# Conventions

This book uses the following conventions:

Descriptions | Appearance
--- | ---
Warnings | Warnings.
Hint | Hint.
Notes | Note.
Information requiring special attention | Warning.
File Names | `file.extension`
Directory Names | `directory`
Commands to be typed | `command`
Applications Names | application

Prompt of users command under bash shell

    $

Prompt of root users command under bash shell

    #

Prompt of user command under tcsh shell

    tcsh$

Environment Variables | `VARIABLE`
Emphasized word | word

Code Example

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