Summary of Unix Commands

There are MANY commands available for you in a UNIX shell account. A list of them follows (in no particular order).

ls ................. show directory, in alphabetical order

logout ............. logs off systemmkdir .............. make a directoryrmdir .............. remove directory (rm -r to delete folders with files)rm ................. remove filescd ................. change current directoryman (command) ...... shows help on a specific commandtalk (user) ........ pages user for chat - (user) is a email addresswrite (user) ....... write a user on the local system (control-c to end)pico (filename) .... easy to use text editor to edit filespine ............... easy to use mailermore (file) ........ views a file, pausing every screenfulsz ................. send a file (to you) using zmodemrz ................. recieve a file (to the unix system) using zmodemtelnet (host) ...... connect to another Internet siteftp (host) ......... connects to a FTP sitearchie (filename) .. search the Archie database for a file on a FTP siteirc ................ connect to Internet Relay Chatlynx ............... a textual World Wide Web browsergopher ............. a Gopher database browsertin, trn ........... read Usenet newsgroups

passwd ............. change your password

chfn ............... change your "Real Name" as seen on finger

chsh ............... change the shell you log into

grep ............... search for a string in a file

tail ............... show the last few lines of a file

who ................ shows who is logged into the local system

w .................. shows who is logged on and what they're doing

finger (emailaddr).. shows more information about a user

df ................. shows disk space available on the system

du ................. shows how much disk space is being used up by folders

chmod .............. changes permissions on a file

bc ................. a simple calculator

make ............... compiles source code

gcc (file.c) ....... compiles C source into a file named 'a.out'

gzip ............... best compression for UNIX files

zip ................ zip for IBM files

tar ................ combines multiple files into one or vice-versa

lharc, lzh, lha .... un-arc'ers, may not be on your system

dos2unix (file) (new) - strips CR's out of dos text files

unix2dos (file) (new) - adds CR's to unix text files

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