{"id":6453,"date":"2012-10-24T07:44:41","date_gmt":"2012-10-24T07:44:41","guid":{"rendered":"https:\/\/dev.railscarma.com\/how-to-install-rails-3-2-3\/"},"modified":"2021-06-07T08:03:48","modified_gmt":"2021-06-07T08:03:48","slug":"como-instalar-los-railes-3-2-3","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/es\/blog\/articulos-tecnicos\/como-instalar-los-railes-3-2-3\/","title":{"rendered":"\u00bfC\u00f3mo instalar Rails 3.2.3?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6453\" class=\"elementor elementor-6453\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5a030998 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5a030998\" 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-7d15693f\" data-id=\"7d15693f\" 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-134f027d elementor-widget elementor-widget-text-editor\" data-id=\"134f027d\" 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\tEsta versi\u00f3n cambia el valor por defecto de <strong>config.active_record.whitelist_attributes <\/strong>a true. Este cambio s\u00f3lo afecta a las aplicaciones reci\u00e9n generadas, por lo que no deber\u00eda causar problemas de retrocompatibilidad a los usuarios que est\u00e9n actualizando, pero puede afectar a algunos tutoriales y material introductorio. Rails 3.2.3 tambi\u00e9n introduce una nueva opci\u00f3n que permite controlar el comportamiento de los formularios remotos cuando se trata de <strong>authenticity_token<\/strong><span style=\"font-family: Liberation Serif,serif;\"> generaci\u00f3n. Si desea fragmentar la cach\u00e9 de sus formularios, el token de autenticidad tambi\u00e9n se almacenar\u00e1 en cach\u00e9, lo que no es aceptable. Sin embargo, si s\u00f3lo utiliza este tipo de formularios con ajax, puede desactivar la generaci\u00f3n del token, ya que se obtendr\u00e1 de <\/span><code>meta<\/code> etiqueta. A partir de la versi\u00f3n 3.2.3, tiene la opci\u00f3n de dejar de generar etiquetas <strong>authenticity_token<\/strong> en formas remotas (es decir <strong>:remoto =&gt; true<\/strong> se pasa como opci\u00f3n), configurando <strong>config.action_view.embed_authenticity_token_in_remote_forms = false<\/strong>. Tenga en cuenta que esto interrumpir\u00e1 el env\u00edo de aquellos formularios con javascript deshabilitado. Si elige no generar el token en formularios remotos por defecto, a\u00fan puede pasar expl\u00edcitamente <strong>:authenticity_token =&gt; true<\/strong> al generar el formulario para evitar esta configuraci\u00f3n. La opci\u00f3n por defecto es <code>verdadero<\/code>lo que significa que las aplicaciones existentes NO se ver\u00e1n afectadas.\n\n1. Instale la gema rails 3.2.3\n<h4>gem install rails -v=3.2.3<\/h4>\n2. Para evaluar Javascript desde dentro de Ruby necesitas instalar\n<h4>gem install therubyracer<\/h4>\n3. Instalar la librer\u00eda mysql2 para ruby para establecer conexi\u00f3n con la base de datos y realizar consultas sobre la conexi\u00f3n.\n<h4>gem install mysql2 -v=0.3<\/h4>\n4. Para ejecutar la tarea rake instale la gema\n<h4>gem install rake -v=0.9.2<\/h4>\n5. bcrypt-ruby es un sofisticado y seguro algoritmo hash dise\u00f1ado por el proyecto OpenBSD para el hash de contrase\u00f1as.\n<h4>gem install bcrypt-ruby -v=3.0.0<\/h4>\n6. ExecJS permite ejecutar c\u00f3digo JavaScript desde Ruby. Elige autom\u00e1ticamente el mejor tiempo de ejecuci\u00f3n disponible para evaluar tu programa JavaScript y, a continuaci\u00f3n, te devuelve el resultado como un objeto Ruby.\n<h4>gem install execjs<\/h4>\n7. La gema jquery-rails que viene con Rails como gema est\u00e1ndar de la biblioteca JavaScript. Esta gema contiene una clase engine que hereda de Rails::Engine. Al hacer esto, se informa a Rails de que el directorio de esta gema puede contener activos y los directorios app\/assets, lib\/assets y vendor\/assets.