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Chapter 13. Automation > Hard Things Done Once
13.4. Hard Things Done Once
When we find ourselves doing something very difficult, automating the task records what we've done. When we do it in the future, it will be easier. This is how we build up our little bag of tricks.
13.4.1. Encapsulating a Difficult Command
Sometimes it takes hours to work out exactly the right command required to do something. For example, there is a program that creates ISO images, the kind you burn onto CD-ROMs. Its manual page describes hundreds of options, but to make an image readable by Windows, Unix, and Mac systems, the command is simply:
