LevelUp! Games - Coffeescript keeps you awake

A coffescript introduction

Transcript

4. Coffeescript
5. “A little language that compiles in Javascript” - coffeescript.org “A programming language that transcompiles to JavaScript” - Wikipedia
6. “It's just Javascript!” - Jeremy Ashkenas
7. So what?
8. Anywhere you use Javascript..
10. JeremyAshkenas = [ "Underscore", "Backbone", "Coffeescript" ]
11. Created in 2009 ~ but bOOOmm in 2011 !
12. What’s so special about it? @w@
13. The language adds syntactic sugar inspired by Ruby, Python and Haskell
15. Less NOISE no semicolons, no braces, no var, no function Coffeescript is a quieter Javascript :P
16. Ship.prototype.right = function (move) { return this.keys.right = move; };
17. right: (move) -> @keys.right = move
18. Write LESS
19. this
20. “string #{interpolation}”
21. Classes
22. Statement Modifiers
23. Operators is, isnt, in, on, off, unless
24. Comprehensions foods = ['broccoli', 'spinach', 'chocolate'] eat food for food in foods when food isnt 'chocolate'
26. Compilated Javascript > Handed Javascript
27. Learn Javascript with Coffeescript
28. How to install?
29. How it works?
30. Can I write Javascript in a coffeescript file?
31. Can I write inline Coffeescript instead inline Javascript?
32. Let’s write coffeescript code.
33. IMHO
34. Want to learn?
35. 1. Syntax 2. Code