Enter

enter edit mode

Shift+­Enter

run cell, select below

Ctrl+Enter

run cell

Alt+Enter

run cell, insert below

Y

to code

M

to markdown

R

to raw

1

to heading 1

2,3,4,5,6

to heading 2,3,4,5,6

Up/K

select cell above

Down/J

select cell below

A/B

insert cell above/­below

X

cut selected cell

C

copy selected cell

Shift+V

paste cell above

V

paste cell below

Z

undo last cell deletion

D

delete selected cell

Shift+M

merge cell below

Ctrl+S

Save and Checkpoint

L

toggle line numbers

O

toggle output

Shift+O

toggle output scrolling

Esc

close pager

H

show keyboard shortcut help dialog

I

interrupt kernel

0

restart kernel

Space

scroll down

Shift+­Space

scroll up

Shift

ignore

Tab

code completion or indent

Shift+Tab

tooltip

Ctrl+]

indent

Ctrl+[

dedent

Ctrl+A

select all

Ctrl+Z

undo

Ctrl+S­hift+Z

redo

Ctrl+Y

redo

Ctrl+Home

go to cell start

Ctrl+Up

go to cell start

Ctrl+End

go to cell end

Ctrl+Down

go to cell end

Ctrl+Left

go one word left

Ctrl+Right

go one word right

Ctrl+B­ack­space

delete word before

Ctrl+D­elete

delete word after

Esc

command mode

Ctrl+M

command mode

Ctrl+S­hift+minus

split cell

Ctrl+S

Save and Checkpoint

Up

move cursor up or previous cell

Down

move cursor down or next cell

Ctrl+/

toggle comment on current or selected lines