忙しい人のためのまとめ インストール Macは brew install rbenv ruby-build でインストール。 Ubuntuは git clone https://github.com/sstephenson/rbenv.git ~/.rbenv git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
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