September 2017

Why http? Most front-end applications communicate with backend services over the HTTP protocol. Angular offers an easy to use HttpClient API for developers. What is HttpClient? HttpClient is a powerful tool Angular offers to help REST API connections. Angular HttpClient has and interface that concludes all common used request types as well as hook for

What is a Service? A service is typically a class with a narrow, well-defined purpose. Angular provides flexibility to factor your application logic into services and make those services available to components through dependency injection. Service classes are decorated with @Injectable() decorator to show they can be injected to some other services or components. What