How to Dual Boot Your Ruby or Rails Application with Different Versions of Ruby

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Dual booting Ruby is similar to any other dependency, but there are some important differences that we need to address to do it right. There are more ways to do this but we try to minimize the disruption to the normal development workflow as much as possible. With these ideas you can default to use the current Ruby version while also being able to use the next version on demand with a few commands.

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