{"id":37335,"date":"2023-07-07T16:51:12","date_gmt":"2023-07-07T16:51:12","guid":{"rendered":"https:\/\/www.railscarma.com\/?p=37335"},"modified":"2023-07-20T04:44:33","modified_gmt":"2023-07-20T04:44:33","slug":"rails-%e3%81%ae%e6%a9%9f%e8%83%bd%e3%83%95%e3%83%a9%e3%82%b0-%e3%83%86%e3%82%b9%e3%83%88%e7%ae%a1%e7%90%86%e3%81%ae%e3%83%87%e3%83%97%e3%83%ad%e3%82%a4%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/rails-%e3%81%ae%e6%a9%9f%e8%83%bd%e3%83%95%e3%83%a9%e3%82%b0-%e3%83%86%e3%82%b9%e3%83%88%e7%ae%a1%e7%90%86%e3%81%ae%e3%83%87%e3%83%97%e3%83%ad%e3%82%a4%e6%96%b9%e6%b3%95\/","title":{"rendered":"Rails \u306e\u6a5f\u80fd\u30d5\u30e9\u30b0: \u30c7\u30d7\u30ed\u30a4\u3001\u30c6\u30b9\u30c8\u3001\u7ba1\u7406\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"37335\" class=\"elementor elementor-37335\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7609814 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7609814\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c5f64c9\" data-id=\"c5f64c9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a89b66a elementor-widget elementor-widget-text-editor\" data-id=\"a89b66a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u306f\u3058\u3081\u306b: \u6a5f\u80fd\u30d5\u30e9\u30b0\u306f\u3001\u6a5f\u80fd\u30c8\u30b0\u30eb\u307e\u305f\u306f\u30b9\u30a4\u30c3\u30c1\u3068\u3082\u547c\u3070\u308c\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5185\u306e\u6a5f\u80fd\u306e\u53ef\u7528\u6027\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306b\u304a\u3051\u308b\u8cb4\u91cd\u306a\u624b\u6cd5\u3067\u3059\u3002\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001Rails \u958b\u767a\u8005\u306f\u65b0\u3057\u3044\u6a5f\u80fd\u3092\u7c21\u5358\u306b\u30c7\u30d7\u30ed\u30a4\u3001\u30c6\u30b9\u30c8\u3001\u7ba1\u7406\u3057\u3001A\/B \u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3001\u5909\u66f4\u3092\u6bb5\u968e\u7684\u306b\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u52b9\u679c\u7684\u306b\u30c7\u30d7\u30ed\u30a4\u3001\u30c6\u30b9\u30c8\u3001\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3092\u5b9f\u8df5\u7684\u306a\u4f8b\u3068\u3068\u3082\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/span><\/p><h3><b>\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u8a2d\u5b9a<\/b><\/h3><p><span style=\"font-weight: 400;\">\u307e\u305a\u3001Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 <a href=\"https:\/\/github.com\/jnunemaker\/flipper\" target=\"_blank\" rel=\"noopener\">\u30d5\u30ea\u30c3\u30d1\u30fc\u30b8\u30a7\u30e0<\/a> \u4f8b\u3068\u3057\u3066\u6319\u3052\u307e\u3059\u304c\u3001\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u4ed6\u306e\u6a5f\u80fd\u30d5\u30e9\u30b0\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Flipper gem \u3092 Gemfile \u306b\u8ffd\u52a0\u3057\u3066\u5b9f\u884c\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002 <\/span><span style=\"font-weight: 400;\">\u30d0\u30f3\u30c9\u30eb\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span><span style=\"font-weight: 400;\">.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u521d\u671f\u5316\u30d5\u30a1\u30a4\u30eb (<\/span><span style=\"font-weight: 400;\">config\/initializers\/flipper.rb<\/span><span style=\"font-weight: 400;\">) \u4ee5\u4e0b\u306e\u5185\u5bb9:<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0863f28 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0863f28\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b742757\" data-id=\"b742757\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d13b70 elementor-widget elementor-widget-text-editor\" data-id=\"3d13b70\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u300c\u30d5\u30ea\u30c3\u30d1\u30fc\u300d\u304c\u5fc5\u8981\u3067\u3059<br \/>Flipper.configure \u306f |config| \u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<br \/>config.adapter = Flipper::Adapters::ActiveRecord.new<br \/>\u7d42\u308f\u308a<\/strong><\/p><p><strong># \u30ec\u30b8\u30b9\u30bf\u6a5f\u80fd\u30d5\u30e9\u30b0<\/strong><\/p><p><strong>Flipper.register(:new_feature) \u306f |actor| \u3092\u5b9f\u884c\u3057\u307e\u3059<br \/>\u4ff3\u512a.