https://stackoverflow.com/questions/14863022/settimeout-behaviour-with-blocking-code
'JavaScript is single-threaded. If some block of code uses execution thread, no other code can be executed. This means your setTimeout() call must wait until main execution (the one with busy-waiting while loop) finishes.' - Tomasz Nurkiewicz
:cookie: 118 | @piteto |http://www.freecodecamp.com/piteto
:cookie: 432 | @gothamknight |http://www.freecodecamp.com/gothamknight
Please help! i'm trying to install npm install async
``
npm ERR! Linux 4.9.17-c9
npm ERR! argv "/home/ubuntu/.nvm/versions/node/v6.11.2/bin/node" "/home/ubuntu/.nvm/versions/node/v6.11.2/bin/npm" "install" "async"
npm ERR! node v6.11.2
npm ERR! npm v3.10.10
npm ERR! code ECONNREFUSED
npm ERR! errno ECONNREFUSED
npm ERR! syscall connect
npm ERR! Error: connect ECONNREFUSED 127.0.0.1:15443
npm ERR! at Object.exports._errnoException (util.js:1020:11)
npm ERR! at exports._exceptionWithHostPort (util.js:1043:20)
npm ERR! at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1086:14)
npm ERR! { Error: connect ECONNREFUSED 127.0.0.1:15443
npm ERR! at Object.exports._errnoException (util.js:1020:11)
npm ERR! at exports._exceptionWithHostPort (util.js:1043:20)
npm ERR! at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1086:14)
npm ERR! code: 'ECONNREFUSED',
npm ERR! errno: 'ECONNREFUSED',
npm ERR! syscall: 'connect',
npm ERR! address: '127.0.0.1',
npm ERR! port: 15443 }
npm ERR!
npm ERR! If you are behind a proxy, please make sure that the
npm ERR! 'proxy' config is set properly. See: 'npm help config'
npm ERR! Please include the following file with any support request:
npm ERR! /home/ubuntu/workspace/npm-debug.log
``