Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我已经在 Windows 8 上安装了 Ruby 2.2.2，任何 ri 命令都会返回给我
“对 (ie) .string 一无所知
有谁知道如何解决这个问题？