# Angular awesome list - [Concepts](#concepts) - [Template](#template) - [Forms](#forms) - [Auth](#auth) - [Frameworks](#frameworks) - [Errors](#errors) - [Testing](#testing) ## Concepts - [Angular Service — Component communication](https://medium.com/@enriqueoriol/angular-service-component-communication-4933782af52c) ### Template - [ngIf](https://angular.io/api/common/NgIf) ### Forms - [FormControl usage notes](https://angular.io/api/forms/FormControl#usage-notes) - [Radio Buttons in Angular](https://www.delftstack.com/howto/angular/angular-radio-buttons/) ### Auth - [Angular Authentication with OpenID Connect (OIDC)](https://dev-academy.com/angular-authentication-with-openid-connect/) ## Frameworks - [eUI](https://eui.ecdevops.eu/) ## Errors - [Reason: Credential is not supported if the CORS header 'Access-Control-Allow-Origin' is '*'](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS/Errors/CORSNotSupportingCredentials) ## Testing - SO [Angular - unit test for a subscribe function in a component](https://stackoverflow.com/q/45839955/515948) - SO [Angular Unit Test - Mocked Service is not being used](https://stackoverflow.com/q/54984241/515948) - SO [Testing error case with observables in services](https://stackoverflow.com/q/39960146/515948) - SO [Angular 13 TestBed doesn't inject interceptor](https://stackoverflow.com/q/71251261/515948)