Crafting Rails Culture

Transcript

1. Crafting Rails Culture
   to Your Company
   Hiroshi SHIBATA
   @hsbt
   RailsPacific
   

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2. Thank you!
   

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3. SHIBATA
   Hiroshi
   @hsbt
   

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4. Tokyo
   Matze
   

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5. RailsGirls in Japan
   

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6. asakusa.rb
   

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7. RubyKaigi 2014
   RubyConf Taiwan
   2014
   RedDotRubyConf
   2014
   RailsPacific
   OedoRubyKaigi04
   

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8. Ruby Committer
   

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9. ruby
   rubygems
   rake
   rdoc
   psych
   syck
   ruby-build
   railsgirls
   railsgirls-jp
   kaminari
   tdiary
   hiki
   jenkins.rb
   fastladder
   commit bit collector
   

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10. My work of Ruby 2.2.0
    Update test-unit and minitest
    (removed from repository but
    bundled in tarball)
    coordinate to Ruby committers
    negotiate to sponsors
    make development environment
    

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19. "MPOHUJNFBHP
    

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23. Pepabo
    Hosting EC Media
    

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24. 0WFSQFPQMF
    

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25. organizations which design systems ... are constrained to
    produce designs which are copies of the communication
    structures of these organizations
    — M. Conway
    

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26. PHP
    MySQL5
    PHP
    MySQL4
    Ruby and PHP
    Rails
    MySQL5
    Pepabo
    

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27. ϛυϧ΢ΣΞͷΞοϓάϨʔυ
    ࣾ಺։ൃج൫ͷߏங
    ౷ܭج൫ͷߏங
    +409ͷӡ༻੔උ
    HJUIVC
    ηΩϡϦςΟ؂ࠪ
    ίʔυϨϏϡʔ
    ςετج൫ͷߏங
    ΞΫηεղੳج൫ͷߏங
    ։ൃϓϩηε
    ৽ਓڭҭ
    ݪߘࣥච
    ΧϯϑΝϨϯεൃද
    044։ൃ αʔόʔߏ੒؅ཧͷ࡮৽
    ϦʔϯελʔτΞοϓ
    +FOLJOT
    3VCZ3BJMT
    3%#.4
    ٕज़ج൫νʔϜ
    

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28. Pepabo
    ٕज़ج൫νʔϜ
    PHP
    MySQL5
    PHP
    MySQL4
    Ruby and PHP
    Rails
    MySQL5
    

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29. Ruby
    Rails
    MySQL5
    Ruby
    Rails
    MySQL5
    Ruby and PHP
    Rails
    MySQL5
    Pepabo
    ٕज़ج൫νʔϜ
    

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30. Why Ruby?
    

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31. 3. references
    Why Ruby?
    2. environment
    1. testing
    

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32. Testing
    

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33. 3. rspec
    powerful testing
    framework
    2. minitest
    1. test-unit
    

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34. Capybara
    

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35. 1) Failure:
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    | | | | |
    | | | | Array
    | | | [1, 2, 3]
    | | #
    | 3
    String
    Power Assert
    

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37. 1) Failure:
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    | | | | |
    | | | | Array
    | | | [1, 2, 3]
    | | #
    | 3
    String
    class TestPowerAssert < Minitest::Test
    def test_power_assert_failed
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    end
    end
    testcase
    assertion
    

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38. 3. run test -> fail -> detect fail reason
    Typical usecase
    2. add inspection code
    1. run test -> fail
    5. run test -> success
    4. fix code
    

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39. 3. run test -> fail -> detect fail reason
    Typical usecase
    2. add inspection code
    1. run test -> fail
    5. run test -> fail!!! -> turn to 2
    4. fix code
    

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40. Typical usecase
    1. run test -> fail
    5. run test -> fail!!! -> turn to 4
    4. fix code
    1) Failure:
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    | | | | |
    | | | | Array
    | | | [1, 2, 3]
    | | #
    | 3
    String
    

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42. Development
    Environment
    2. rbenv + ruby-build
    1. osx + homebrew
    

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43. Many references
    

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44. Rails Good Parts
    Why
    Rails?
    

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45. 3. admin integration
    Why Rails?
    2. oss way
    1. modern architecture
    

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46. enforce
    modern architecture
    

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47. case.1
    Ruby 1.8.6 to Ruby 2.1.2
    

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48. Ruby 1.8.6
    Rails 2.0.2
    Ruby 2.1.3
    Rails 4.1.6 new!
    

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49. Ruby
    1.8.6 1.8.7 1.9.3 2.0.0 2.1
    Rails
    2.0/2.1
    2.3
    3.0
    3.2
    4.0/4.1
    

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50. KyotoTycoon
    to
    memcached
    case.2
    replace legacy middleware
    

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51. app1
    app2
    

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52. begin
    require 'dalli'
    rescue LoadError => e
    $stderr.puts "You don't have dalli installed in your
    application. Please add it to your Gemfile and run
    bundle install"
    raise e
    end
    rails4 need to dalli
    

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53. kyoto tycoon is slower
    than mysql…
    dalli is not support
    to kyoto tycoon…
    

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55. enforce oss way
    

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56. Ruby
    Rails
    MySQL5
    Ruby
    Rails
    MySQL5
    Ruby and PHP
    Rails
    MySQL5
    Pepabo
    ٕज़ج൫νʔϜ
    

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58. class Bar
    def bar(foo = foo())
    foo
    end
    def buzz(foo = foo)
    foo
    end
    def foo
    :buzz
    end
    end
    p Bar.new.bar
    p Bar.new.buzz
    

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59. % ruby -v r45272.rb
    ruby 2.2.0dev (2014-04-13 trunk 45580) [x86_64-darwin13]
    :buzz
    nil
    % ruby -v r45272.rb
    ruby 2.1.2p80 (2014-03-01 revision 45231) [x86_64-darwin13.0]
    :buzz
    :buzz
    

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61. admin integration
    

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62. 3. no console
    What’s admin?
    2. payment/refund
    1. customer support
    

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63. organizations which design systems ... are constrained to
    produce designs which are copies of the communication
    structures of these organizations
    — M. Conway
    

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64. Developer Director
    Customer
    Support
    Our Typical Team
    

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65. VONBJOUBJOFEʜ
    

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66. 3. other app
    better admin
    2. Rails Engine
    1. app internal
    

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67. app internal
    pros
    better testing
    better deploy
    cons
    including difference application
    including effective code
    

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68. Rails Engine
    pros
    splitting application code
    better deploy
    cons
    difficulty testing
    can’t use production code directly
    

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69. Other app
    pros
    definitely splitting app
    cons
    separated develop cycle
    duplicated code
    

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70. No silver bullet
    

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71. Rails
    like a php
    MySQL5
    Rails
    like a java
    MySQL5
    Rails
    like a php
    MySQL5
    Optimize Your Company
    ٕज़ج൫νʔϜ
    

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72. Lern to
    Rails
    Internal
    step
    by
    step
    

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73. Lern to
    Active
    Record
    Internal
    

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74. github workflow
    

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75. ChatOps
    github issue
    costomer’s
    contact
    nagios
    

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76. DevOps
    

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77. Go to the
    next
    10 years
    

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