gentoo-srv-maint

eix-sync
emerge -uDNa --with-bdeps=y world
emerge -a --depclean
revdep-rebuild


## RVM

$ rvm get stable
$ rvm list known
$ rvm upgrade old_ruby-pXXX new_ruby-pXXX
$ rvm reload
$ rvm gemset use global
$ gem update
$ gem cleanup

## RBENV

# cd /usr/local/rbenv
# git pull
# cd plugins/ruby-build
# git pull

$ rbenv versions
$ rbenv install --list
$ rbenv install new_version
$ rbenv global new_version
$ rbenv uninstall old_version
$ gem update
$ gem install bundler
$ gem cleanup # or 'bundle clean'
$ rbenv rehash