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wget -qO- https://cdn.rawgit.com/creationix/nvm/master/install.sh | bash
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"
nvm install node
nvm use node
Find full tutorial with this link
https://medium.com/@mayomi1/how-to-host-a-node-js-app-on-shared-host-52e12a62a259