If you have any experience with the Linux command line, you’ve probably used a pipe to solve tasks by combining simple ...

Learn a few techniques for avoiding the pipe and making your command-line commands more efficient. Anyone who uses the command line would acknowledge how powerful the pipe is. Because of the pipe, you ...

One thing that's always bothered me about Linux, and UNIX before it, is that there isn't a decent command-line calculator available. You know, something where you can type in solve 5+8 or, better, ...