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 ...

Have a grep question. I know I can grep a text file with -c and get how many times a particular string of text exists. But how can you take an existing text file like this: test.txt ...

Redirection 101 Before we can talk about sed, awk, and grep, we need to talk about something a bit more basic—command-line redirection. Again, we're going to keep this very simple: ...