Berlin-Brandenburg Scala User Group: objects can still teach us one or two things.
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it’s not because you are not in object-land that you can drop minimally good practices
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Berlin-Brandenburg Scala User Group: objects can still teach us one or two things.
- 1. objects can still teach us one or two things. Phil Calçado - SoundCloud @pcalcado http://philcalcado.com Sunday, January 29, 12
- 3. (I will not talk about monads, scalaz, bifunctors or burritos) Sunday, January 29, 12
- 4. with Sunday, January 29, 12
- 5. we thought we would... Sunday, January 29, 12
- 6. more like... Sunday, January 29, 12
- 7. and then... Sunday, January 29, 12
- 8. Sunday, January 29, 12
- 9. with Sunday, January 29, 12
- 10. we think we can... Sunday, January 29, 12
- 11. but what I see in the wild... Sunday, January 29, 12
- 12. but what I see in the wild... Sunday, January 29, 12
- 13. coupling no single responsibility “cyclomatic complexity” Sunday, January 29, 12
- 14. coupling no single responsibility “cyclomatic complexity” it’s just (bad) procedural code, really Sunday, January 29, 12
- 15. that code was replaced by something like this Sunday, January 29, 12
- 16. coupling no single responsibility “cyclomatic complexity” Sunday, January 29, 12
- 17. all old problems. Sunday, January 29, 12
- 18. all old problems. ? Sunday, January 29, 12
- 19. coupling no single responsibility “cyclomatic complexity” composition! Sunday, January 29, 12
- 20. Sunday, January 29, 12
- 21. building blocks you need: higher-order functions combinators partial application function composition Sunday, January 29, 12
- 22. (I kinda lied) Sunday, January 29, 12
- 23. all old problems. ? Sunday, January 29, 12
- 24. much older than we thought... Sunday, January 29, 12
- 25. tl;dr => it’s not because you are not in object- land that you can drop minimally good practices => just using the basic blocks of functional programming gives you a lot => after a while using these you see patterns emerging. and you understand why monads and friends exist. promise :) Sunday, January 29, 12
- 26. Functional Programming with Bananas, Lenses, Envelopes and Barbed Wire: http://bit.ly/FP-with-Bananas-Lenses- Envelopes-and-Barbed-Wire Basic Category Theory for Computer Scientists: http://amzn.to/xxeVUC Theorems for free!: http://bit.ly/Theorems-for-free The Essence of Functional Programming: http://bit.ly/the-essence-of-FP Sunday, January 29, 12