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nvmインストール
wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.18.0/install.sh | bash

https://github.com/creationix/nvm

git clone https://github.com/creationix/nvm.git ~/.nvm && cd ~/.nvm && git checkout `git describe --abbrev=0 --tags`


rvm

gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3

\curl -sSL https://get.rvm.io | bash -s stable

----------
gpg2 --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3

上が失敗したら

command curl -sSL https://rvm.io/mpapis.asc | gpg2 --import -
===================================================================
Installing RVM to /home/kominami/.rvm/
    Adding rvm PATH line to /home/kominami/.profile /home/kominami/.mkshrc /home/kominami/.bashrc /home/kominami/.zshrc.
    Adding rvm loading line to /home/kominami/.profile /home/kominami/.bash_profile /home/kominami/.zlogin.
Installation of RVM in /home/kominami/.rvm/ is almost complete:

  * To start using RVM you need to run `source /home/kominami/.rvm/scripts/rvm`
    in all your open shell windows, in rare cases you need to reopen all shell windows.

# kominami,
#
#   Thank you for using RVM!
#   We sincerely hope that RVM helps to make your life easier and more enjoyable!!!
#
# ~Wayne, Michal & team.

In case of problems: http://rvm.io/help and https://twitter.com/rvm_io

  * WARNING: You have '~/.profile' file, you might want to load it,
    to do that add the following line to '/home/kominami/.bash_profile':

      source ~/.profile

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