Useful input
Shift+space Execute cell
!<command>
To execute shell command
Example: !pip install -Uqq fastai to upgrade to latest Fast.ai package
??<symbol>
To show full definition of symbol, for example function source code
%time <cmd>
To time execution
#|default_exp
#|export
To convert a notebook into a python script.
See notebook2script
How to transform a notebook into slides
RISE
Blog posts with notebooks
CI for notebooks
See fastai/fastai