https://ruby-china.org/madman188 我很帅 en-us <p>现在学习 ROR 成本高吗，以前是 java 选手啊</p> madman188 Tue, 10 Nov 2020 14:20:16 +0800 https://ruby-china.org/topics/40562 https://ruby-china.org/topics/40562