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Ruby, a programming language available on Developer+ accounts.

Changing Ruby versions

Overview Newer hosting platforms, v6+, support multiple Ruby versions through rvm. This enables you to run multiple versions of Rack and Rails using any available Ruby interpreters. Currently, versions 1.8 to 2.2 are supported. Important: Avoid using 1.8, except to shim an older application with an intent to upgrade. 1.8 is deprecated and contains several…