du -sh ~/Library/Developer/Xcode
du -h -d1 ~/Library/Developer/Xcode
# 2.3G ~/Library/Developer/Xcode/UserData
# 6.2G ~/Library/Developer/Xcode/DerivedData
rm -rf ~/Library/Preferences/com.apple.dt.Xcode.plist
rm -rf /Library/Preferences/com.apple.dt.Xcode.plist
rm -rf ~/Library/Developer/Xcode/DerivedData
rm -rf ~/Library/Caches/com.apple.dt.Xcode
rm -rf ~/Library/Application Support/Xcode
rm -rf ~/Library/Developer/Xcode/Archives
rm -rf ~/Library/Developer/Xcode/UserData
rm -rf ~/Library/Developer/CoreSimulator
rm -rf ~/Library/Developer/Xcode
rm -rf /Applications/Xcode.app