John exam

M-x Replace string

replace word

C-c C-c

run chunk/block

C-z

suspend emacs allowing you to return to terminal

C-e

end of line

M-f

forward a word

M-b

backward a word

C-u

scroll next screenful

M-u

scroll previous screenful

C-x C-x

swap marker and cursor

C-w

kill/cut the marked region

M-w

copy the marked region

M-y

After C-y, kills copied text

M-%

interactively replace text

C-x C-b

shows a list of open buffers

C-x b

prompts for buffer name

C-h c or C-h k

describe key : type command to see its function

C-x o

move to the other window

C-x C-f

find/open a file; if it doesnt exist; it creates a new buffer for it

C-x C-w

save as/write buffer to its associated file

C-x i

inserts content of another file into the current buffer

C-n

next line

C-p

previous line

C-a

beginning of line

M ->

go to the end of the buffer

M -<

go to the beginning of buffer/file

C-d

delete character under cursor

C-k

kill from cursr to the end of line

C-SPACE

set mark

C-y

yank/paste the copied text

C-_ OR C-x u

undo previous command

C-s

search forward

c-r

search backward

C-g

cancel current search or command

C-x 2

split current window into two

C-x 1

make current window the only window

M-x shell

opens a shell buffer within emacs

M-x indent region

fixes indentation

M-x replace-regexp

regex replace

M-x R

starts r

C-c C-n

run 1 line

q()

quits R

C-q C-j

inserts a newline character

C-x d

browse files

chmod +x file.sh

makes script executable

./ file.sh

run shell script