{"id":39674,"date":"2025-07-08T06:26:50","date_gmt":"2025-07-08T06:26:50","guid":{"rendered":"https:\/\/www.railscarma.com\/?p=39674"},"modified":"2025-07-08T08:58:01","modified_gmt":"2025-07-08T08:58:01","slug":"ruby-on-rails-%e3%82%b3%e3%83%b3%e3%83%88%e3%83%ad%e3%83%bc%e3%83%a9%e3%82%92%e7%90%86%e8%a7%a3%e3%81%99%e3%82%8b-%e9%96%8b%e7%99%ba%e8%80%85%e3%82%ac%e3%82%a4%e3%83%89","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-on-rails-%e3%82%b3%e3%83%b3%e3%83%88%e3%83%ad%e3%83%bc%e3%83%a9%e3%82%92%e7%90%86%e8%a7%a3%e3%81%99%e3%82%8b-%e9%96%8b%e7%99%ba%e8%80%85%e3%82%ac%e3%82%a4%e3%83%89\/","title":{"rendered":"Ruby on Rails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u7406\u89e3\u3059\u308b\uff1a\u958b\u767a\u8005\u30ac\u30a4\u30c9"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"39674\" class=\"elementor elementor-39674\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8219744 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8219744\" 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-26d29d2\" data-id=\"26d29d2\" 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-68950dd elementor-widget elementor-widget-text-editor\" data-id=\"68950dd\" 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>\u5358\u306bRails\u3068\u547c\u3070\u308c\u308b\u3053\u3068\u3082\u591a\u3044Ruby on Rails\u306f\u3001Ruby\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306b\u57fa\u3065\u3044\u3066\u69cb\u7bc9\u3055\u308c\u305f\u5f37\u529b\u306aWeb\u958b\u767a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002Rails\u306f\u3001\u300c\u69cb\u6210\u3088\u308a\u3082\u898f\u7d04\u300d\u3001\u300cDRY\uff08Don't Repeat Yourself\uff09\u300d\u306e\u539f\u5247\u3067\u77e5\u3089\u308c\u3001\u5805\u7262\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u7bc9\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u7d20\u5316\u3057\u307e\u3059\u3002Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u5fc3\u306b\u306f <strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/strong>\u30e2\u30c7\u30eb-\u30d3\u30e5\u30fc-\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9 (MVC) \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001Rails \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u5f79\u5272\u3001\u69cb\u9020\u3001\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3001\u9ad8\u5ea6\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3066\u7406\u89e3\u3057\u3001\u958b\u767a\u8005\u304c\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p><h3><strong>Ruby on Rails\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3068\u306f\uff1f<\/strong><\/h3><p>MVC\u30d1\u30e9\u30c0\u30a4\u30e0\u3067\u306f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f <strong>\u30e2\u30c7\u30eb<\/strong> (\u30c7\u30fc\u30bf\u3068\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\uff09\u3068 <strong>\u30d3\u30e5\u30fc<\/strong> (\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff09\u3002\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u53d7\u4fe1\u3092\u51e6\u7406\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3057\u3001\u30e2\u30c7\u30eb\u3068\u3084\u308a\u53d6\u308a\u3057\u3066\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u307e\u305f\u306f\u64cd\u4f5c\u3057\u3001\u30d3\u30e5\u30fc\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3066\u7d50\u679c\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u8868\u793a\u3057\u307e\u3059\u3002<\/p><p>Rails \u3067\u306f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f <code>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/code>\u3092\u7d99\u627f\u3057\u3066\u3044\u308b\u3002 <code>ActionController::Base<\/code>.\u5404\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u5b9a\u306e\u30eb\u30fc\u30c8\u3068\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u51e6\u7406\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070 <code>\u30e6\u30fc\u30b6\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/code> \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30ec\u30b3\u30fc\u30c9\u306e\u4f5c\u6210\u3001\u66f4\u65b0\u3001\u524a\u9664\u306a\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406\u306b\u95a2\u9023\u3059\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p><h3><strong>Rails\u306b\u304a\u3051\u308b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u5f79\u5272<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306fRails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\uff1a<\/p><ul><li><strong>\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\uff1a<\/strong> \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30d6\u30e9\u30a6\u30b6\u3084API\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089HTTP\u30ea\u30af\u30a8\u30b9\u30c8\uff08GET\u3001POST\u3001PUT\u3001DELETE\u306a\u3069\uff09\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002<\/li><li><strong>\u30c7\u30fc\u30bf\u51e6\u7406\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u3092\u7167\u4f1a\u3057\u305f\u308a\u4fee\u6b63\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u3001\u30e2\u30c7\u30eb\u3068\u306e\u3084\u308a\u53d6\u308a\u3092\u884c\u3046\u3002<\/li><li><strong>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\uff1a<\/strong> \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30d3\u30e5\u30fc (HTML\u3001JSON\u3001XML) \u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u304b\u3001\u5225\u306e\u30eb\u30fc\u30c8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u304b\u306a\u3069\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3078\u306e\u5fdc\u7b54\u65b9\u6cd5\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/li><li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\uff1a<\/strong> \u30e6\u30fc\u30b6\u30fc\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30af\u30c3\u30ad\u30fc\u3001\u8a8d\u8a3c\u72b6\u614b\u3092\u7ba1\u7406\u3059\u308b\u3002<\/li><li><strong>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u8abf\u6574\uff1a<\/strong> \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30e2\u30c7\u30eb\u3068\u30d3\u30e5\u30fc\u306e\u9593\u306e\u30c7\u30fc\u30bf\u306e\u6d41\u308c\u3092\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u671f\u5f85\u901a\u308a\u306b\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li><\/ul><p>\u8981\u3059\u308b\u306b\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306fRails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u300c\u4ea4\u901a\u6574\u7406\u300d\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9069\u5207\u306a\u30ed\u30b8\u30c3\u30af\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u8a98\u5c0e\u3057\u307e\u3059\u3002<\/p><h3><strong>Rails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u69cb\u9020<\/strong><\/h3><p>\u5178\u578b\u7684\u306aRails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f <code>\u30a2\u30d7\u30ea\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9<\/code> \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u7c21\u5358\u306a\u4f8b\u3092\u898b\u3066\u307f\u3088\u3046\uff1a<\/p><pre>\u30eb\u30d3\u30fc\nclass ArticlesController &lt; ApplicationController\n    def index\n        \u8a18\u4e8b = Article.all\n    \u7d42\u308f\u308a\n\n    def show\n        Article = Article.find(params[:id])\u3002\n    end\n\n    def new\n        \u8a18\u4e8b = Article.new\n    end\n\n    def create\n        article = Article.new(article_params)\u3002\n        if @article.save\n            redirect_to @article, notice\uff1a&quot;\u8a18\u4e8b\u306e\u4f5c\u6210\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002&quot;\n        else\n            render :new\n        \u7d42\u4e86\n    \u7d42\u4e86\n\n    \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\n\n    def article_params\n        params.require(:article).permit(:title, :content)\n    \u7d42\u4e86\n\u7d42\u4e86<\/pre><h3><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong><\/h3><ul><li><strong>\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9<\/strong> \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f <code>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/code>\u306e\u7d44\u307f\u8fbc\u307f\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3002 <code>ActionController::Base<\/code>.<\/li><li><strong>\u884c\u52d5<\/strong> \u30d1\u30d6\u30ea\u30c3\u30af\u30fb\u30e1\u30bd\u30c3\u30c9\uff08\u4f8b\uff0e <code>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30b7\u30e7\u30fc\u3001\u65b0\u898f\u4f5c\u6210<\/code>)\u306f\u7279\u5b9a\u306e\u30eb\u30fc\u30c8\u306b\u5bfe\u5fdc\u3057\u3001\u7279\u5b9a\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u3002<\/li><li><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff1a<\/strong> \u5909\u6570\u306e\u5148\u982d\u306b@\u3092\u4ed8\u3051\u308b\uff08\u4f8b\uff0e <code>\u8a18\u4e8b, \u8a18\u4e8b<\/code>) \u306f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304b\u3089\u30d3\u30e5\u30fc\u3078\u306e\u30c7\u30fc\u30bf\u306e\u53d7\u3051\u6e21\u3057\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li><li><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30fb\u30e1\u30bd\u30c3\u30c9\uff1a<\/strong> \u306a\u3069\u306e\u65b9\u6cd5\u304c\u3042\u308b\u3002 <code>article_params<\/code> \u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u30fb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306e\u3088\u3046\u306a\u30bf\u30b9\u30af\u306b\u4f7f\u308f\u308c\u308b\uff08\u4f8b\u3048\u3070\u3001\u5927\u91cf\u5272\u308a\u5f53\u3066\u306e\u8106\u5f31\u6027\u3092\u9632\u3050\uff09\u3002<\/li><li><strong>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3068\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff1a<\/strong> \u30a2\u30af\u30b7\u30e7\u30f3\u306f\u901a\u5e38\u3001\u30d3\u30e5\u30fc\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u7d42\u4e86\u3059\u308b\uff08\u4f8b\uff0e <code>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0:\u65b0\u898f<\/code>\u306a\u3069\uff09\u3001\u3042\u308b\u3044\u306f\u5225\u306e\u30eb\u30fc\u30c8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3001 <code>@article \u3078\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/code>).<\/li><\/ul><h3><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3068\u30eb\u30fc\u30c8\u306e\u30de\u30c3\u30d4\u30f3\u30b0<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u3002 <code>config\/routes.rb<\/code>.\u4f8b\u3048\u3070\uff1a<\/p><pre>\u30eb\u30d3\u30fc\nRails.application.routes.draw do\n    \u30ea\u30bd\u30fc\u30b9 :articles\n\u7d42\u4e86<\/pre><p>\u3053\u306e\u4e00\u884c\u3067 ArticlesController \u306e\u6a19\u6e96\u7684\u306a RESTful \u30eb\u30fc\u30c8\u3092 7 \u3064\u751f\u6210\u3057\u307e\u3059\uff1a<\/p><p>\u3053\u308c\u3089\u306e\u30eb\u30fc\u30c8\u306fHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u7279\u5b9a\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001RESTful\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u7c21\u5358\u306b\u69cb\u7bc9\u3067\u304d\u308b\u3002<\/p><h3><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u4f5c\u6210<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001Rails\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p><pre>\u30d0\u30c3\u30b7\u30e5<\/pre><p>rails generate controller Articles index show new create<\/p><p>\u3053\u306e\u30b3\u30de\u30f3\u30c9\u306f\u751f\u6210\u3055\u308c\u308b\uff1a<\/p><ul><li>\u30a2\u30f3 <code>\u8a18\u4e8b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/code> \u3067 <code>app\/controllers\/articles_controller.rb.<\/code><\/li><li>\u306e\u30d3\u30e5\u30fc\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u5bfe\u5fdc\u3059\u308b\u3002 <code>app\/views\/articles\/<\/code>.<\/li><li>\u30eb\u30fc\u30c8 <code>config\/routes.rb<\/code> (\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\uff09\u3002<\/li><li>\u30d8\u30eb\u30d1\u30fc\u30d5\u30a1\u30a4\u30eb\u3068\u30c6\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3002<\/li><\/ul><p>\u3067\u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u624b\u52d5\u3067\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 <code>\u30a2\u30d7\u30ea\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9<\/code> \u3068\u30eb\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3059\u308b\u3002<\/p><h3><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u7406\u89e3\u3059\u308b<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u5404\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u7279\u5b9a\u306e\u30bf\u30b9\u30af\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u4e00\u822c\u7684\u306a\u30a2\u30af\u30b7\u30e7\u30f3\u3068\u305d\u306e\u5f79\u5272\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\uff1a<\/p><pre>\u7d22\u5f15<\/pre><p>\u306b\u3064\u3044\u3066 <code>\u7d22\u5f15<\/code> \u30a2\u30af\u30b7\u30e7\u30f3\u306f\u901a\u5e38\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53d6\u5f97\u3059\u308b\u3002\u4f8b\u3048\u3070<\/p><pre>\u30eb\u30d3\u30fc\ndef\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\n\u8a18\u4e8b = Article.all\n\u7d42\u4e86<\/pre><p>\u3053\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u3059\u3079\u3066\u306e\u8a18\u4e8b\u3092\u30d5\u30a7\u30c3\u30c1\u3057\u3001\u305d\u308c\u3089\u3092 <code>index.html.erb<\/code> \u30d3\u30e5\u30fc\u3002<\/p><pre>\u30b7\u30e7\u30fc<\/pre><p>\u306b\u3064\u3044\u3066 <code>\u30b7\u30e7\u30fc<\/code> \u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u5358\u4e00\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u305d\u306eID\u3067\u691c\u7d22\u3057\u307e\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\ndef show\n    \u8a18\u4e8b = Article.find(params[:id])\n\u7d42\u4e86<\/pre><p>\u306b\u3064\u3044\u3066 <code>\u30d1\u30e9\u30e1\u30fc\u30bf<\/code> \u306e\u3088\u3046\u306aURL\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u542b\u307e\u308c\u307e\u3059\u3002 <code>:id<\/code> \u30eb\u30fc\u30c8\u304b\u3089 <code>\/\u8a18\u4e8b\/:id<\/code>.<\/p><pre>\u65b0\u3057\u3044<\/pre><p>\u306b\u3064\u3044\u3066 <code>\u65b0\u3057\u3044<\/code> \u30a2\u30af\u30b7\u30e7\u30f3\u306f\u30d5\u30a9\u30fc\u30e0\u306e\u65b0\u3057\u3044\u30ea\u30bd\u30fc\u30b9\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u521d\u671f\u5316\u3057\u307e\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\ndef new\n    \u8a18\u4e8b = Article.new\n\u7d42\u4e86<\/pre><p>\u3053\u308c\u306f\u3001\u4f5c\u6210\u30d5\u30a9\u30fc\u30e0\u7528\u306b\u7a7a\u306e\u8a18\u4e8b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e96\u5099\u3057\u307e\u3059\u3002<\/p><pre>\u4f5c\u6210\u3059\u308b<\/pre><p>\u306b\u3064\u3044\u3066 <code>\u4f5c\u6210\u3059\u308b<\/code> \u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u65b0\u3057\u3044\u30ea\u30bd\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u3092\u51e6\u7406\u3057\u307e\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\ndef create\narticle = Article.new(article_params)\u3002\nif @article.save\nredirect_to @article, notice\uff1a\"\u8a18\u4e8b\u306e\u4f5c\u6210\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002\"\nelse\nrender :new\n\u7d42\u4e86\n\u7d42\u4e86<\/pre><p>\u4fdd\u5b58\u304c\u6210\u529f\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u65b0\u3057\u3044\u8a18\u4e8b\u306e <code>\u30b7\u30e7\u30fc<\/code> \u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3082\u3057\u5931\u6557\u3057\u305f\u5834\u5408\uff08\u4f8b\u3048\u3070\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30fb\u30a8\u30e9\u30fc\u306e\u305f\u3081\uff09\u3002 <code>\u65b0\u3057\u3044<\/code> \u30d5\u30a9\u30fc\u30e0\u304c\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u3068\u3082\u306b\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3055\u308c\u308b\u3002<\/p><h3><strong>\u5f37\u529b\u306a\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/h3><p>\u5927\u91cf\u5272\u308a\u5f53\u3066\u306e\u8106\u5f31\u6027\u3092\u9632\u3050\u305f\u3081\u306b\u3001Rails \u306f <strong>\u5f37\u529b\u306a\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong> \u3067\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3002\u305d\u306e <code>article_params<\/code> \u30e1\u30bd\u30c3\u30c9\u306f\u3001\u8a31\u53ef\u3055\u308c\u305f\u5c5e\u6027\uff08\u4f8b\uff0e <code>\u30bf\u30a4\u30c8\u30eb, :\u5185\u5bb9<\/code>)\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\n\ndef article_params\n    params.require(:article).permit(:title, :content)\n\u7d42\u4e86<\/pre><p>\u3053\u308c\u306f\u3001\u60aa\u610f\u306e\u3042\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u3088\u308b\u6a5f\u5bc6\u5c5e\u6027\u306e\u5909\u66f4\u3092\u907f\u3051\u308b\u305f\u3081\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3067\u3042\u308b\u3002<\/p><h3><strong>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3068\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u65b9\u6cd5\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30d7\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\uff1a<\/p><ul><li><strong>\u30d3\u30e5\u30fc\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff1a<\/strong> <code>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0:\u65b0\u898f<\/code> \u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3002 <code>new.html.erb<\/code> \u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u3042\u308b\u3002<\/li><li><strong>\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff1a<\/strong> <code>@article \u3078\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/code> \u306f\u30e6\u30fc\u30b6\u30fc\u3092\u8a18\u4e8b\u306e <code>\u30b7\u30e7\u30fc<\/code> \u30da\u30fc\u30b8\u3002<\/li><li><strong>JSON\u30ec\u30b9\u30dd\u30f3\u30b9\uff1a<\/strong> API\u306e\u5834\u5408\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306fJSON\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/li><\/ul><pre>\u30eb\u30d3\u30fc\ndef show\narticle = Article.find(params[:id])\njson\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u307e\u3059\uff1a\u8a18\u4e8b\n\u7d42\u4e86<\/pre><ul><li><strong>\u30ab\u30b9\u30bf\u30e0\u30fb\u30b9\u30c6\u30fc\u30bf\u30b9\u30fb\u30b3\u30fc\u30c9\uff1a<\/strong> HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3001 <code>render json: { error\uff1a\u300c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u300d }, status: :not_found<\/code>.<\/li><\/ul><h3><strong>\u30d5\u30a3\u30eb\u30bf\u30fc\u3068\u30b3\u30fc\u30eb\u30d0\u30c3\u30af<\/strong><\/h3><p>Rails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30b5\u30dd\u30fc\u30c8 <strong>\u30b3\u30fc\u30eb\u30d0\u30c3\u30af<\/strong> (\u30d5\u30a3\u30eb\u30bf\u30fc\u3068\u3082\u547c\u3070\u308c\u308b)\u3092\u4f7f\u3063\u3066\u3001\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u524d\u3001\u5f8c\u3001\u307e\u305f\u306f\u305d\u306e\u5468\u8fba\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p><ul><li><code>\u30d3\u30d5\u30a9\u30a2\u30fb\u30a2\u30af\u30b7\u30e7\u30f3<\/code>:\u6307\u5b9a\u3055\u308c\u305f\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u524d\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/li><li>after_action\uff1a\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u5f8c\u306b\u5b9f\u884c\u3059\u308b\u3002<\/li><li><code>\u30a2\u30af\u30b7\u30e7\u30f3<\/code>:\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u30e9\u30c3\u30d7\u3059\u308b\u3002<\/li><\/ul><p>\u4f8b\u3048\u3070\u3001\u7279\u5b9a\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u524d\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\uff1a<\/p><pre>\u30eb\u30d3\u30fc\nclass ArticlesController &lt; ApplicationController\n    before_action :require_login, only: [:new, :create, :edit, :update]\u3092\u5b9f\u884c\u3059\u308b\u3002\n\n    private\n\n    def require_login\n        logged_in?\n    end\n\u7d42\u4e86<\/pre><p>\u3053\u308c\u306b\u3088\u308a\u3001\u8a8d\u8a3c\u3055\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u306e\u307f\u304c\u8a18\u4e8b\u3092\u4f5c\u6210\u307e\u305f\u306f\u7de8\u96c6\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p><h3><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u6574\u7406<\/strong><\/h3><p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5927\u304d\u304f\u306a\u308b\u3068\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u80a5\u5927\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306e\u6226\u7565\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p><h5><strong>1.