Typographic Conventions - Sun Microsystems GlassFish Enterprise Server 2.1 Administration Manual

Typographic Conventions

The following table describes the typographic changes that are used in this book.
TABLE P–3
Typeface
AaBbCc123
AaBbCc123
AaBbCc123
AaBbCc123
Symbol Conventions
The following table explains symbols that might be used in this book.
TABLE P–4
Symbol
[ ]
{ | }
${ }
-
+
Typographic Conventions
Meaning
The names of commands, files, and
directories, and onscreen computer
output
What you type, contrasted with onscreen
computer output
A placeholder to be replaced with a real
name or value
Book titles, new terms, and terms to be
emphasized (note that some emphasized
items appear bold online)
Symbol Conventions
Description
Contains optional arguments
and command options.
Contains a set of choices for a
required command option.
Indicates a variable
reference.
Joins simultaneous multiple
keystrokes.
Joins consecutive multiple
keystrokes.
Example
Edit your .login file.
Use ls -a to list all files.
machine_name% you have mail.
machine_name% su
Password:
The command to remove a file is rm filename.
Read Chapter 6 in the User's Guide.
A cache is a copy that is stored locally.
Do not save the file.
Example
ls [-l]
-d {y|n}
${com.sun.javaRoot}
Control-A
Ctrl+A+N
Meaning
The -l option is not required.
The -d option requires that you use
either the y argument or the n
argument.
References the value of the
com.sun.javaRoot variable.
Press the Control key while you press
the A key.
Press the Control key, release it, and
then press the subsequent keys.
Preface
21