npm - install dependencies for a package in a different folder?

Question

I have the following directory structure:

/some_project
    source.js
    package.json

I would like to install the dependencies for some_pr

Answer 1

On windows 10 using powershell the only thing that worked for me without all the problems and edge-cases mentioned in this blog post was this

Start-Process -Wait -FilePath "npm" -ArgumentList "install" -WorkingDirectory $web_dir