With -w, grep will match “error” but skip things like “errors” or “terror.” The difference can be subtle, but when you’re ...

Typing the same command again and again can become tiresome. Here are a number of ways you can make repeating commands – or repeating commands but with some changes – a lot easier than you might ...

If you have any experience with the Linux command line, you’ve probably used a pipe to solve tasks by combining simple programs. It’s the UNIX way. A pipe connects one program’s output stream to ...