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 ...
Network World

2 ways to remove duplicate lines from Linux files

The first command we’ll examine in this post is a very unusual awk command that systematically removes every line in the file that is encountered more than once. It leaves the first instance of the ...
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 ...
Network World

Removing duplicate characters from a string on Linux with awk

The awk command can make it easy to remove duplicate characters from a string even when those characters aren’t sequential, especially when the process is turned into a script. First, the awk command ...
TechRepublic

How to use awk to select data from commands and scripts

How to use awk to select data from commands and scripts Your email has been sent Image: iStock/Inimma-IS Must-read developer coverage What Powers Your Databases? Take This DZone Survey Today!
Linux Journal

An Introduction to awk

The awk programming language often gets overlooked for Perl, which is a more capable language. Out in the real world, however awk is found even more ubiquitously than Perl. It also has a smaller ...