Technical Briefs

ROHAN help Files

mail

Mail is just that: mail a message to another user. Mail will both send and receive mail. Mail is most often used by professors to mail assignments, etc., to classes. Mail also can be used to send messages anywhere in the world.

Starting commands

vi myfile

edit the file called myfile

vi +n myfile

edit the file myfile at line n

vi + myfile

edit the file myfile at the end

vi -r

list saved files

vi -r myfile

recover file myfile that aborted during editing

vi file1 file2 ...

edit the specified files in sequence

vi -t tag

start editing at tag

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Text Insert Mode commands

^D

back up over one level of indentation if autoindent set

0^D

kill autoindent

^^D

kill autoindent on this line, restore it on next

^H

delete last input character

^T

if in autoindent mode, insert one shiftwidth blank or tab

^W

delete last input word

ESC

return to command mode from insertion mode (escape key)

INT

interrupt insertion, return to command mode (usually ^C)

erase

delete last character entered (usually delete key or ^H)

kill

delete input on this line (your kill key)

^Q

quote non-printing character

\

escapes ^H, your erase and kill

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File commands

:w

write changes to current file

:w myfile

save changes to myfile

:w! file1

overwrite existing file file1

:wq

write and quit

:q

quit if no changes were made

:q!

quit and don't save changes

:e other

edit another file called other

:e!

reedit, discard changes

:e +n

edit, starting at line n

:e + file1

edit file1 starting at the end

:e #

edit an alternate file

:sh

run shell, then return

:!cmd

run cmd, then return

:n

edit the next file in the argument list to vi

:n args

specify new argument list args

:f

show current file and line (same as ^G)

:ta tag to tag

file entry tag (same as ^])

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