The awk command can make it easy to remove duplicate characters from a string even when those characters aren’t sequential ...

The awk command is incredibly useful, and you will be surprised at just how powerful and transformative it will make your scripts.

The “l” at the beginning identifies /usr/bin/awk as a symbolic link. NOTE: Without the commas, the result would be “onetwothree ...

In the world of Linux, the command line is an incredibly powerful tool for managing and manipulating data. One of the most common ...

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me.

The moment you chain 7 commands including awk or write a shell script with many subroutines is time to consider a "real" language like perl or python, or even c/c++/java. File operations are a bit ...