Upgrade to ruby 2.x on Mac OS X with rbenv & homebrew
brew update
brew upgradebrew should upgrade ruby-build
rbenv rehash
rbenv install 2.0.0-p0cd to project
vim .rbenv-versionchange line from 1.9.3-x to 2.0.0-p0
ruby -v should return 2.0.0
gem -vshould return 2.0.0
gem install bundler
bundle updatetry new stable version of ruby ;)
Written by Alexey Cherednikov
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