\u75e9\u305b\u305f\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3001\u592a\u3063\u305f\u30e2\u30c7\u30eb<\/strong><\/h5><p>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30c7\u30eb\u306b\u79fb\u52d5\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u300c\u7d30\u3044\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3001\u592a\u3044\u30e2\u30c7\u30eb\u300d\u306e\u539f\u5247\u306b\u5f93\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u4e2d\u3067\u30e6\u30fc\u30b6\u306e\u6ce8\u6587\u306e\u5408\u8a08\u3092\u8a08\u7b97\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u307e\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n# \u60aa\u3044\uff1a\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30ed\u30b8\u30c3\u30af\ndef show\n    user = User.find(params[:id])\n    Total_orders = @user.orders.sum(:amount)\n\u7d42\u4e86<\/pre><p>\u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30c7\u30eb\u306b\u79fb\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n# app\/models\/user.rb\n\u30af\u30e9\u30b9 User &lt; ApplicationRecord\n    def total_orders\n        orders.sum(:amount)\n    end\nend\n\n# app\/controllers\/users_controller.rb\ndef show\n    user = User.find(params[:id])\nend<\/pre><p>\u6b21\u306b\u3001\u30d3\u30e5\u30fc\u3067@user.total_orders\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p><h5><strong>2.\u61f8\u5ff5\u4e8b\u9805<\/strong><\/h5><p>\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30ed\u30b8\u30c3\u30af\u306b\u306f <strong>\u61f8\u5ff5<\/strong>.\u3067\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3002 <code>app\/controllers\/concerns\uff1a<\/code><\/p><pre>\u30eb\u30d3\u30fc\n# app\/controllers\/concerns\/authenticable.rb\n\u30e2\u30b8\u30e5\u30fc\u30eb Authenticable\n    extend ActiveSupport::Concern\n\n    \u3092\u542b\u3080\n        before_action :require_login\n    \u7d42\u4e86\n\n    \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\n\n    def require_login\n        logged_in?\n    end\n\u7d42\u4e86<\/pre><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306b\u542b\u3081\u308b\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n\u30af\u30e9\u30b9 ArticlesController &lt; ApplicationController\n    \u30a4\u30f3\u30af\u30eb\u30fc\u30c9 Authenticable\n\u7d42\u4e86<\/pre><h5><strong>3.\u30b5\u30fc\u30d3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/strong><\/h5><p>\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u62bd\u51fa\u3059\u308b\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n# app\/services\/article_publishing_service.rb\nclass ArticlePublishingService\n    def initialize(article, user)\n        article = article\n        \u30e6\u30fc\u30b6\u30fc = \u30e6\u30fc\u30b6\u30fc\n    \u7d42\u4e86\n\n    def\u516c\u958b\n        return false unless @user.can_publish?\n        article.update(published: true)\n    end\nend<\/pre><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u4f7f\u3046\uff1a<\/p><pre>\u30eb\u30d3\u30fc\ndef\u516c\u958b\n    article = Article.find(params[:id])\u3002\n    if ArticlePublishingService.new(@article, current_user).publish\n        redirect_to @article, notice\uff1a\"\u8a18\u4e8b\u304c\u516c\u958b\u3055\u308c\u307e\u3057\u305f\uff01\"\n    else\n        redirect_to @article, alert: \"\u8a18\u4e8b\u3092\u516c\u958b\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002\"\n    \u7d42\u4e86\n\u7d42\u308f\u308a<\/pre><h3><strong>\u9ad8\u5ea6\u306a\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u6a5f\u80fd<\/strong><\/h3><h5><strong>1.\u540d\u524d\u7a7a\u9593\u3068\u30b9\u30b3\u30fc\u30d7\u4ed8\u304d\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9<\/strong><\/h5><p>\u7ba1\u7406\u8005\u6a5f\u80fd\u306b\u306f\u3001\u540d\u524d\u7a7a\u9593\u4ed8\u304d\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n# config\/routes.rb\n\u540d\u524d\u7a7a\u9593 :admin do\n    \u30ea\u30bd\u30fc\u30b9 :articles\n\u7d42\u4e86\n\n# app\/controllers\/admin\/articles_controller.rb\nclass Admin::ArticlesController &lt; ApplicationController\n    def index\n        Article = Article.where(status: :pending)\n    end\nend<\/pre><p>\u3053\u308c\u306f\u6b21\u306e\u3088\u3046\u306a\u30eb\u30fc\u30c8\u306b\u5bfe\u5fdc\u3059\u308b\u3002 <code>\/\u7ba1\u7406\u8005\/\u8a18\u4e8b<\/code> \u7ba1\u7406\u30ed\u30b8\u30c3\u30af\u3092\u5206\u96e2\u3057\u3066\u3044\u308b\u3002<\/p><h5><strong>2.API\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9<\/strong><\/h5><p>API\u3092\u69cb\u7bc9\u3059\u308b\u5834\u5408\u306f <code>ActionController::API<\/code>:<\/p><pre>\u30eb\u30d3\u30fc\nclass Api::V1::ArticlesController &lt; ActionController::API\n    def index\n        json\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\uff1aArticle.all\n    end\nend<\/pre><p>\u3053\u308c\u306f\u3001\u30d3\u30e5\u30fc\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u9664\u3044\u3066\u3001JSON\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u8efd\u91cf\u306a\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p><h5><strong>3.