JavaScript - Creating Web Services and REST APIs

• we will discuss basic and advanced techniques for processing http requests, including the use of authorization headers.
• we will focus on both the classic REST API and the processing of realtime data from web sockets using the rxjs javascript library.
• Use Callbacks, Promises, Observables, REST API, SOAP and Realtime data

• The course is intended for developers who need to solve the communication between the server and the frontend application.

• Basic knowledge of JavaScript programming at the level of the INTJS course is assumed

• Expert interpretation with practical examples, exercises on computers.

• Online presentation of discussed material and exercises.

Introduction to Web Services Theory

• REST API
• SOAP
• WEB SOCKETS

Construction in javascript language

• Asynchronous vs synchronous javascript
• Blocking vs. non-blocking
• Event loop
• Callbacks
• Promises
• Async/await
• Observables

Communication with the backend

• HTTP GET/POST/PUT/DELETE

Previous courses

Programming Client Scripts with JavaScript [INTJS]