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文
http://www.flickr.com/photos/rosenfeldmedia/3978121391/
http://www.flickr.com/photos/jurvetson/179214616/
http://www.flickr.com/photos/improveit/644371749/
手
http://www.flickr.com/photos/katerha/5021009210/
http://www.flickr.com/photos/etiennepadin/422763658/
http://www.flickr.com/photos/73159082@N00/365822592/
http://www.flickr.com/photos/davemorris/21853625/
 
NoMethodError:
private method `sub' called
       for nil:NilClass
NoMethodError:
private method `sub' called
       for nil:NilClass
NoMethodError:
private method `sub' called
       for nil:NilClass
app/ext/search_btn_ext/search_btn_ext.rb
                      /views/
                      /stylesheet/
                      /images/
                      /spec/
app/ext/search_btn_ext/search_btn_ext.rb
                      /views
                      /stylesheet
                      /images
                      /spec
app/ext/search_btn_ext/search_btn_ext.rb
一目
Proto
                                                          Type
                                                   Text




http://www.flickr.com/photos/zeevveez/2853759644/
app/ext/search_btn_ext/search_btn_ext.rb
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end



= search_btn_tag
module SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
      new_search_btn_tag
    end
  end
end



= invoke :search_btn_ext, :search_btn do
  search_btn_tag
module SearchBtnExt
       SearchBtnExt
  active_if :staff

  scope(:view) do
    callback(:search_btn) do
             :search_btn
      new_search_btn_tag
    end
  end
end



= invoke :search_btn_ext, :search_btn do
  search_btn_tag
一
module BookExt
  ...
  models do
    expand(‘User’) do
      has_one :book
      def my_book_name
        self.ext.book.name
      end
    end
  end
end
module BookExt
  ...
  models do
    expand(‘User’) do
      has_one :book
      def my_book_name
        self.ext.book.name
      end
    end
  end
end
module BookExt
  ...
  models do
    expand(‘User’) do
      has_one :book
      def my_book_name
        self.ext.book.name
      end
    end
  end
end
module BookExt
  ...
  models do
    expand(‘User’) do
      has_one :book
      def my_book_name
        self.ext.book.name
      end
    end
  end
end
module BookExt
  ...
  models do
    expand(‘User’) do
      has_one :book
      def my_book_name
        self.ext.book.name
      end
    end
  end
end


user.ext.book
user.ext.my_book_name
http://www.oreillymaker.com/link/43029/ajaxon-extnsion/
module SmileExt
  active_if :staff
  async_view do
    def html
      smile_tag
    end
  end
end
module SmileExt
  active_if :staff
  async_view do
    def html
      smile_tag
    end
  end
end




= cookpad_logo
module SmileExt
  active_if :staff
  async_view do
    def html
      smile_tag
    end
  end
end




= cookpad_logo
= async_view :smile_ext
一
http://www.flickr.com/photos/8136496@N05/1811017341/
http://www.flickr.com/photos/8136496@N05/1811017341/
見    行
    心
方
高
どんどん使う

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どんどん使う

Hinweis der Redaktion

  1. \n
  2. 本番\nプロトタイプ\n垣根 無くす\n
  3. \n
  4. ユーザに価値を提供する手法\n様々ある\nクックパッド 取り入れ 一定の成果\nただ、今までの手法では上手く解決できていなかった問題があります\n
  5. 実際使いたい\n使わないと分からない\n例 献立を決める\n使って 改善 イテレーション\n
  6. ユーザの声を聞きたい\n
  7. 達成できています\n事例を二つ紹介\n
  8. 新しい検索ボタン\n通常の検索か 人気検索か\n以前検索した方法記憶して 後はワンボタン\n
  9. 新しいデザイン\n画像が大きく\nぐっと見やすく\n
  10. では、どのように実現したか\n
  11. 解決しなければいけない課題 3つ\n
  12. 不安定なコード\nメインコード\n壊さない\n
  13. \n
  14. 速度がおちてはいけない。\n安全な品質を確保するために\nテストコード 過度のレビュー\n
  15. Extension Framework\n\n
  16. 順番に説明します\nまずは 安全 これにかんしては\n不安定な場合に どのような振る舞い 見せます\n
  17. 普段通りの検索ボタンがでます\n
  18. 普段通りの検索ボタンがでます\n
  19. 普段通りの検索ボタンがでます\n
  20. 普段通りの検索ボタンがでます\n
  21. 普段通りの検索ボタンがでます\n
  22. 普段通りの検索ボタンがでます\n
  23. 普段通りの検索ボタンがでます\n
  24. 普段通りの検索ボタンがでます\n
  25. 普段通りの検索ボタンがでます\n
  26. 普段通りの検索ボタンがでます\n
  27. 普段通りの検索ボタンがでます\n
  28. 不安定なコードとはいえ、\nエラーの監視 大丈夫\n
  29. 安全 OK\nつぎに品質\n不安定なコードをどうやって管理するか\n壊れてもいい とはいえ 不安定 汚いコード 混じる\n
  30. 機能単位にまとめ \n不安定なコードを切り離す\n\nCells\n\nコンポーネント指向 ライブラリ\n違い 再利用性は考えていない\n\n\n
  31. ディレクトリに機能単位\nCells\nコンポーネント指向\nいくつかのFeature\n\n
  32. 全てこのファイルで拡張\n以前は分割してた\n一つの方が楽\n\nコードの中身はのちほど\n\n
  33. \n
  34. ファイルが一つ\nテストがかける\nリファクタリングが出来る\n\n一定人数以上に公開する場合 テスト必須\nさらに マスターにマージ リファクタリング\n
  35. \n
  36. 品質 OK\n\n残るは開発速度\nここまでで 汚いコード 本番 だせる\nあとは、実装のしやすさです\n
  37. 先ほど このファイル 例\n実装 仕方 伝える\n
  38. 全体像\n
  39. \n
  40. 権限管理\nスタッフ限定\nエンジニア限定\n自分だけ\nターゲットユーザだけ\n
  41. 差し替えるコード\n\n
  42. 差し替えるコード\n\n
  43. 元のコード\n
  44. ブロックで囲む\n
  45. ブロックで囲む\n
  46. 普段通りの検索ボタンがでます\nちなみに Model\n
  47. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  48. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  49. Modelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  50. Modelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  51. Modelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\nhelperも同様\nClassMethodも実装出来ます\n影響を最小限\n
  52. また キャッシュページ Ajax\n
  53. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  54. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  55. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  56. 例えばBookExtという拡張を作ります\nModelの拡張\n透過的ではない\nExtension内部から\nExtで空間がかぶらない\n
  57. \n
  58. \n
  59. 誘惑 全てをコンポーネントで実装\n一つの機能は分解すると複数の小さな機能\n厳密にコンポーネントで管理するのは大変\n連携 複雑性\nコンポーネント プロトタイプ 補助 \n
  60. 複雑に入り組みます\n\n
  61. ただ、多ければ良いという訳ではない\nきちんと削除していきたい\n
  62. 僕たち開発基盤グループ にとって\nユーザ と エンジニア\n
  63. 少し前につくれぽ検索をリリース\n其の前に一部のユーザに使ってもらい価値を確認\n
  64. \n
  65. 終わったら奇麗に除去する事が出来る\n\n他にもABテスト 検討\n
  66. \n
  67. \n