March 2012
Beginner to intermediate
230 pages
7h 27m
English
Content preview from Linux Pocket Guide, 2nd Edition
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File Properties
stat
|
Display attributes of files and directories. |
wc
|
Count bytes, words, lines in a file. |
du
|
Measure disk usage of files and directories. |
file
|
Identify (guess) the type of a file. |
touch
|
Change timestamps of files and directories. |
chown
|
Change owner of files and directories. |
chgrp
|
Change group ownership of files and directories. |
chmod
|
Change protection mode of files and directories. |
umask
|
Set a default mode for new files and directories. |
chattr
|
Change extended attributes of files and directories. |
lsattr
|
List extended attributes of files and directories. |
When examining a Linux file, keep in mind that the contents are
only half the story. Every file and directory also has attributes that
describe its owner, size, access permissions, and other information. The
ls -l command (see Basic File Operations) displays some of these attributes,
but other commands provide additional information.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.