Simply learn yourself.
For coding

Angular Firebase Facebook, Google, Github and Twitter Login - Part 2

This article is the continuation of previous post Create an Angular 2 CLI App with Firebase Social Authentication. This post further explains the authentication feature for your Angular CLI application using Firebase. AngularFire is the library used for this. In addition to this, we require some Angular providers called sign-in providers to use Firebase Authentication feature. This article explains Facebook, Google and Twitter authentication to log in with our users. Follow the demo and article to install and setup AngularFire library and build your angular web application with an easy and perfect login authentication. Also, the article explains how to redirect to home page from other pages and vice-versa.

Create RESTful API NodeJS Mysql

Read more »