== Working with notebooks

=== !

Notebooks are a powerful tool for scientific programming

* Lets you keep a detailed record of your work
* Everything is in one place
* Allows interactive code and data exploration
* Easy to share

=== how to work with notebooks?

[%step]
* **Plot everything**
* Write detailed explanations of what you do, and why
** Unless you have a very specific kind of reader, explain also "well known" methods 
** Btw, learn Markdown
* Keep your notebooks reasonably short
* Create different notebooks for different aims
* Refactoring usually means taking the code and putting it auxiliary files

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=== Guided example: Machine learning workflow

image::xl23h24nc.jpg[]

