The Bipolar Programmer

Transcript

1. THE BIPOLAR PROGRAMMER

2. $ whoami

3. @janogonzalez

4. @hop_in

5. A TALE OF TWO DEVELOPERS

6. HACKER
   V/S
   THINKER

7. HACKER

8. GET THINGS DONE

9. FAST

10. HACKS

11. MAINTENANCE
    NIGHTMARE

12. NEEDS MORE DUCT TAPE

13. THINKER

14. THINKS ABOUT ABSTRACTIONS

15. THINKS ABOUT MAINTAINABILITY

16. TOO MANY
    ABSTRACTIONS

17. ANALYSIS
    PARALYSIS

18. NEEDS MORE LAYERS

19. MY HISTORY

20. A TRILOGY OF MOVIES

21. THE HACKER YEARS

22. THE HACKER YEARS

23. THE LEARNING YEARS

24. THE UML YEARS

25. THE UML YEARS

26. THE HACKER
    WAS GONE

27. UML, RUP, GoF, XML, ETC.

28. STOCKHOLM
    SYNDROME

29. EVOLUTION?

30. THE ONE TRUE WAY™

31. THE PATH?

32. FEAR

33. I WAS SO WRONG!

34. EVERYDAY LIFE
    IS THE PATH

35. ENTER
    RUBY

36. SMALLTALK IN PERL’S DISGUISE

37. HAPPY THINKER

38. THINKER class AccountProtectionProxy def initialize(real_account, owner) @subject = real_account @owner

    = owner end ! def method_missing(name, *args) check_access @subject.send(name, *args) end ...

39. OMG! GoF NEVER WAS SO EASY

40. HAPPY HACKER

41. HACKER $1 if str ~= /(foo)+/

42. ONE LINERS FTW!

43. HACKER
    ❤
    THINKER

44. LET’S WORK TOGETHER

45. HARMONY

46. HARMONY (1..42).select(&:even?). map { |n| n * 2 }. reduce(&:*)

47. EXPRESS YOURSELF

48. EXPRESS YOURSELF File.open('my.txt').each do |line| puts line if line =~

    /jano/ end

49. THE PATH

50. THE PATH IS NO PATH

51. THE PATH

52. WORKING TOGETHER

53. HACKER

54. EXPLORE
    NEW TERRITORY

55. THINKER

56. FIND ACCEPTANCE CRITERIA

57. DEFINE COMPONENTS

58. BALANCE

59. DELIVER VALUE
    V/S
    DIMINISH TECHNICAL DEBT

60. CREATIVITY
    V/S
    STANDARDIZATION

61. EXAMPLE

62. CASE STATEMENT
    V/S
    FACTORY + COMMANDS

63. EXAMPLE case account_type when :premium then # do stuff when

    :standard then # do stuff when :personal then # do stuff end

64. EXAMPLE class PremiumAccount def initialize # do stuff end !

    def execute(context) # do stuff end end

65. EXAMPLE class AccountFactory def self.create(type) name = "#{type.capitalize} Account" klass

    = Kernel.const_get(name) klass.new end end

66. EXAMPLE AccountFactory .create(account_type) .execute(context)

67. IMPLICIT
    V/S
    EXPLICIT

68. CLARITY
    V/S
    DRY

69. CLARITY
    V/S
    SRP

70. NOW
    V/S
    FUTURE

71. MY HUMBLE ADVICE

72. LEARN ABOUT
    BEST PRACTICES

73. DON’T FOLLOW BLINDLY YOUR FUNCTIONAL GURU

74. DON’T FOLLOW BLINDLY YOUR OO GURU

75. TESTS
    +
    REFACTORING

76. HOW TO IMPROVE

77. HACKER

78. LEARN ABOUT OOP & PATTERNS

79. TRY IMMUTABILITY & SEQUENCES

80. DO SEPARATE RESPONSIBILITIES

81. THINKER

82. LEARN ABOUT
    ONE LINERS

83. TRY CODE GOLF

84. DO EVIL STUFF

85. EVERYONE

86. READ A LOT OF CODE

87. WRITE A LOT OF CODE

88. ONE LAST ADVICE

89. कഁ཭

90. SHU कഁ཭

91. HA कഁ཭

92. RI कഁ཭

93. None

94. CONCLUSIONS

95. RUBY GIVES YOU FREEDOM

96. LETS YOU STRIVE FOR BALANCE

97. AVOID CARGO CULT

98. GOOD ADVICE
    V/S
    LAWS

99. THERE IS
    NO TRUE PATH

100. IF YOU MEET THE BUDDHA IN THE ROAD, KILL HIM!

101. FOLLOW YOUR
     ❤

102. THANK YOU!
     ❤

103. IMAGES ! • http://commons.wikimedia.org/wiki/File:Yin_yang.svg • http://upload.wikimedia.org/wikipedia/commons/archive/f/ f4/20050917122925%21Janus-Vatican.JPG