Nodejs - npm.txt

Title   : Npm Crash Course
Author  : Musha
Date    : 14/10/2017
Youtube : https://youtu.be/jHDhaSSKmB0


## Check version
npm -v / npm --version


## make the package.json
npm init / npm init -y


## set default init to custom
npm config set init-author-name "Musha"
or
npm set init-license "MIT"


## check the default init value
npm get init-author-name
npm get init-license


## delete npm custom default value
npm config delete init-author-name
npm config delete init-license


## install packages
npm install <package name> --save
*note: --save mean it will save the dependencies to package.json

npm install <package name> --save-dev


## install previous package version
npm install <package name>@x.x.x --save
npm install lodash@4.17.3 --save 


## install regular package from package.json (exclude devdependencies)
npm install --production


## install package globally
npm root -g
*note: check root directory for global package

npm install -g <package name>


## remove packages 
npm uninstall <package name> --save / --save-dev
npm remove -g .. #for global package
npm remove ..
npm rm / un ..


## update package
npm update <package name>


## list package
npm list
npm list --depth 0  #list only top lavel


## SCRIPT
"scripts": {
    "start": "node index.js",
    "dev": "live-server"
},

run the script
---------------
npm start   #it will run the command node index.js
npm run dev #it will run the live-server(use run if not we not using "start")