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olaf |
cat
A kind of filter utility that can be used in many ways
cd
Change Directory - alows navigation through various directories and
subdirectoires.
syntax: cd directory name.
adding slashes and the names of subdirectories in a tree will open
those directories
examples:
cd /documents opens the "documents" directory
cd /documents/letters/personal opens the "personal" directory
within the "letters" directory which is in the "documents" directory
cp
Copy command - copies files
syntax: cp oldfilename newfilename
examples:
cp resume01.doc resume02.doc
cp /olddirectory/resume01.doc /newdirectory/resume01.doc
date
Displays the date and allows the date to be changed
finger
Displays information about a user
emacs
emacs is a built-in text editing program. To invoke, type "emacs" at the command line or
type emacs and file name to edit that file.
examples:
emacs starts emacs
emacs letter.doc creates or opens a file called letter.doc
elm
An email program
To initiate type "elm"
gcc
gcc is C language compiler
grep
grep is a powerful search tool for searching for text within files and
directoies
ls
List Files - displays a list of files in a directory
syntax: ls.
mail
There are many mail programs available, but email can be invoked
directly from the command line with mail. Type "mail" followed by
a valid email address.
syntax: mail someone@someplace.com
The next line will be a "subject" line, fill it out and hit <-ENTER->
Type a message and then type <-Ctrl-> and <-D-> to send the message.
mkdir
Make Directory - creates directories and subdirectories
syntax: mkdir direcotry name(s).
examples:
mkdir newdir.
mkdir /newroot/newsub.
mkdir onedir twodir threedire(makes multiple directories)
more
Allows output to the screen to be controled
mv
Moves files.
sytnax: mv directory/filename newdirectory/filename.
examples:
mv /working_dir/letter.doc /storage_dir/letter.doc
pico
Built-in text editor, made to be used with pine,
but can be used on its own. I personally prefer pico to
emacs and vi.
pine
An email program, stands for "Pine Is Not Elm".
To initiate type "pine"
pwd
Prints working directory
Type "pwd" on the command line
rm
Reomove File - deletes files
rmdir
Remove Directory - removes directories
type
This not like
type in
DOS. Do do that kind of file display use
more or cat
type can be used to show the description or definition of
a unix command.
syntax: type command-name.
example:
type ls
vi
Built-in text editor
vi tutorial.