\u30a2\u30af\u30b7\u30e7\u30f3\u30b1\u30fc\u30d6\u30eb\u306e\u7d71\u5408<\/strong><\/h5><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u3001\u30a2\u30af\u30b7\u30e7\u30f3\u30b1\u30fc\u30d6\u30eb\u3092\u4ecb\u3057\u3066\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u66f4\u65b0\u3092\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u65b0\u3057\u3044\u8a18\u4e8b\u3092\u653e\u9001\u3059\u308b\uff1a<\/p><pre>\u30eb\u30d3\u30fc\ndef create\n    article = Article.new(article_params)\u3002\n    if @article.save\n        ActionCable.server.broadcast(\"articles_channel\", { article: @article })\n        \u3078\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n    else\n        render :new\n    \u7d42\u4e86\n\u7d42\u4e86<\/pre><h5><strong>4.\u30a8\u30e9\u30fc\u51e6\u7406<\/strong><\/h5><p>\u30a8\u30e9\u30fc\u306f <code>\u30ec\u30b9\u30ad\u30e5\u30fc\u30d5\u30ed\u30e0<\/code>:<\/p><pre>\u30eb\u30d3\u30fc\nclass ArticlesController &lt; ApplicationController\n    rescue_from ActiveRecord::RecordNotFound, with: :record_not_found\n\n    \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\n\n    def record_not_found\n        \u30d7\u30ec\u30fc\u30f3\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\uff1a&quot;\u30ec\u30b3\u30fc\u30c9\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093&quot;, status: :not_found\n    \u7d42\u4e86\n\u7d42\u4e86<\/pre><h3><strong>Rails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/h3><ul><li><strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u8584\u304f\u4fdd\u3064\uff1a<\/strong> \u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30c7\u30eb\u3084\u30b5\u30fc\u30d3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u79fb\u52d5<\/li><li><strong>\u5f37\u529b\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4f7f\u7528\u3059\u308b\uff1a<\/strong> \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u554f\u984c\u3092\u9632\u3050\u305f\u3081\u3001\u5e38\u306b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3002<\/li><li><strong>REST\u898f\u7d04\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\uff1a<\/strong> \u6a19\u6e96\u7684\u306aRESTful\u30eb\u30fc\u30c8\u3068\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u3053\u3060\u308f\u308b\u3002<\/li><li><strong>\u30a8\u30e9\u30fc\u3092\u6f54\u304f\u51e6\u7406\u3059\u308b\uff1a<\/strong> \u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u307e\u305f\u306f <code>\u30ec\u30b9\u30ad\u30e5\u30fc\u30d5\u30ed\u30e0<\/code> \u4e00\u8cab\u3057\u305f\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u305f\u3081\u306b\u3002<\/li><li><strong>\u30c6\u30b9\u30c8\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/strong> \u30a2\u30af\u30b7\u30e7\u30f3\u304c\u671f\u5f85\u901a\u308a\u306b\u52d5\u4f5c\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001RSpec\u307e\u305f\u306fMinitest\u30c6\u30b9\u30c8\u3092\u8a18\u8ff0\u3059\u308b\u3002<\/li><li><strong>\u8aac\u660e\u7684\u306a\u30cd\u30fc\u30df\u30f3\u30b0\u3092\u4f7f\u3046\uff1a<\/strong> \u305d\u306e\u76ee\u7684\u3092\u53cd\u6620\u3055\u305b\u308b\u305f\u3081\u3001\u884c\u52d5\u3084\u65b9\u6cd5\u306b\u660e\u78ba\u306a\u540d\u524d\u3092\u4ed8\u3051\u308b\u3002<\/li><li><strong>\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u6d3b\u7528\u3059\u308b\uff1a<\/strong> \u7528\u9014 <code>\u30d3\u30d5\u30a9\u30a2\u30fb\u30a2\u30af\u30b7\u30e7\u30f3<\/code> \u306a\u3069\u306e\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li><\/ul><h3><strong>Rails\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30c6\u30b9\u30c8<\/strong><\/h3><p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304c\u6b63\u3057\u304f\u52d5\u4f5c\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u30c6\u30b9\u30c8\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u4ee5\u4e0b\u306fRSpec\u3092\u4f7f\u3063\u305f\u4f8b\u3067\u3059\uff1a<\/p><pre>\u30eb\u30d3\u30fc\n# spec\/controllers\/articles_controller_spec.rb\nrails_helper' \u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\n\nRSpec.describe ArticlesController, type: :controller do\n    describe \"GET #index\" do\n        \u6210\u529f\u3057\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\" do\n            get :index\n            expect(\u30ec\u30b9\u30dd\u30f3\u30b9).to be_successful\n        end\n    \u7d42\u4e86\n\n    describe \"POST #create\" do\n        \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8 \"\u6709\u52b9\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\" do\n            it \"\u65b0\u3057\u3044\u8a18\u4e8b\u3092\u4f5c\u6210\u3059\u308b\" do\n                \u671f\u5f85\u3059\u308b\n                    post :create, params\uff1a{article\uff1a{\u30bf\u30a4\u30c8\u30eb\uff1a\"Test\", content\uff1a\u300c\u30b3\u30f3\u30c6\u30f3\u30c4\" }\u3002}\n                }.to change(\u8a18\u4e8b, :\u30ab\u30a6\u30f3\u30c8).by(1)\n            \u7d42\u4e86\n        \u7d42\u4e86\n    \u7d42\u4e86\n\u7d42\u4e86<\/pre><p>\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3002 <code>\u7d22\u5f15<\/code> \u305d\u3057\u3066 <code>\u4f5c\u6210\u3059\u308b<\/code> \u30a2\u30af\u30b7\u30e7\u30f3\u304c\u6b63\u3057\u304f\u53cd\u5fdc\u3057\u3001\u671f\u5f85\u3055\u308c\u305f\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p><h2><strong>\u7d50\u8ad6<\/strong><\/h2><p>Rails \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3067\u3042\u308b <a href=\"https:\/\/www.railscarma.com\/ja\/%e3%82%ab%e3%82%b9%e3%82%bf%e3%83%a0%e3%83%ac%e3%83%bc%e3%83%ab%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e9%96%8b%e7%99%ba\/\">Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>\u3053\u308c\u306f\u3001\u30e6\u30fc\u30b6\u5165\u529b\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u3084\u30d3\u30e5\u30fc\u306e\u9593\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u3082\u306e\u3067\u3059\u3002\u305d\u306e\u69cb\u9020\u3092\u7406\u89e3\u3057\u3001RESTful\u306a\u898f\u7d04\u3092\u6d3b\u7528\u3057\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u8584\u304f\u5b89\u5168\u306b\u4fdd\u3064\u306a\u3069\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u4fdd\u5b88\u6027\u3068\u62e1\u5f35\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3002\u540d\u524d\u7a7a\u9593\u3001API \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3001\u30a2\u30af\u30b7\u30e7\u30f3\u30b1\u30fc\u30d6\u30eb\u306e\u7d71\u5408\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3055\u3089\u306b\u5f37\u5316\u3055\u308c\u307e\u3059\u3002\u9069\u5207\u306a\u30c6\u30b9\u30c8\u3068\u6574\u7406\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306fRuby on Rails\u3067\u697d\u3057\u3044\u30e6\u30fc\u30b6\u4f53\u9a13\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306e\u5f37\u56fa\u306a\u30c4\u30fc\u30eb\u3068\u306a\u308a\u307e\u3059\u3002<\/p><p>\u521d\u3081\u3066Rails\u30a2\u30d7\u30ea\u3092\u4f5c\u308b\u521d\u5fc3\u8005\u3067\u3042\u308c\u3001\u8907\u96d1\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u53d6\u308a\u7d44\u3080\u7d4c\u9a13\u8c4a\u5bcc\u306a\u958b\u767a\u8005\u3067\u3042\u308c\u3001Rails\u306e\u53ef\u80fd\u6027\u3092\u6700\u5927\u9650\u306b\u5f15\u304d\u51fa\u3059\u306b\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u6b21\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u5b9f\u9a13\u3092\u59cb\u3081\u308c\u3070\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ed\u30b8\u30c3\u30af\u306b\u3069\u306e\u3088\u3046\u306a\u751f\u547d\u3092\u5439\u304d\u8fbc\u3080\u304b\u304c\u308f\u304b\u308b\u3067\u3057\u3087\u3046\u3002<\/p><p>\u3067 <a href=\"https:\/\/www.railscarma.com\/ja\/\">\u30ec\u30fc\u30eb\u30ab\u30fc\u30de<\/a>\u79c1\u305f\u3061\u306f\u3001\u30af\u30ea\u30fc\u30f3\u3067\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3055\u308c\u305f\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30ed\u30b8\u30c3\u30af\u3092\u5099\u3048\u305f\u9ad8\u6027\u80fd\u306a Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u7bc9\u3092\u5c02\u9580\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3067\u3082\u3001\u30bc\u30ed\u304b\u3089\u306e\u5805\u7262\u306a\u30a2\u30d7\u30ea\u306e\u69cb\u7bc9\u3067\u3082\u3001\u7d4c\u9a13\u8c4a\u5bcc\u306a Ruby on Rails \u306e\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u304c\u3001\u6642\u306e\u8a66\u7df4\u306b\u8010\u3048\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u5b9f\u88c5\u3092\u304a\u624b\u4f1d\u3044\u3057\u307e\u3059\u3002Rails \u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u6e96\u5099\u306f\u3067\u304d\u307e\u3057\u305f\u304b\uff1f <strong>\u3088\u308a\u30b9\u30de\u30fc\u30c8\u306a\u3082\u306e\u3092\u4e00\u7dd2\u306b\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002<\/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<\/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=\"MLOps\u306e\u305f\u3081\u306eRuby on Rails: ML\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u5b8c\u5168\u30ac\u30a4\u30c9\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-on-rails-for-mlops-ml%e3%83%87%e3%83%97%e3%83%ad%e3%82%a4%e3%83%a1%e3%83%b3%e3%83%88%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89\/?related_post_from=41350\">\r\n\r\n      <img decoding=\"async\" width=\"800\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Ruby-on-Rails-for-MLOps.png\" class=\"attachment-full size-full wp-post-image\" alt=\"MLOps\u306e\u305f\u3081\u306eRuby on Rails\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Ruby-on-Rails-for-MLOps.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Ruby-on-Rails-for-MLOps-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Ruby-on-Rails-for-MLOps-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Ruby-on-Rails-for-MLOps-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=\"MLOps\u306e\u305f\u3081\u306eRuby on Rails: ML\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u5b8c\u5168\u30ac\u30a4\u30c9\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-on-rails-for-mlops-ml%e3%83%87%e3%83%97%e3%83%ad%e3%82%a4%e3%83%a1%e3%83%b3%e3%83%88%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89\/?related_post_from=41350\">\r\n        MLOps\u306e\u305f\u3081\u306eRuby on Rails: ML\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\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\u3067\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/building-agentic-ai-applications-with-ruby-on-rails\/?related_post_from=41339\">\r\n\r\n      <img decoding=\"async\" width=\"800\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Building-Agentic-AI-Applications-with-Ruby-on-Rails.png\" class=\"attachment-full size-full wp-post-image\" alt=\"Ruby on Rails\u306b\u3088\u308b\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Building-Agentic-AI-Applications-with-Ruby-on-Rails.