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 ...

It is. I've converted a few machines here in just the last few months, even one where the HD was so shot full of holes only the recovery partition made it onto the replacement SSD and I wound up ...

Sed is a non-interactive text editor that operates on piped input or text files. By providing it with instructions, you can make it modify and process text in files or streams. The most common use ...

The only thing wrong with sed is that most of us barely grasp how powerful it is. We use it in pipes to change "this" to "that", but we rarely consider it for the big editing jobs where it could save ...

The filter sed can process text from standard input and write its results to standard output. The input can be redirected from a file, and the output also can be redirected to a file using your ...

Oh, the memories of utilities I haven't used in many years.... Incidentally, you can do a lot of these command-line exercises almost as succinctly with perl one-liners, which is one reason why perl ...