July 2005
Intermediate to advanced
944 pages
158h 24m
English
book
Linux in a Nutshell, Fifth Edition
by Ellen Siever, Aaron Weber, Stephen Figgins, Robert Love, Arnold Robbins
Content preview from Linux in a Nutshell, Fifth Edition
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bc | 59
Linux
Commands
This is the Title of the Book, eMatter Edition
Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.
the execution time be entered on the command line. See at for
details.
Options
-f file
Read job from file, not standard input.
-m Mail user when job has completed, regardless of whether
output was created.
-q letter
Place job in queue denoted by letter, where letter is one letter
from a-z or A-Z. The default queue is b. (The at queue defaults
to a.) Higher-lettered queues run at a lower priority.
-V Print the version number and then exit.
-v Display the time a job will be executed.
bc
bc [options] [files]
bc is a language (and compiler) whose syntax resembles that of C,
but with unlimited-precision arithmetic. bc consists of identifiers,
keywords, and symbols, which are briefly described in the
following entries. Examples are given at the end.
Interactively perform arbitrary-precision arithmetic or convert
numbers from one base to another. Input can be taken from files or
read from the standard input. To exit, type quit or EOF.
Options
-h, --help
Print help message and exit.
-i, --interactive
Interactive mode.
-l, --mathlib
Make functions from the math library available.
-s, --standard
Ignore all extensions, and process exactly as in POSIX.
-w, --warn
When extensions to POSIX bc are used, print a warning.
-q, --quiet
Do not display welcome message.
-v, --version
Print version number. ...
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