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List RubyGems binary version for all installed Ruby versions

Kim Klotz
August 19, 2015Software engineer at makandra GmbH

rbenv

To check which rubygems versions your different rbenv rubys are using, you can use this small bash script:

for i in $(rbenv versions --bare); do rbenv shell "${i}"; echo -n "ruby ${i} has gem version: "; gem -v; done

RVM

rvm all do gem -v
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Rails Long Term Support

Rails LTS provides security patches for old versions of Ruby on Rails (2.3, 3.2, 4.2 and 5.2)

  • Prevents you from data breaches and liability risks
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Posted by Kim Klotz to makandra dev (2015-08-19 11:23)