{"id":3718,"date":"2010-02-09T23:54:23","date_gmt":"2010-02-09T15:54:23","guid":{"rendered":"http:\/\/ihower.tw\/blog\/?p=3718"},"modified":"2011-04-09T01:55:37","modified_gmt":"2011-04-08T17:55:37","slug":"rails3-rails2-commend","status":"publish","type":"post","link":"https:\/\/ihower.tw\/blog\/3718-rails3-rails2-commend","title":{"rendered":"Rails3 \u548c Rails2 \u7684 rails \u6307\u4ee4\u5982\u4f55\u90fd\u80fd\u904b\u4f5c?"},"content":{"rendered":"<p>\u88dd\u4e86 Rails3 beta \u4e4b\u5f8c\u554a\uff0c\u90a3\u500b rails \u65b0\u5efa\u5c08\u6848\u7684\u6307\u4ee4\u5c31\u8b8a\u6210\u7522\u751f Rails3 \u4e86\uff0c\u90a3\u8981\u600e\u9ebc\u7522\u751f\u672c\u4f86\u7684 Rails2 \u7248\u672c\u5462? \u4eca\u5929 <a href=\"http:\/\/ihower.tw\/blog\/archives\/3627\">Ruby Tuesday \u805a\u6703<\/a>\u6709\u4eba\u554f\u4e86\u6211\u9019\u500b\u554f\u984c\u3002<\/p>\n<p>\u6574\u7406 Rails3 \u8cc7\u6599\u7684\u6642\u5019\u5c31\u6709\u770b\u5230<a href=\"http:\/\/cardarella.blogspot.com\/2010\/01\/rails-2-rails-3-side-by-side.html\">\u89e3\u6cd5<\/a>\uff0c\u56de\u7b54\u5982\u4e0b\uff1a<\/p>\n<p>\u9996\u5148\uff0c\u5982\u679c\u9084\u6c92\u88dd Rails3\uff0c\u8acb\u5148\u5c07\u672c\u4f86 Rails2 \u7248\u672c\u7684 rails \u6307\u4ee4\u8907\u88fd\u4e00\u4efd\u6210 rails2 (\u53ef\u4ee5\u6253 which rails \u53ef\u4ee5\u627e\u5230\u4f4d\u7f6e\uff0c\u9019\u500b\u6a94\u6848\u8ddf gems\/rails-2.3.5\/bin\/rails \u4e0d\u4e00\u6a23\u54e9)\uff0c\u7136\u5f8c\u5c07\u88e1\u9762\u7684 version = &#8220;>= 0&#8221; \u6539\u6210 version = &#8220;~> 2.0&#8221; \u5373\u53ef\u3002\u4e4b\u5f8c\u57f7\u884c rails2 project_name \u5c31\u53ef\u4ee5\u7522\u751f Rails2 \u7248\u672c\u7684\u5c08\u6848\u4e86\u3002\u9019\u500b rails2 \u7684\u6a94\u6848\u9577\u5f97\u5982\u4e0b(\u7b2c\u4e00\u884c\u7684 ruby \u4f4d\u7f6e\u4f60\u7684\u53ef\u80fd\u8ddf\u6211\u4e0d\u4e00\u6a23)\uff1a<\/p>\n<pre>\r\n<code>\r\n#!\/usr\/local\/bin\/ruby\r\n#\r\n# This file was generated by RubyGems.\r\n#\r\n# The application 'rails' is installed as part of a gem, and\r\n# this file is here to facilitate running it.\r\n#\r\n \r\nrequire 'rubygems'\r\n \r\nversion = \"~> 2.0\"\r\n \r\nif ARGV.first =~ \/^_(.*)_$\/ and Gem::Version.correct? $1 then\r\n  version = $1\r\n  ARGV.shift\r\nend\r\n \r\ngem 'rails', version\r\nload Gem.bin_path('rails', 'rails', version)\r\n<\/code>\r\n<\/pre>\n<p>\u5982\u679c\u4f60\u5df2\u7d93\u5b89\u88dd\u4e86 Rails3\uff0c\u90a3 Rails3 \u7684\u9019\u500b\u6a94\u6848\u8ddf Rails2 \u7684\u5dee\u7570\u53ea\u5728\u6700\u5f8c\u5169\u884c\u800c\u5df2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u88dd\u4e86 Rails3 beta \u4e4b\u5f8c\u554a\uff0c\u90a3\u500b rails \u65b0\u5efa\u5c08\u6848\u7684\u6307\u4ee4\u5c31\u8b8a\u6210\u7522\u751f Rails3 \u4e86\uff0c\u90a3\u8981\u600e\u9ebc\u7522 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/ihower.tw\/blog\/3718-rails3-rails2-commend\" class=\"more-link\">\u95b1\u8b80\u5168\u6587<span class=\"screen-reader-text\">\u3008Rails3 \u548c Rails2 \u7684 rails \u6307\u4ee4\u5982\u4f55\u90fd\u80fd\u904b\u4f5c?\u3009<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[53],"tags":[],"class_list":["post-3718","post","type-post","status-publish","format-standard","hentry","category-rails","entry"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1q6tG-XY","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/3718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/comments?post=3718"}],"version-history":[{"count":19,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/3718\/revisions"}],"predecessor-version":[{"id":5531,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/3718\/revisions\/5531"}],"wp:attachment":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/media?parent=3718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/categories?post=3718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/tags?post=3718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}