Conventions used in this book

First stop, orientation

I use “Linux” almost exclusively when talking about the operating system surrounding the shell, because

PATH may refer to a variable name, and $PATH definitely refers to a variable value. I will use the latter to avoid any confusion between variables and other things.

[…] means that some of the command output was omitted for brevity. This should be more readable than a bunch of cut, head and tail commands.

Throughout this book, you will see the following typographical conventions that indicate different types of information:

In–line code references will look like this: echo "$SHELL".

Blocks of code look like this:


This page is a preview of The newline Guide to Bash Scripting

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