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 ...

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!

Arcane syntax? The parts of Perl's syntax that have given it a bad name either come from it's recycling the syntax of tools like Awk, variable names that I was familiar with from the same tools or ...

The awk utility is still one of the most useful tools for separating out columns within text, thus allowing them to be used in other commands. And GNU awk (gawk) with its wide range of new features ...