1、显示隐藏文件
显示：defaults write com.apple.finder AppleShowAllFiles -bool true
隐藏：defaults write com.apple.finder AppleShowAllFiles -bool false
2、显示文件路径
显示：defaults write com.apple.finder _FXShowPosixPathInTitle -bool TRUE;killall Finder
隐藏：defaults delete com.apple.finder _FXShowPosixPathInTitle;killall Finder