quantity, but clarity. It’s seamlessly shifting ...

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me. Authors and commenters might chain 10 commands together with pipes and ...

Time to stop treating it like a terminal illness.

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

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