cara menjalankan node js dengan proxy
$ npm config set proxy http://localhost:3128
$ npm config set https-proxy http://localhost:3128
Adventurous Addax
$ npm config set proxy http://localhost:3128
$ npm config set https-proxy http://localhost:3128
proxy=http://username:password@host:port
https-proxy=http://username:password@host:port
https_proxy=http://username:password@host:port
no_proxy=127.0.0.1,localhost.*.mtn.co.za