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Preface > Conventions Used in This Book

Conventions Used in This Book

The following typographical conventions are used in this book:


Italic

Used for filenames, directory names, and URLs. It is also used for emphasis and for the first use of a technical term.


Constant width

Used for code examples.


Constant width bold

Used occasionally in code examples to highlight statements being discussed.

Indicates a tip, suggestion, or general note. For example, we'll tell you if a certain feature is version-specific.


Indicates a warning or caution. For example, we'll tell you if a certain operation has some kind of negative impact on the system.


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