\u7ba1\u7406\u8005? # \u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u6761\u4ef6\u306e\u4f8b<br \/>\u7d42\u308f\u308a<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-357de07 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"357de07\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cd5921f\" data-id=\"cd5921f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2bc343a elementor-widget elementor-widget-text-editor\" data-id=\"2bc343a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u79fb\u884c\u3092\u4f5c\u6210\u3057\u3066\u3001Flipper \u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30c6\u30fc\u30d6\u30eb\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002<\/span><\/p><p><strong>\u30ec\u30fc\u30eb\u306f\u30d5\u30ea\u30c3\u30d1\u30fc\u3092\u751f\u6210\u3057\u307e\u3059:active_record<br \/>Rails \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9:\u79fb\u884c<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fd20230 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fd20230\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3585293\" data-id=\"3585293\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e336125 elementor-widget elementor-widget-text-editor\" data-id=\"e336125\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><b>\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u30c7\u30d7\u30ed\u30a4<\/b><\/h3><p><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u8a2d\u5b9a\u3057\u305f\u3089\u3001\u305d\u308c\u3089\u3092\u3055\u307e\u3056\u307e\u306a\u74b0\u5883\u306b\u5c55\u958b\u3057\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u306b\u57fa\u3065\u3044\u3066\u6709\u52b9\u307e\u305f\u306f\u7121\u52b9\u306b\u3057\u3001\u6bb5\u968e\u7684\u306a\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u3055\u307e\u3056\u307e\u306a\u74b0\u5883\u3067\u30d5\u30e9\u30b0\u3092\u6709\u52b9\/\u7121\u52b9\u306b\u3057\u307e\u3059\u3002<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u958b\u767a\u74b0\u5883\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30d5\u30e9\u30b0\u3092\u6709\u52b9\u306b\u3057\u3066\u30c6\u30b9\u30c8\u3068\u958b\u767a\u3092\u8a31\u53ef\u3067\u304d\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3067\u306f\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30b9\u30c8\u3059\u308b\u305f\u3081\u306b\u3001\u4eca\u5f8c\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u95a2\u9023\u3059\u308b\u30d5\u30e9\u30b0\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u904b\u7528\u74b0\u5883\u3067\u306f\u3001\u30d5\u30e9\u30b0\u3092\u6bb5\u968e\u7684\u306b\u6709\u52b9\u306b\u3059\u308b\u304b\u3001\u7279\u5b9a\u306e\u30e6\u30fc\u30b6\u30fc \u30b0\u30eb\u30fc\u30d7\u306b\u5bfe\u3057\u3066\u30d5\u30e9\u30b0\u3092\u6709\u52b9\u306b\u3057\u3066\u3001\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8 \u30d7\u30ed\u30bb\u30b9\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306f\u74b0\u5883\u5909\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30b0\u8a2d\u5b9a\u3092 YAML \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3057\u307e\u3059 (<\/span><span style=\"font-weight: 400;\">config\/feature_flags.yml<\/span><span style=\"font-weight: 400;\">) \u307e\u305f\u306f\u74b0\u5883\u5909\u6570\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3068\u3001\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u3084\u518d\u30c7\u30d7\u30ed\u30a4\u3092\u884c\u308f\u305a\u306b\u30d5\u30e9\u30b0\u8a2d\u5b9a\u3092\u7c21\u5358\u306b\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u6bb5\u968e\u7684\u306a\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u307e\u305a\u3001\u5c11\u6570\u306e\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u7279\u5b9a\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u5bfe\u3057\u3066\u65b0\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u6709\u52b9\u306b\u3057\u3066\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u53ce\u96c6\u3057\u3001\u305d\u306e\u5f71\u97ff\u3092\u76e3\u8996\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u6a5f\u80fd\u306b\u5bfe\u3059\u308b\u4fe1\u983c\u5ea6\u304c\u9ad8\u307e\u308b\u306b\u3064\u308c\u3066\u3001\u5f90\u3005\u306b\u5272\u5408\u3092\u5897\u3084\u3059\u304b\u3001\u30e6\u30fc\u30b6\u30fc \u30b0\u30eb\u30fc\u30d7\u3092\u62e1\u5927\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><\/ul><h3><b>\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u30c6\u30b9\u30c8<\/b><\/h3><p><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u5b9f\u88c5\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30d5\u30e9\u30b0\u69cb\u6210\u3068\u305d\u306e\u4e88\u60f3\u3055\u308c\u308b\u52d5\u4f5c\u3092\u30ab\u30d0\u30fc\u3059\u308b\u5305\u62ec\u7684\u306a\u30c6\u30b9\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30c6\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30b0\u306e\u72b6\u614b (\u6709\u52b9\u307e\u305f\u306f\u7121\u52b9) \u306b\u57fa\u3065\u3044\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u3092\u30ab\u30d0\u30fc\u3059\u308b\u30c6\u30b9\u30c8 \u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u3055\u307e\u3056\u307e\u306a\u30d5\u30e9\u30b0\u69cb\u6210\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3092\u30c6\u30b9\u30c8\u3057\u3001\u6b63\u3057\u304f\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30c6\u30b9\u30c8\u30c0\u30d6\u30eb\u307e\u305f\u306f\u30e2\u30c3\u30af\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30c6\u30b9\u30c8\u3067\u306f\u3001\u30c6\u30b9\u30c8 \u30c0\u30d6\u30eb\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u6a5f\u80fd\u30d5\u30e9\u30b0\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u30e2\u30c3\u30af\u3057\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u30d5\u30e9\u30b0\u306e\u72b6\u614b\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u3001\u305d\u306e\u52d5\u4f5c\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u3053\u308c\u306b\u3088\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30d1\u30b9\u3092\u30c6\u30b9\u30c8\u3057\u3001\u5404\u30d5\u30e9\u30b0\u72b6\u614b\u3092\u9069\u5207\u306b\u51e6\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><\/ul><h3><b>\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u7ba1\u7406<\/b><\/h3><p><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u52b9\u7387\u7684\u306a\u7ba1\u7406\u306b\u306f\u3001\u96c6\u4e2d\u7ba1\u7406\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3001\u76e3\u8996\u3001\u304a\u3088\u3073\u9069\u5207\u306a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u4e00\u5143\u7684\u306a\u30d5\u30e9\u30b0\u7ba1\u7406:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4e00\u5143\u7684\u306a\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u307e\u305f\u306f UI \u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30e9\u30b0\u306e\u6709\u52b9\u5316\u307e\u305f\u306f\u7121\u52b9\u5316\u3001\u30d5\u30e9\u30b0\u306e\u4f7f\u7528\u72b6\u6cc1\u306e\u76e3\u8996\u3001\u7d4c\u6642\u7684\u306a\u5909\u66f4\u306e\u8ffd\u8de1\u3092\u7c21\u5358\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Flipper \u306b\u306f\u3001\u4fbf\u5229\u306a\u30d5\u30e9\u30b0\u7ba1\u7406\u306e\u305f\u3081\u306b Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30de\u30a6\u30f3\u30c8\u3067\u304d\u308b\u7d44\u307f\u8fbc\u307f\u306e Web \u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\uff1a<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u69cb\u6210\u30d5\u30a1\u30a4\u30eb (YAML) \u3092\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u306b\u4fdd\u5b58\u3057\u3066\u3001\u5909\u66f4\u3092\u8ffd\u8de1\u3057\u3001\u5c65\u6b74\u3092\u78ba\u8a8d\u3057\u3001\u30c1\u30fc\u30e0 \u30e1\u30f3\u30d0\u30fc\u9593\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u76e3\u8996\u3068\u5206\u6790:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30ed\u30b0\u8a18\u9332\u307e\u305f\u306f\u5206\u6790\u3092\u5b9f\u88c5\u3057\u3066\u3001\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u8ffd\u8de1\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30b0\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u6a5f\u80fd\u304c\u4e3b\u8981\u306a\u6307\u6a19\u306b\u53ca\u307c\u3059\u5f71\u97ff\u3092\u6e2c\u5b9a\u3057\u3066\u3001\u6a5f\u80fd\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u3064\u3044\u3066\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u3044\u305f\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30b0\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u30af\u30ea\u30fc\u30f3\u306a\u72b6\u614b\u306b\u4fdd\u3064\u305f\u3081\u306b\u3001\u53e4\u3044\u30d5\u30e9\u30b0\u3084\u975e\u63a8\u5968\u306e\u30d5\u30e9\u30b0\u3092\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3057\u3066\u524a\u9664\u3057\u307e\u3059\u3002<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30b0\u306e\u4f5c\u6210\u3001\u30c6\u30b9\u30c8\u3001\u30ea\u30ea\u30fc\u30b9\u3001\u6700\u7d42\u7684\u306a\u524a\u9664\u306a\u3069\u3001\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u7ba1\u7406\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><\/li><\/ul><h3><span style=\"font-weight: 400;\"><strong>\u7d50\u8ad6\uff1a<\/strong> <\/span><\/h3><p><span style=\"font-weight: 400;\">\u6a5f\u80fd\u30d5\u30e9\u30b0\u306f\u3001Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u6a5f\u80fd\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306b\u5bfe\u3059\u308b\u5927\u5e45\u306a\u67d4\u8edf\u6027\u3068\u5236\u5fa1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u8aac\u660e\u3059\u308b\u624b\u9806\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u52b9\u679c\u7684\u306b\u5c55\u958b\u3001\u30c6\u30b9\u30c8\u3001\u7ba1\u7406\u3067\u304d\u308b\u305f\u3081\u3001\u65b0\u3057\u3044\u6a5f\u80fd\u3092\u8a66\u3057\u3001\u6bb5\u968e\u7684\u306b\u6a5f\u80fd\u3092\u5c55\u958b\u3057\u3001\u3088\u308a\u826f\u3044\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u6a5f\u80fd\u30d5\u30e9\u30b0\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u9078\u629e\u3057\u3001\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u4f8b\u3092\u7279\u5b9a\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/www.railscarma.com\/ja\">\u30ec\u30a4\u30eb\u30b9\u30ab\u30eb\u30de<\/a> \u7d4c\u9a13\u8c4a\u5bcc\u3067\u4fe1\u983c\u3067\u304d\u308b <a href=\"https:\/\/www.railscarma.com\/ja\">Ruby on Rails\u958b\u767a\u4f1a\u793e<\/a> \u9ad8\u54c1\u8cea\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u719f\u7df4\u3057\u305f\u958b\u767a\u8005\u30c1\u30fc\u30e0\u3068\u5b9f\u7e3e\u306e\u3042\u308b\u5f53\u793e\u306f\u3001\u5805\u7262\u3067\u52b9\u7387\u7684\u306a Rails \u958b\u767a\u30b5\u30fc\u30d3\u30b9\u3092\u6c42\u3081\u308b\u4f01\u696d\u306b\u3068\u3063\u3066\u4fe1\u983c\u3067\u304d\u308b\u9078\u629e\u80a2\u3067\u3059\u3002<br \/><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t  <div class=\"related-post slider\">\r\n        <div class=\"headline\">\u95a2\u9023\u8a18\u4e8b<\/div>\r\n    <div class=\"post-list owl-carousel\">\r\n\r\n            <div class=\"item\">\r\n            <div class=\"thumb post_thumb\">\r\n    <a  title=\"Offliberty Ruby Gem\u3068\u306f\uff1f\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/what-is-offliberty-ruby-gem-and-how-it-works\/?related_post_from=41304\">\r\n\r\n      <img decoding=\"async\" width=\"800\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/What-is-Offliberty-Ruby-Gem-and-How-It-Works.png\" class=\"attachment-full size-full wp-post-image\" alt=\"\u30aa\u30d5\u30ea\u30d0\u30c6\u30a3\u30fb\u30eb\u30d3\u30fc\u30fb\u30b8\u30a7\u30e0\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/What-is-Offliberty-Ruby-Gem-and-How-It-Works.