npm throws error without sudo

Question

I just installed node and npm through the package on nodejs.org and whenever I try to search or install something with npm it throws the following error, unless I sudo the c

Answer 1

This is the solution I utilized and worked. I tried utilizing whoami never worked.

sudo chown -R $USER /usr/local/lib/node_modules

then

sudo chown -R $USER /usr/local/bin/npm

then

sudo chown -R $USER /usr/local/bin/node