cd /Applications/Eclipse.app/Contents/MacOS
2、次は以下のコマンドでeclipseを起動させる
./eclipse -clean -clearPersistedState
cd /Applications/Eclipse.app/Contents/MacOS
CMD + SHIFT + .
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew install caskroom/cask/brew-cask
brew cask install docker-toolbox