Ars Technica

Linux/BSD Command Line 101: Using awk, sed, and grep in the Terminal

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 ...
Ars Technica

Linux/BSD command line wizardry: Learn to think in sed, awk, and grep

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 ...
TechRepublic

How to use awk to select data from commands and scripts

The awk command is incredibly useful, and you will be surprised at just how powerful and transformative it will make your scripts. Here’s how to get started using it. While I’m not a fan of ...
Network World

Manipulating text with awk, gawk and sed

The “l” at the beginning identifies /usr/bin/awk as a symbolic link. NOTE: Without the commas, the result would be “onetwothree”. Note that gawk allows you to ...