The everlastingly useful grep command can change its character with the flip of a switch to help you find things. The grep command – likely one of the first ten commands that every Unix user comes to ...

The Linux grep command is a powerful search tool. From my experience, I’ve realized that most of the power I get from it comes from just a handful of options. These are the ones I reach for constantly ...

Carrying over from yesterday’s examination of the Ubuntu command line, today’s installment of 30 Days With Ubuntu Linux is dedicated to ‘man’ and ‘grep’. These commands wield significant power, and ...

The grep command is regarded as one of the most essential building blocks of command line automation. It is a search tool that can be used to perform basic text filtering and processing tasks on files ...

I love chaining commands as much as anyone, and sed, awk, grep, and perl are some of my best friends. However, remember that, in *nix, each command runs in its own process, the resources required for ...

The new year rolled in at 1262304000, Unix time that is. It’s a little hard to imagine that Unix is now more than 1.2 billion seconds old. Seems only yesterday that I was trying my first pipes and ...