Awk does a lot more than select a column from a file or an input stream. It can select columns from selected rows. It can calculate totals, extract substrings, reverse the order of fields and provide ...

I use awk all the time, but generally only to conveniently pull a particular field out of data that I’m workin with. Regardless of the separator used, awk makes it easy to extract just what you need.

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we're going to introduce the concepts of simple variable substitution and ...

It has been a long time since I did any scripting on Unix. Back in the day, when I was in college, I had done a bit of shell scripting. But that was 10 years back. I do not remember much. So I will ...