i
or enter
: go to vim mode
shift + esc
: go back to jupyter mode
i: start writing
esc: exit vim editing mode
j: up
k: down
Everything just peace and fun, it's vim! Have fun!
o: create a cell below
shift + o: create a cell above
j: up
k: down
dd: delete current cell
ctrl + 2: convert the cell to markdown cell
2: add ##
before the markdown text
ctrl + 1: convert the cell to code cell
ctrl + s: save the document