Missing Write Access to /user/local/lib/node_modules

Problem:

You are running in your command prompt and you face this error.

Missing Write Access to /user/local/lib/node_modules

Solution:

Step 1: Add following lines to ~/.bashrc after installing npm:

npm set prefix ~/.npm
PATH="$HOME/.npm/bin:$PATH"
PATH="./node_modules/.bin:$PATH"

Step 2: Execute following line after changes:

source ~/.bashrc

Step 3: Run the original command you had issues with. It should work now!