4 Function names, parameter names, variable names, command names, argument
5 names, file system paths, file names, and other literal strings are
6 written using a `monospace typeface` in this document. An +_italic_
7 word+ within such a block is a placeholder, usually described in the
10 Practical tips and notes are given throughout the document using the
15 Terminal boxes are used to show command lines:
19 $ echo Command line as a regular user
20 # echo Command line as a the `root` user
23 Command lines which you need to execute as a priviledged user start with
24 the `#` prompt or with `sudo`. Other command lines start with the `$`