如何卸載/刪除舊的ruby版本並保持更新。 我安裝了兩個版本的ruby [英]How to uninstall/delete older ruby version and keep newer. I have two version of ruby installed
如何在使用rbenv +不同的ruby版本時從OSX的系統ruby 1.8.x正確卸載gem? [英]How can I correctly uninstall gems from OSX's system ruby 1.8.x while using rbenv + different ruby version?