Ars Technica

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

It is. I've converted a few machines here in just the last few months, even one where the HD was so shot full of holes only the recovery partition made it onto the replacement SSD and I wound up ...
CCM

Delete lines in Linux: SED, commands

Unix utility SED provides an effective and versatile way of deleting one or more lines from a designated file to match the needs of the user. This Unix command is used for command line processing.
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 ...
InfoWorld

Remember sed and awk? All Linux admins should

We aren’t doing the next generation of Linux and Unix admins any favors by forgetting init scripts and fundamental tools I happened across a post on Reddit by chance, asking about textfile ...
How-To Geek on MSN

13 time-saving Linux terminal tricks you should be using

You'll kick yourself for not knowing these.