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@tatama(Takuma)

「gem update --system」と「gem update」の違い

Posted at
  • gem update --system
    • RubyGems(gemコマンド)自体のバージョンアップをする
  • gem update
    • インストールされている各gemのバージョンアップをする
    • gem update [GEMNAME]で特定のgemをバージョンアップすることもできる

こういうの意外と一発でググれなくて困る...

他にもプレリリース版のgemにアップデートしたりするオプションなど色々ある模様
https://guides.rubygems.org/command-reference/#gem-update

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