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/What-is-Offliberty-Ruby-Gem-and-How-It-Works-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/What-is-Offliberty-Ruby-Gem-and-How-It-Works-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/What-is-Offliberty-Ruby-Gem-and-How-It-Works-18x7.png 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\r\n\r\n    <\/a>\r\n  <\/div>\r\n\r\n  <a class=\"title post_title\"  title=\"Offliberty Ruby Gem\u3068\u306f\uff1f\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/what-is-offliberty-ruby-gem-and-how-it-works\/?related_post_from=41304\">\r\n        Offliberty Ruby Gem\u3068\u306f\uff1f  <\/a>\r\n\r\n        <\/div>\r\n              <div class=\"item\">\r\n            <div class=\"thumb post_thumb\">\r\n    <a  title=\"Rails\u306elink_to\u30e1\u30bd\u30c3\u30c9\uff1a\u4f8b\u306b\u3088\u308b\u5b8c\u5168\u30ac\u30a4\u30c9\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/rails-link_to-method-the-complete-guide-with-examples\/?related_post_from=41296\">\r\n\r\n      <img decoding=\"async\" width=\"800\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Rails-link_to-Method-The-Complete-Guide-with-Examples.png\" class=\"attachment-full size-full wp-post-image\" alt=\"Rails link_to\u30e1\u30bd\u30c3\u30c9\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Rails-link_to-Method-The-Complete-Guide-with-Examples.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Rails-link_to-Method-The-Complete-Guide-with-Examples-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Rails-link_to-Method-The-Complete-Guide-with-Examples-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Rails-link_to-Method-The-Complete-Guide-with-Examples-18x7.png 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\r\n\r\n    <\/a>\r\n  <\/div>\r\n\r\n  <a class=\"title post_title\"  title=\"Rails\u306elink_to\u30e1\u30bd\u30c3\u30c9\uff1a\u4f8b\u306b\u3088\u308b\u5b8c\u5168\u30ac\u30a4\u30c9\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/rails-link_to-method-the-complete-guide-with-examples\/?related_post_from=41296\">\r\n        Rails\u306elink_to\u30e1\u30bd\u30c3\u30c9\uff1a\u4f8b\u306b\u3088\u308b\u5b8c\u5168\u30ac\u30a4\u30c9  <\/a>\r\n\r\n        <\/div>\r\n              <div class=\"item\">\r\n            <div class=\"thumb post_thumb\">\r\n    <a  title=\"Ruby on Rails\u3092\u4f7f\u3063\u3066\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306aSaaS\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-to-build-a-scalable-saas-platform-using-ruby-on-rails\/?related_post_from=41273\">\r\n\r\n      <img decoding=\"async\" width=\"800\" 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\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u52b9\u679c\u7684\u306b\u30c7\u30d7\u30ed\u30a4\u3001\u30c6\u30b9\u30c8\u3001\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3092\u5b9f\u8df5\u7684\u306a\u4f8b\u3068\u3068\u3082\u306b\u8aac\u660e\u3057\u307e\u3059\u3002\u6a5f\u80fd\u30d5\u30e9\u30b0\u306e\u8a2d\u5b9a \u307e\u305a\u3001Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u6a5f\u80fd\u30d5\u30e9\u30b0\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u4f8b\u3068\u3057\u3066 Flipper gem \u3092\u4f7f\u7528\u3057\u307e\u3059\u304c\u3001\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u4ed6\u306e\u6a5f\u80fd\u30d5\u30e9\u30b0\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 \u2026<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-regex-match-guide-with-examples\/\"> <span class=\"screen-reader-text\">Ruby\u6b63\u898f\u8868\u73fe\u30de\u30c3\u30c1\u30ac\u30a4\u30c9\uff082026\uff09\u4f8b\u4ed8\u304d<\/span> \u3082\u3063\u3068\u8aad\u3080 \"<\/a><\/p>","protected":false},"author":5,"featured_media":37349,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1224],"tags":[],"class_list":["post-37335","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Feature flags in Rails: How to Deploy, Test &amp; Manage - RailsCarma<\/title>\n<meta name=\"description\" content=\"Feature flags in Rails offer a powerful technique for selectively enabling or disabling certain features within an app without any code.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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