The awk command is incredibly useful, and you will be surprised at just how powerful and transformative it will make your scripts. Here’s how to get started using it. While I’m not a fan of ...

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 ...

A Princeton professor, finding a little time for himself in the summer academic lull, emailed an old friend a couple months ago. Brian Kernighan said hello, asked how their friend’s US visit was going ...