The following typographic conventions are used in this book:
- Italic
Used for file and directory names, email addresses, Unix commands, and URLs, as well as for new terms where they are defined.
-
Constant Width
Used for code listings and for keywords, variables, tags, functions, command options, and strings where they appear in the text.
-
Constant Width Bold
Used to mark lines of output in examples.
-
Constant Width Italic
Used as a general placeholder to indicate items that should be replaced by actual values.
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