https://ruby-china.org/_why en-us <p>按照 Ruby on Rails 實戰聖經的指引，我在 ubuntu 10.04.4 下面进行了“編輯 Gemfile 這個檔案加上一行 gem 'therubyracer'，輸入 bundle install 安裝這個套件”但启动服务器的时候还是遇到了 JS runtime 的错误，我查看提示：</p> <p>demo$ bundle show therubyracer Could not find gem 'therubyracer' in the current bundle.</p> <p>貌似 therubyracer 没有装上？是语法错了吗？我检查几次了 </p> _why Wed, 14 Mar 2012 13:02:59 +0800 https://ruby-china.org/topics/1849 https://ruby-china.org/topics/1849 <p>我在 Linux 下面安装 Ruby 时候碰到了无法连接到主机的问题，请问可以通过替换地址啥的莱解决吗？</p> <p>ruby-1.9.2-p318 - #fetching ruby-1.9.2-p318 - #downloading ruby-1.9.2-p318, this may take a while depending on your connection...</p> <p>curl: (7) couldn't connect to host There was an error, please check /home/jwu/.rvm/log//*.log. Next we'll try to fetch via http. Trying ftp:// URL instead.</p> <p>curl: (7) couldn't connect to host There was an error, please check /home/jwu/.rvm/log//*.log There has been an error while trying to fetch the source.<br> Halting the installation. There has been an error fetching the ruby interpreter. Halting the installation.</p> _why Sat, 10 Mar 2012 10:03:43 +0800 https://ruby-china.org/topics/1761 https://ruby-china.org/topics/1761