trldr npm ERR! The operation was rejected by your operating system. npm ERR! It is likely you do not have the permissions to access this file as the current user code example
Example 1: The operation was rejected by your operating system. npm ERR! It is likely you do not have the permissions to access this file as the current user
sudo chown -R $USER /usr/local/lib/node_modules
Example 2: The operation was rejected by your operating system. npm ERR! It is likely you do not have the permissions to access this file as the current user
cd /Users/Marc/Desktop/Dev
rm -rf ./masterclass/node_mdoules/
chown -R $USER ./masterclass/
cd masterclass
npm install