\n<h4>gem install jquery-rails<\/h4>\n<h4><\/h4>\n8. Gesti\u00f3n de activos\n\nEl asset pipeline proporciona un framework para comprimir activos Javascript y Css. Tambi\u00e9n a\u00f1ade la capacidad de escribir estos activos en otros lenguajes como Coffeescript, Sass y ERB.\n\nEn versiones anteriores de Rails, todos los activos se encontraban en subdirectorios p\u00fablicos como im\u00e1genes, javascripts y hojas de estilo. Con la canalizaci\u00f3n de activos, la ubicaci\u00f3n preferida para estos activos es ahora el directorio app\/assets.\n\nPor ejemplo, si se genera ProjectsController, Rails a\u00f1adir\u00e1 un nuevo fichero en\n\napp\/assets\/javascripts\/projects.js.coffee\n\napp\/assets\/stylesheets\/projects.css.scss.\n<h4><\/h4>\n<h3>Archivo de gemas de Rails 3.2.3<\/h3>\ngem \"rails\", \"~&gt; 3.2.3\"\n\n# Bundle borde Rails en su lugar:\n\n# gem 'rails', :git =&gt; 'git:\/\/github.com\/rails\/rails.git'\n\ngem 'mysql2', '&gt;= 0.3'\n\ngem 'rake', '=0.9.2'\n\ngema 'jquery-rails'\n\ngema 'bcrypt-ruby', '~&gt; 3.0.0'\n\ngema 'execjs\n\ngem 'therubyracer', :plataformas =&gt; :ruby\n\n# Gemas usadas s\u00f3lo para activos y no requeridas\n\n# en entornos de producci\u00f3n por defecto.\n\ngroup :activos do\n\ngem 'sass-rails', '~&gt; 3.2.3'\n\ngem 'coffee-rails', '~&gt; 3.2.1'\n\ngema 'uglifier', '&gt;= 1.0.3'\n\nfin\n\n# Usar unicornio como servidor web\n\n# gem 'unicornio'\n\n# Despliegue con Capistrano\n\n# gema 'capistrano\n\n# Utilizar depurador\n\n# gem 'ruby-debug19', :require =&gt; 'ruby-debug'\n\ngroup :test do\n\n# Salida de prueba bastante impresa\n\ngem 'giro', :require =&gt; false\n\nfin\n\n<a href=\"\/es\/contactenos\/\">P\u00f3ngase en contacto con nosotros.<\/a>\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-63f1c6be elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"63f1c6be\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-336b3fbe\" data-id=\"336b3fbe\" 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-6584fe4d elementor-widget elementor-widget-heading\" data-id=\"6584fe4d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Suscr\u00edbete para recibir las \u00faltimas actualizaciones<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-702ebf5e elementor-widget elementor-widget-shortcode\" data-id=\"702ebf5e\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t\t\t\t<script type=\"text\/javascript\">\n\t\t\t\t\t\tvar gCaptchaSibWidget;\n                        var onloadSibCallbackInvisible = function () {\n\n                            var element = document.getElementsByClassName('sib-default-btn');\n                            var countInvisible = 0;\n                            var indexArray = [];\n                            jQuery('.sib-default-btn').each(function (index, el) {\n                                if ((jQuery(el).attr('id') == \"invisible\")) {\n                                    indexArray[countInvisible] = index;\n                                    countInvisible++\n                                }\n                            });\n\n                            jQuery('.invi-recaptcha').each(function (index, el) {\n                                grecaptcha.render(element[indexArray[index]], {\n                                    'sitekey': jQuery(el).attr('data-sitekey'),\n                                    'callback': sibVerifyCallback,\n                                });\n                            });\n                        };\n\t\t\t\t\t<\/script>\n\t\t\t\t\t                <script src=\"https:\/\/www.google.com\/recaptcha\/api.js?onload=onloadSibCallbackInvisible&render=explicit\" async defer><\/script>\n\t\t\t\t\n\t\t\t<form id=\"sib_signup_form_1\" method=\"post\" class=\"sib_signup_form\" action=\"\">\n\t\t\t\t<div class=\"sib_loader\" style=\"display:none;\"><img\n\t\t\t\t\t\t\tsrc=\"https:\/\/www.railscarma.com\/wp-includes\/images\/spinner.gif\" alt=\"cargador\"><\/div>\n\t\t\t\t<input type=\"hidden\" name=\"sib_form_action\" value=\"subscribe_form_submit\">\n\t\t\t\t<input