# Preparation

* Refreshment on [intro to backend from Foundation](/course-content/foundation/intro-to-backend.md)
* <https://fullstackopen.com/en/part3/node_js_and_express#express> (10 min)
* Setup your Node to the [latest stable version (LTS)](https://stackoverflow.com/questions/10075990/upgrading-node-js-to-the-latest-version)

## Optional Resources

For more research, you can explore the following resources:

* [Express Crash Course](https://www.youtube.com/watch?v=CnH3kAXSrmU)
* [Going out to eat and understanding the basics of Express.js](https://medium.freecodecamp.org/going-out-to-eat-and-understanding-the-basics-of-express-js-f034a029fb66)
* [Express documentation](https://expressjs.com/en/5x/api.html)
* [HTTP Status cheatsheet](https://devhints.io/http-status)


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