How to Upgrade Node.js via NPM

http://tecadmin.net/upgrade-nodejs-via-npm/

NPM is a package manager for nodejs and many other languages. Currently I was running nodejs version v0.10.37 on my system. I was in required to install Latest nodejs package on my system. After searching I found the best and easier way to update your nodejs version using NPM quickly. It works perfectly for me and hope so for you.

Steps to Upgrade NodeJs:-

Use the following steps to install or upgrade nodejs to latest available version.

• Current NodeJs Version – First check current nodejs version on your system using following command. In my case it is v0.10.37.

  rahul@tecadmin:~$ node -v 
  
  v0.10.37
  

• Clean Cache Forcefully – Now clean all npm cache from your system forcefully.

  rahul@tecadmin:~$ sudo npm cache clean -f 
  
  npm WARN using --force I sure hope you know what you are doing.
  

• Install n Module – After cleaning all cache from your system, now install n modules using npm command.

  rahul@tecadmin:~$ sudo npm install -g n 
  
  /usr/local/bin/n -> /usr/local/lib/node_modules/n/bin/n
  n@2.0.2 /usr/local/lib/node_modules/n
  

• Install Nodejs – Let’s install or update latest nodejs version on your system using n module.

  rahul@tecadmin:~$ sudo n stable 
  
       install : node-v6.0.0
         mkdir : /usr/local/n/versions/node/6.0.0
         fetch : https://nodejs.org/dist/v6.0.0/node-v6.0.0-linux-x64.tar.gz
  ############################################################ 100.0%
     installed : v6.0.0
  

• Setup Binary Link – Now link your node binary with latest nodejs installed binary file using following command.

  rahul@tecadmin:~$ sudo ln -sf /usr/local/n/versions/node/6.0.0/bin/node /usr/bin/node  
  

• Check Nodejs Version – Finally recheck your nodejs version. You will find that it showing latest version on your system.

  rahul@tecadmin:~$ node -v 
  
  v6.0.0