The following font conventions are used in this book:
Italic is used for:
Pathnames, filenames, and program names
Internet addresses, such as domain names and URLs
New items where they are defined
Constant width is used for:
Command lines and options that should be typed verbatim
Names and keywords in programs, including method names, variable names, and class names
XML element tags
URIs used as identifiers by RDF
Constant-width bold is used for emphasis in program code lines.
Constant-width italic is used for replaceable arguments within program code.