Starting emacs

> emacs

to start emacs.

> emacs filename

to start emacs and load a file

> emacs -nw filename

to start emacs with no new window (load file)

Quitting

X C

quit emacs (Can be used with impunity -- the system will prompt if the workspace has not yet been saved.)

G

aborts any command in progress

Help

H T

to see the tutorial

H A topic

to see help about topic

X U

undo the last command

Cursor Positioning

F or

forward (right) one character.

B or

back (left) one character

P or

up one character

N or

down one character

B

left one word

F

right one word

Search and Replace

S patterntext

search for patterntext; cursor moves as you type. Press once at the correct location

R patterntext

search backwards for patterntext; cursor moves as you type.

S

search for the next occurrence

% oldstring newstring

Search for oldstring and replace it with newstring. The Y key confirms each replacement, N skips it, Q to exit

Regions

SPC

set mark at cursor

W

kill region

W

copy region to kill ring

Y

yank back last thing killed

Loading and Saving

X F filename

create new filename for editing (clears workspace)

X F filename

load in filename for editing

X W filename

write (save) as filename

X S

resave under the current filename (based on above or name given when starting emacs)

Common Lisp

X L

start Common Lisp lisp image