Even after decades of using Unix on thousands of systems, I find that it’s still fun to discover various convolutions of sed and awk commands to perform command line wizardry. There’s a lot more to ...

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 ...

Click to expand... My main machine for a long time has been running macOS, a certified Unix OS. Does that fact also entitle me to write "solid Unix experience" on my resume? I should hope not. "Unix ...

The Linux operating system is a powerhouse for developers, system administrators, and enthusiasts alike, offering unparalleled flexibility and control. Central to its prowess is the command line, a ...

AWK is a pattern-scanning and processing language that searches one or more files for records (usually lines) that match specified patterns. It processes lines by performing actions, such as writing ...

Wow. It’s amazing we ever made it out of the 20th century. It’s like reading about farmers who would plow by hand. I remember the epiphany (long time ago) of discovering how awk solved my problem of ...