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 ...

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!

I never used awk except when reading other people's scripts, because perl could do awk stuff almost as easily, while also allowing you to expand seamlessly into more complicated tasks that would be ...

Regardless of how sophisticated Unix has become, one of its ever-endearing qualities is the ease with which the command line can be used to select, manipulate and display data. Clever little languages ...