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 ...

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 ...

awk does a lot of common work for you when you use it to process text files. It reads files a record at a time. Normally, a record is a single line. Then it splits the line on fields using whitespace, ...

The Linux expand and unexpand commands can turn tabs into spaces and spaces into tabs, and the sed and awk commands can help. The Linux expand and unexpand commands sound like they can make files ...

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 ...