About Users:
$ users
LoggedIn :
$ who
FILE OPERATIONS
Listing File :
$ ls
Listing File(more Info) :
$ ls -1
Listing File(search all the file name starts with 'ch' and end with '.doc') :
$ ls ch*.doc
Listing File(Hidden) :
$ ls -a
Create File :
$ vi neelmani
$ ESC :q [exit without saving]
$ ESC :wq [save and exit]
Displaying the content of a File :
$ cat Neelmani
Displaying the content of a File[by line number] :
$ cat Neelmani -b
Counting Words in a File :
$ wc Neelmani
Copying File :
$ cp Neelmani NeelmaniDuplicate
Renaming(changing Name) file :
$ mv Neelmani Neel
Deleting Files :
$ rm Neelmani
$ rm Neelmani Jaiswal
DIRECTORY OPERATIONS
Create Directories :
$mkdir jaiswal
$
$mkdir /mca/jaiswal
$
Removing Directories :
$ rmdir Neelmani
$ rmdir Neelmani Jaiswal
Changing Directories :
$cd /usr/local/neel
Renaming Directories :
$mv neelmani jaiswal
$
Permission Indicator :
$ls -l /home/neelmani
-----------------------------------
- cat --- for creating and displaying short files
- chmod --- change permissions
- cd --- change directory
- cp --- for copying files
- date --- display date
- echo --- echo argument
- ftp --- connect to a remote machine to download or upload files
- grep --- search file
- head --- display first part of file
- ls --- see what files you have
- lpr --- standard print command (see also print )
- more --- use to read files
- mkdir --- create directory
- mv --- for moving and renaming files
- ncftp --- especially good for downloading files via anonymous ftp.
- print --- custom print command (see also lpr )
- pwd --- find out what directory you are in
- rm --- remove a file
- rmdir --- remove directory
- rsh --- remote shell
- setenv --- set an environment variable
- sort --- sort file
- tail --- display last part of file
- tar --- create an archive, add or extract files
- telnet --- log in to another machine
- wc --- count characters, words, lines
