$ sudo npm install underscore-deep-extend
$ sudo npm install -g underscore-deep-extend

If want to update the underscore-deep-extend package execute the command as below,

$ sudo npm update underscore-deep-extend

Update package globally,

$ npm install -g underscore-deep-extend

Git clone:

$ sudo  git clone https://github.com/rektide/underscore-deep-extend.git

$ sudo  npm install -g ./underscore-deep-extend

underscore-deep-extend@1.1.5 /usr/lib/node_modules/underscore-deep-extend

How to remove underscore-deep-extend package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall underscore-deep-extend

Basic Information of underscore-deep-extend NPM Package: