rm -rf & node
rm -rf
$ rm -rf mydir
https://www.computerhope.com/issues/ch000798.htm
https://stackoverflow.com/questions/41569788/delete-all-node-modules-subfolders
$ npm i -g rimraf
$ rimraf node_modules
$ find . -name "node_modules" -exec rm -rf '{}' +
linux delete all node_modules folder
https://coderwall.com/p/guqrca/remove-all-node_module-folders-recursively