Resources:
[Angularjs Series (4)] The wounded Provider Ah ~ (Provider, Value, Constant, Service, Factory, Decorator): http://hellobug.github.io/ blog/angularjs-providers/
Single Page Apps with AngularJS Routing and templating:https://scotch.io/tutorials/ Single-page-apps-with-angularjs-routing-and-templating
How to Implement Safe sign-in via oauth:http://devcenter.kinvey.com/angular/tutorials/ How-to-implement-safe-signin-via-oauth
A Better to learn Angularjs:https://thinkster.io/a-better-way-to-learn-angularjs
$http interceptors:https://thinkster.io/a-better-way-to-learn-angularjs/interceptors
Simple AngularJS authentication with Jwt:https://thinkster.io/angularjs-jwt-auth#authenticating-with-an-interceptor
Implementing Authentication in Angular applications:https://www.sitepoint.com/ implementing-authentication-angular-applications/
Interceptors in Angularjs (recumbent slot, good): http://www.cnblogs.com/littlemonk/p/5512253.html
Interceptors in AngularJS and useful examples:http://www.webdeveasy.com/interceptors-in-angularjs-and-useful-examples/
AngularJS 1.5.7 Official Document: HTTPS://CODE.ANGULARJS.ORG/1.5.7/DOCS/API
"AngularJS" separation of front and rear, AngularJS using token authentication