{
  "name": "npm-demo",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "mongoose": "^5.0.11", // what is Caret Symbole? SemVer - Major.Minor.Patch
    "underscore": "^1.8.3" // Patch - bug fix, Minor - New feature without broke Previous API Structure, Major - New feature change structure
// Caret ^5.0.11 === 5.x , if there was just minor changes, install with updated one
// Tilda ~1.8.3 === 1.8.x, only accept patched one, not minor or magor changed version
// if don't assgin caret or tilda, package won't automatically updated

  }
}