tldr/pages/common/rvm.md

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# rvm
> A tool for easily installing, managing, and working with multiple ruby environments.
> Homepage: <https://rvm.io>.
- Install one or more space-separated versions of Ruby:
`rvm install {{version(s)}}`
- Display a list of installed versions:
`rvm list`
- Use a specific version of Ruby:
`rvm use {{version}}`
- Set the default Ruby version:
`rvm --default use {{version}}`
- Upgrade a version of Ruby to a new version:
`rvm upgrade {{current_version}} {{new_version}}`
- Uninstall a version of Ruby and keep its sources:
`rvm uninstall {{version}}`
- Remove a version of Ruby and its sources:
`rvm remove {{version}}`
- Show specific dependencies for your OS:
`rvm requirements`