- install RVM
\curl -sSL https://get.rvm.io | bash -s stable
- List all ruby versions
rvm list known
- Install a version of Ruby
rvm install ruby-2.4.1
- Select a default version
rvm use ruby-2.4.1
rvm use ruby-2.4.1 --default
\curl -sSL https://get.rvm.io | bash -s stable
rvm list known
rvm install ruby-2.4.1
rvm use ruby-2.4.1
rvm use ruby-2.4.1 --default