Heroku

What is Heroku? 

• Heroku is a cloud platform to host your applications
• Heroku is one of the cloud platforms has been in development since June 2007
• Heroku supports Java, Nodejs, Python, React Js, PHP & Clojure.

How to deploy your application in Heroku

• First, you want to install Heroku in your ubuntu pc
• Open your Terminal & type this codes
• sudo add-apt-repository "deb https://cli-assets.heroku.com/branches/stable/apt ./"
• curl -L https://cli-assets.heroku.com/apt/release.key | sudo apt-key add -
• sudo apt-get update
• 
  

  sudo apt-get install heroku
• Check your heroku version
• heroku --version
• Signup for Heroku
• https://www.heroku.com/ 
• Signup for mLab
• https://mlab.com
• Now Add (specify the version of the node) to package.json
•  "engines": {
      "node": "6.10.1"
   }
• Add Procfile to root
• web: node server.js
• Add .gitignore file to root
• /node_modules
  npm-debug.log
  .DS_Store
  /*.env
• Change Port  on server.js
• const port = process.env.PORT || 8000;
• Build and run locally
• npm install
• heroku local web
• Deploy your application to Heroku
• git init
• git add .
• git commit -m "first commit"
• git status
• heroku login
• Enter your Heroku credentials.
• heroku create Your application name
• git push heroku master
• Optional  (if above fails)- Add heroku git remote
• heroku git:remote -a yourapp
• And retry git push heroku master