Conventions Used in This Book

The following conventions are used in this book:

Italic

Used for program names, URLs, and database entities, and for new terms when they are defined

Constant width

Used for code examples, functions, statements, and attributes, and to show the output of commands

Constant width italic

Used to indicate variables within commands and functions

Tip

This icon designates a note, which is an important aside to the nearby text.

Warning

This icon designates a warning relating to the nearby text.

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