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

@Yves M.'s answer was very similar to my solution. Here are the commands I used, which were slightly different from his.

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.31.0/install.sh | bash

Then query for the latest version:

nvm ls-remote

Then install the newest version:

nvm install YOUR_VERSION_HERE

example

nvm install v5.8.0