How to switch to an older version of Ruby in Mac OS

This blog will show you how to switch to an older version of Ruby in Mac OS

As a developer, you often need to run an application, a tool, or scripts built by an open source community group or your team that only supports a particular programming runtime version. Theoretically, if you are a programming genius, you can figure out how to fix all the dependencies issues and gotchas to upgrade that tool to support all different types of programming runtime versions. However, this…