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 * [The Cloud Posse Developer Hub](https://docs.cloudposse.com/) - You'll find comprehensive guides and documentation to help you start working with the Cloud Posse technology stack as quickly as possible, as well as support if you get stuck. This is also useful as a source of inspiration for your own guides and documentation repositories.
 * [:books: Freely available programming books](https://ebookfoundation.github.io/free-programming-books/books/free-programming-books.html) - List of Free Learning Resources In Many Languages. **Source code** : [EbookFoundation/free-programming-books](https://github.com/EbookFoundation/free-programming-books)
 * [Async Manifesto](http://asyncmanifesto.org/) - (2014) Manifesto for Async Software Development | Principles of Async Software Development
-* [Peter Van Roy](https://www.info.ucl.ac.be/~pvr/VanRoyChapter.pdf) - (2008) [PDF] Programming Paradigms for Dummies: What Every Programmer Should Know. **Bonus** :fr: [FR] [Slides](https://www.info.ucl.ac.be/~pvr/jussieuParadigms2008.pdf)
+* [Peter Van Roy](https://www.info.ucl.ac.be/~pvr/VanRoyChapter.pdf) - (2008) [PDF] Programming Paradigms for Dummies: What Every Programmer Should Know. **Bonus** :fr: [FR] [Slides in french](https://www.info.ucl.ac.be/~pvr/jussieuParadigms2008.pdf) and [Poster in English](https://www.info.ucl.ac.be/~pvr/paradigmsDIAGRAMeng108.pdf)
 
 > Programming challenges
 * [Colin Hughes](https://projecteuler.net/index.php?section=problems) - Project Euler proposes a series of challenging mathematical/computer programming problems