https://ruby-china.org/wsybyy en-us <p>我在 Ubuntu 里把 Ruby 以及 Rails 都安好了 新建了一个 Rails 项目 HelloRails，进入该文件夹后输入 rails server 命令行出现</p> <pre class="highlight plaintext"><code>Could not find gem 'rails (= 4.2.6)' in any of the gem sources listed in your Gemfile or available on this machine. Run `bundle install` to install missing gems. </code></pre> <p>这两行代码，于是我就执行了 bundle install，结果啪啦啪啦一大堆后，我以为可以成功启动服务器了，结果还是显示上面那两行 真心想学 Ruby，从 Windos 到 CentOS 到现在这个 Ubuntu，请老铁们指教指教下<img title=":blush:" alt="😊" src="https://twemoji.ruby-china.com/2/svg/1f60a.svg" class="twemoji"> </p> wsybyy Thu, 14 Sep 2017 21:48:35 +0800 https://ruby-china.org/topics/34130 https://ruby-china.org/topics/34130 <p>在网上搜了下安装 ruby 的命令结果安装好了是 1.8.7 的请问怎么升级到当前版本啊..</p> wsybyy Fri, 08 Sep 2017 18:15:40 +0800 https://ruby-china.org/topics/34076 https://ruby-china.org/topics/34076 <p>我按照网上说的下了个 gem<img src="https://l.ruby-china.com/photo/2017/682d046f-542b-4e5e-8f9f-ff6a0e488b2c.png!large" title="" alt="">然后接下来执行里面的一个 step.rb 文件结果<img src="https://l.ruby-china.com/photo/2017/d8dd44b7-d005-4b07-b48d-be4d8be98848.png!large" title="" alt=""> 是不是因为系统是 windows 的原因 请各位老铁帮帮忙<img title=":joy:" alt="😂" src="https://twemoji.ruby-china.com/2/svg/1f602.svg" class="twemoji"> </p> wsybyy Tue, 29 Aug 2017 21:38:40 +0800 https://ruby-china.org/topics/33973 https://ruby-china.org/topics/33973