Debian dailuse commands

mkdir:-
----------------------
amaresh@eOdissa:~/Documents/Test$ mkdir --help
Usage: mkdir [OPTION] DIRECTORY...
Create the DIRECTORY(ies), if they do not already exist.

Mandatory arguments to long options are mandatory for short options too.
-m, --mode=MODE set file mode (as in chmod), not a=rwx - umask
-p, --parents no error if existing, make parent directories as needed
-v, --verbose print a message for each created directory
-Z, --context=CTX set the SELinux security context of each created
directory to CTX
--help display this help and exit
--version output version information and exit

cd - Change working directory:-
---------------------------------------------------------
cd - Change working directory,
cd :- will got respective dir
cd .. :- will go to one position dirctory to current dirctory
cd - :- will go to Old pwd from new pwd










http://www.oreillynet.com/linux/cmd/
http://ss64.com/bash/
http://www.pixelbeat.org/cmdline.html
http://www.debianhelp.co.uk/commands.htm
http://linux.about.com/od/commands/l/blcmdl8_ifconfi.htm
http://linux.about.com/od/lts_guide/a/gdelts47.htm