我跟着 this tutorial 运行rvm requirements
当安装在Ubuntu 12.04 RVM,我得到了以下信息错误时运行RVM要求
Installing requirements for ubuntu, might require sudo password.
Running 'apt-get --quiet --yes update' would require sudo.
Cowardly refusing to continue, please read 'rvm autolibs'.
Updating repositories
Missing required packages: libgdbm-dev, libffi-dev.
Cowardly refusing to continue, please read 'rvm autolibs'.
我跑rvm install 1.9.3
谁能帮助时相同的消息?
谢谢。