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Happy Programming with CoffeeScript
CoffeeScript is a programming language that compiles to JavaScript. It adds syntactic sugar like string interpolation and array comprehensions to make code more concise and readable in a JavaScript-like syntax. While CoffeeScript is not a replacement for JavaScript, it can help programmers write cleaner code, especially for those who dislike certain parts of JavaScript syntax. Whether to use CoffeeScript depends on one's needs - it is most useful for those who want cleaner syntax but still need to target JavaScript in the end.
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Happy Programming with CoffeeScript
- 1. Happy Programming withCoffeeScript 高見見龍龍 photo by yukop
- 2. 高見見龍龍 a.k.a Eddie orAquarianboy Live and work in Taipei, Taiwan. Serving in my own little tiny company. Flash / AS3 / Ruby / Rails / Python programming for living. Mac OS user, Objective-C for personal inerests. Technical Education and Consulant. PTT Flash BM (since 2007/4). Ruby Certified Programmer (Since 2012/1). Adobe Certified Flash Developer (Since 2006/7). Linux Professional Institue Certification (Since 2005/3). photo by Eddie
- 4.
- 5.
- 6.
- 7.
- 8. Before photo by Razlan
- 9. photo by Razlan Now
- 10. seems easy photo by apple apple
- 11.
- 12. Today, I amgoing o ell you..
- 13.
- 14. We’re not alking about this kind of coffee. photo by Nick Humphries
- 15. Not this either. photoby naotoj
- 16. I have noidea why engineers like using food as their project name.
- 17. Jeremy Ashkenas photo by jsconf
- 18.
- 19. and I saredo use CoffeeScript since 2011/5
- 20. and I saredo use CoffeeScript since 2011/5 because of Rails
- 22. yet another newlanguage !?
- 24.
- 25. just writen indifferent synax
- 26. borrowed from Python, Rubyand Haskell.
- 27. and would becompiled ino JavaScript code
- 28.
- 29. So, it's stillJavascript
- 30.
- 31.
- 32.
- 33. "I think it'sjust CoffeeScript"
- 34. whaever.. WTH can youdo with CoffeeScript?
- 35. anything which JavaScriptcan do.
- 36.
- 37. but with lessline of code.. ~ 30% off
- 38. CoffeeScript compiler iswriten in CoffeeScript
- 39. Is JavaScript that bad? photo by Bryan Gosline
- 40. the good parts photoby Steve Ganz
- 41. CoffeeScript = English-like grammar+ nice Synactic Sugar + Goodies
- 42.
- 43.
- 44. } } } }
- 45. } } } }
- 47.
- 48. greeting = "hi," + name + ", " + msg
- 49. greeting = "hi,#{name}, #{msg}"
- 50.
- 51.
- 52.
- 53.
- 54.
- 55. say_hello = (msg)-> console.log "hello, JSDC"
- 56. var say_hello; say_hello =function(msg) { return console.log("hello, JSDC"); };
- 57.
- 58. say_something = (msg= "JSDC") -> console.log "say #{msg}"
- 59. var say_something; say_something =function(msg) { if (msg == null) { msg = "JSDC"; } return console.log("say " + msg); };
- 60. ( ) isnot always necessary.
- 61.
- 62. greeting "eddie", "howare you"
- 63. everything is anexpression
- 64. return is notnecessary.
- 65. var hello; hello =function() { return "hi, JSDC"; };
- 66. hello = -> "hi, JSDC"
- 67.
- 68. var a; a =[1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
- 69.
- 70.
- 71. console.log i fori in [1..10]
- 72. var i, _i; for(i = _i = 1; _i <= 10; i = ++_i) { console.log(i); }
- 73. console.log "YES" ifoday == 'JSDC'
- 74.
- 75.
- 76. A: “would youmarry me?” B: true
- 77. A: “would youmarry me?” B: yes
- 78. console.log "go home"if oday isnt "JSDC"
- 79.
- 80. Hello.prootype.greeting = function(name){ console.log("hi, " + name); };
- 81. class Hello greeting: (name) -> console.log "hi, #{name}"
- 82. class Hello construcor: (@name) -> greeting: (msg) -> "hi, #{@name}, #{msg}"
- 83. var Hello; Hello =(function() { Hello.name = 'Hello'; function Hello(name) { this.name = name; } Hello.prootype.greeting = function(msg) { return "hi, " + this.name + ", " + msg; }; return Hello; })();
- 84.
- 85. the Original Way Your Brain JavaScript Browser
- 86. the CoffeeScript way Your Brain CoffeeScript JavaScript Browser
- 88. lots of languagesthat compile o JS http://goo.gl/nkAkQ
- 89.
- 90. RTFM, it's awesome! http://coffeescript.org/
- 91. or my shamelesspromotion blog http://blog.eddie.com.tw/caegory/coffeescript/
- 92. Let’s get ourfeet wet! photo by jlhopes
- 93.
- 94.
- 95. CoffeeScript is notso perfect
- 96.
- 97. People may stillwrie CoffeeScript as horribly as they wroe JavaScript..
- 98.
- 99. ( ) isnot always necessary.
- 100.
- 101. You've beter havea human CoffeeScript compiler in your head!
- 102.
- 103. CoffeeScript is notused o replace JavaScript.
- 104. If you don’tknow Javascript, and you think CoffeeScript can save your life..
- 105. you would bein trouble.
- 106.
- 107. Who is usingCoffeeScript?
- 108. actually, I don'treally care!
- 109. Who won't needthis?
- 110. People who don'tlike CoffeeScript.
- 111. People who alreadyknow javascript(the good parts) very well.
- 112. Who might need/likethis?
- 113. someone who don'tlike ;
- 114. someone who don'tlike { }
- 115. someone who don'tlike the PROTOTYPE.
- 116.
- 117.
- 118. Should I learnCoffeeScript?
- 119. Is it worthit?
- 120.
- 121.
- 122.
- 123.
- 124.
- 125.
- 126. .. and useCoffeeScript !
- 127.
- 128. I can't goback anymore!
- 129. give it atry
- 130.
- 131.
- 132. Conacts 高見見龍龍 Websie Blog http://www.eddie.com.tw http://blog.eddie.com.tw Plurk http://www.plurk.com/aquarianboy Facebook http://www.facebook.com/eddiekao Google Plus http://www.eddie.com.tw/+ Twiter https://twiter.com/#!/eddiekao Email eddie@digik.com.tw Mobile +886-928-617-687 photo by Eddie