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Building-Agentic-AI-Applications-with-Ruby-on-Rails-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Building-Agentic-AI-Applications-with-Ruby-on-Rails-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/05\/Building-Agentic-AI-Applications-with-Ruby-on-Rails-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=\"Ruby on Rails\u3067\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/building-agentic-ai-applications-with-ruby-on-rails\/?related_post_from=41339\">\r\n        Ruby on Rails\u3067\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b  <\/a>\r\n\r\n        <\/div>\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=\"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\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Build-a-SaaS-Platform-Using-Ruby-on-Rails.png\" class=\"attachment-full size-full wp-post-image\" alt=\"Ruby on Rails\u3092\u4f7f\u3063\u3066SaaS\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u69cb\u7bc9\u3059\u308b\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Build-a-SaaS-Platform-Using-Ruby-on-Rails.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Build-a-SaaS-Platform-Using-Ruby-on-Rails-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Build-a-SaaS-Platform-Using-Ruby-on-Rails-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Build-a-SaaS-Platform-Using-Ruby-on-Rails-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=\"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        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  <\/a>\r\n\r\n        <\/div>\r\n      \r\n  <\/div>\r\n\r\n  <script>\r\n      <\/script>\r\n  <style>\r\n    .related-post {}\r\n\r\n    .related-post .post-list {\r\n      text-align: left;\r\n          }\r\n\r\n    .related-post .post-list .item {\r\n      margin: 10px;\r\n      padding: 10px;\r\n          }\r\n\r\n    .related-post .headline {\r\n      font-size: 14px !important;\r\n      color: #999999 !important;\r\n          }\r\n\r\n    .related-post .post-list .item .post_thumb {\r\n      max-height: 220px;\r\n      margin: 10px 0px;\r\n      padding: 0px;\r\n      display: block;\r\n          }\r\n\r\n    .related-post .post-list .item .post_title {\r\n      font-size: 14px;\r\n      color: #000000;\r\n      margin: 10px 0px;\r\n      padding: 0px;\r\n      display: block;\r\n      text-decoration: none;\r\n          }\r\n\r\n    .related-post .post-list .item .post_excerpt {\r\n      font-size: 12px;\r\n      color: #3f3f3f;\r\n      margin: 10px 0px;\r\n      padding: 0px;\r\n      display: block;\r\n      text-decoration: none;\r\n          }\r\n\r\n    .related-post .owl-dots .owl-dot {\r\n          }\r\n\r\n      <\/style>\r\n      <script>\r\n      jQuery(document).ready(function($) {\r\n        $(\".related-post .post-list\").owlCarousel({\r\n          items: 2,\r\n          responsiveClass: true,\r\n          responsive: {\r\n            0: {\r\n              items: 1,\r\n            },\r\n            768: {\r\n              items: 2,\r\n            },\r\n            1200: {\r\n              items: 2,\r\n            }\r\n          },\r\n                      rewind: true,\r\n                                loop: true,\r\n                                center: false,\r\n                                autoplay: true,\r\n            autoplayHoverPause: true,\r\n                                nav: true,\r\n            navSpeed: 1000,\r\n            navText: ['<i class=\"fas fa-chevron-left\"><\/i>', '<i class=\"fas fa-chevron-right\"><\/i>'],\r\n                                dots: false,\r\n            dotsSpeed: 1200,\r\n                                                    rtl: false,\r\n          \r\n        });\r\n      });\r\n    <\/script>\r\n  <\/div>","protected":false},"excerpt":{"rendered":"<p>Ruby on Rails, often simply called Rails, is a powerful web development framework built on the Ruby programming language. Known for its &#8220;Convention over Configuration&#8221; and &#8220;Don&#8217;t Repeat Yourself&#8221; (DRY) principles, Rails simplifies the process of building robust web applications. At the heart of any Rails application lies the controller, a critical component of the Model-View-Controller (MVC) architecture. This guide dives deep into understanding Rails controllers, their role, structure, best practices, and advanced use cases, equipping developers with the knowledge to leverage them effectively. What is a Controller in Ruby on Rails? 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