awk does a lot of common work for you when you use it to process text files. It reads files a record at a time. Normally, a record is a single line. Then it splits the line on fields using whitespace, ...

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 ...

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 ...

awk is a programming language optimized for text processing. It takes less code than sed or perl, where the input is field-based. bash and other interactive shells don't have the same capabilities ...

Ooooh, great article to wake up to. I find the following alias commands, which I set system wide in /etc/profile.d/custom.sh, on my primary file server and anything ...

In an earlier article ("GNU Awk 4.0: Teaching an Old Bird Some New Tricks", published in the September 2011 issue of Linux Journal), I gave a brief history of awk and gawk and provided a high-level ...

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 ...