Sun Microsystems Sun Java System Web Server 7.0, Руководство пользователя

Страница: 15 / 132

Typographic Conventions
The following table describes the typographic changes that are used in this book.
TABLE P–3
Typographic Conventions
Typeface Meaning Example
AaBbCc123
The names of commands, files, and
directories, and onscreen computer
output Edit your
.login
file.
Use
ls -a
to list all files.
machine_name% you have mail.
AaBbCc123
What you type, contrasted with onscreen
computer output
machine_name% su
Password:
AaBbCc123 A placeholder to be replaced with a real
name or value The command to remove a file is
rm
filename .
AaBbCc123 Book titles, new terms, and terms to be
emphasized (note that some emphasized
items appear bold online) Read Chapter 6 in the User's Guide .
A cache is a copy that is stored locally.
Do not save the file.
Symbol Conventions
The following table explains symbols that might be used in this book.
TABLE P–4
Symbol Conventions
Symbol Description Example Meaning
[ ]
Contains optional arguments and
command options.
ls [-l]
The
-l
option is not required.
{ | }
Contains a set of choices for a
required command option.
-d {y|n}
The
-d
option requires that you use either the
y
argument or the
n
argument.
${ }
Indicates a variable reference.
${com.sun.javaRoot}
References the value of the
com.sun.javaRoot
variable.
- Joins simultaneous multiple
keystrokes. Control-A Press the Control key while you press the A
key.
+ Joins consecutive multiple
keystrokes. Ctrl+A+N Press the Control key, release it, and then press
the subsequent keys.
Preface
15