Introduction This time I will introduce you to WebSocket, Functional Programming in Java, and Reactive Programming in Javascript using the RxJS library. Take a look at what Wikipedia tells us about WebSocket: “WebSocket is a computer communications protocol, providing full-duplex communication channels over a single TCP connection. The WebSocket protocol was standardized by the IETF as ..
Category : Tutorial
Introduction When using the Chrome DevTools (F12) you may have noticed that the HTML, CSS or Javascript code can look quite awkward. Why is the code so awfully structured so you can hardly recognize anything? This is done by purpose, of course, but why? There are two major reasons why frontend developers format their code ..
Introduction There are numerous techniques for a client application to access an Enterprise Information System (EIS). The most common approach (and also best practise) is to use an application container on a middleware system (JBoss). It shields the EIS from direct client requests and also shields the client app from the business logic. See some popular ..
Introduction I’ve searched the internet for a good mobile client example using the Hessian protocol to communicate with a web container. I couldn’t find any which wasn’t based on Caucho’s website example using Jetty. So I decided to do a tutorial on my own. To make it more challenging, I chose Wildfly and JBoss Developer ..
Introduction Everyone who came across Oracle’s “First Cup” tutorial learned that it is based on NetBeans and Glassfish. Well, this is not the most popular development environment among Java EE developers. Nevertheless, the tutorial itself is undoubtfully excellent because it covers so many Java EE concepts. Too bad that it is not complete as it ..