• C-x = CTRL + x
• C-x b c = CTRL + x, b, c
• M-x = ALT + x

Cancel a command: C-g

Close emacs: C-x C-c

Close an authomatic opened buffer: q

Opening emacs: $ emacs

Opening emacs in console: $ emacs -nw = $ emacs –no-window-system

Opening a file with emacs: $ emacs file

Save: C-x C-s

Save as: C-x C-w

When you load a file in Emacs with find-file, it gets put into a “buffer”. As long as you don't kill the buffer, it stays in memory, you don't have to reload it.

Open file: C-x C-f

Change from opened files (opened buffers): C-x b

List of opened buffers: C-x C-b

Kill a buffer: C-x k

Go to the beginning of the line: C-a

Kill the rest of the line: C-k

Kill the whole line: C-a C-k

Close other windows: C-x 1

Close this window: C-x 0

Split window in horizontal: C-x 2

Split window in vertical: C-x 3

After splitting a window you will want to open a buffer on it: C-x b

Change to another window: C-x o

Open a buffer with a shell: M-x shell

Write one command: M-!