You Found Your File, Now What?

Now that you can run sophisticated file searches, its time to learn how to use powerful shell tools to search and work within a file and unlock the shell superpower that is redirects. To make use of redirects we must broaden our view of a computing system to include a more technical perspective on Input/Output, or I/O. The payoff is the ability to engage the computer in increasingly complex work by combining and chaining commands.

The Linux Command Line

These notes accompany the following sections of the text:

• All of Chapter 6
• Chapter 19 up to the section titled POSIX Character Classes plus the ending section titled Putting Regular Expressions to Work.
• From Chapter 20, the introduction and the sections on cat, sort, uniq, diff and tr.

Here you’ll find the essential commands and vocabulary for the above sections.

A Fuller Perspective of the Computing System

Coming Soon!