type=\"hidden\" name=\"sib_form_id\" value=\"1\">\n                <input type=\"hidden\" name=\"sib_form_alert_notice\" value=\"Please fill out this field\">\n                <input type=\"hidden\" name=\"sib_form_invalid_email_notice\" value=\"Your email address is invalid\">\n                <input type=\"hidden\" name=\"sib_security\" value=\"a6180fbcb4\">\n\t\t\t\t<div class=\"sib_signup_box_inside_1\">\n\t\t\t\t\t<div style=\"\/*display:none*\/\" class=\"sib_msg_disp\">\n\t\t\t\t\t<\/div>\n                                            <div id=\"sib_captcha_invisible\" class=\"invi-recaptcha\" data-sitekey=\"6LdikOAaAAAAAJ6SWrrKVQrtw7TQpQAEnv0HS0G3\"><\/div>\n                    \t\t\t\t\t<p class=\"sib-email-area\">\r\n    <label class=\"sib-email-area\"><\/label>\r\n    <input type=\"email\" class=\"sib-email-area\" name=\"email\" required=\"required\" placeholder=\"Direcci\u00f3n de correo electr\u00f3nico\">\r\n<\/p>\r\n<p class=\"sib-NAME-area\">\r\n    <label class=\"sib-NAME-area\"><\/label>\r\n    <input type=\"text\" class=\"sib-NAME-area\" name=\"NAME\" placeholder=\"Nombre\">\r\n<\/p>\r\n<p>\r\n    <input type=\"submit\" id=\"invisible\" class=\"sib-default-btn\" value=\"Suscribir\">\r\n<\/p>\t\t\t\t<\/div>\n\t\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"es\"\/><\/form>\n\t\t\t<style>\n\t\t\t\tform#sib_signup_form_1 p.sib-alert-message {\n    padding: 6px 12px;\n    margin-bottom: 20px;\n    border: 1px solid transparent;\n    border-radius: 4px;\n    -webkit-box-sizing: border-box;\n    -moz-box-sizing: border-box;\n    box-sizing: border-box;\n}\nform#sib_signup_form_1 p.sib-alert-message-error {\n    background-color: #f2dede;\n    border-color: #ebccd1;\n    color: #a94442;\n}\nform#sib_signup_form_1 p.sib-alert-message-success {\n    background-color: #dff0d8;\n    border-color: #d6e9c6;\n    color: #3c763d;\n}\nform#sib_signup_form_1 p.sib-alert-message-warning {\n    background-color: #fcf8e3;\n    border-color: #faebcc;\n    color: #8a6d3b;\n}\n\t\t\t<\/style>\n\t\t\t<\/div>\n\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\">Art\u00edculos Relacionados<\/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=\"Gema Kaminari\" 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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>Esta versi\u00f3n cambia el valor por defecto de config.active_record.whitelist_attributes a true. Este cambio s\u00f3lo afecta a las aplicaciones reci\u00e9n generadas, por lo que no deber\u00eda causar ning\u00fan problema de retrocompatibilidad a los usuarios que est\u00e9n actualizando, pero puede afectar a algunos tutoriales y material introductorio. Rails 3.2.3 tambi\u00e9n introduce una nueva opci\u00f3n que permite controlar el comportamiento de ...<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.railscarma.com\/es\/blog\/rails-metodo-link_to-la-guia-completa-con-ejemplos\/\"> <span class=\"screen-reader-text\">M\u00e9todo link_to de Rails: La gu\u00eda completa con ejemplos<\/span> Leer m\u00e1s \u00bb<\/a><\/p>","protected":false},"author":1,"featured_media":32211,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[384],"tags":[480,389,381,421,382],"class_list":["post-6453","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-articles","tag-rails-3-2-3","tag-rails","tag-rails-developers","tag-ror","tag-ruby-on-rails"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Install rails 3.2.3 - RailsCarma Blog<\/title>\n<meta name=\"description\" content=\"Rails 3.2.3 introduces a new option that allows you to control the behavior of remote forms when it comes to authenticity_token generation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.railscarma.com\/es\/blog\/articulos-tecnicos\/como-instalar-los-railes-3-2-3\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Install rails 3.2.3 - 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