Oh happy day! I got an e-mail from a reader with a shell script question that didn't appear to be homework from a programming class or anything to do with hacking passwords. The reader wrote: I am ...

Bash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do real damage, so it’s a good idea to be careful and practice defensive ...

The script command not only makes a record of what commands you run but also allows you to save the output generated so that you can examine it later or easily turn your command sequences into scripts ...

If you're working with a large amount of data in your Bash scripts, arrays will make your life a lot easier. Some people get intimidated by the syntax. But once learned, it will make your scripts more ...

Developing bash scripts lets you do a lot of work with little or no effort. This bash command cheat sheet will help you get started. Developing scripts in bash (short for Bourne-Again SHell) can be a ...

The first software that I was actually paid to develop was a 2-page shell script that prompted the user for a dozen or so pieces of information, before launching a set of cooperating processes. Those ...