Kotlin fits seamlessly into the Java ecosystem, since it compiles down to Java bytecode. Several popular frameworks have announced Kotlin support – including Spring, Vert.x, Spark and others.

JHipster is a long-lived and ambitious hybrid Java and JavaScript project that is dedicated to easing the development of full-stack Java applications using modern reactive front ends.

Throughout this intro to Java interfaces course, you'll gain an in-depth understanding of interfaces, create an interface definition, implement interfaces, and use annotations for interfaces.

An introduction to Java syntax for Android development This post introduces the basics of Java syntax so that you can better start to understand what all those lines do.

Catalog : INFO.2970 Introduction to Java Programming (Formerly 90.297) Id: 007982 Credits Min: 3 Credits Max: 3 Description This course introduces students to object oriented programming with Java (TM ...

The Observable design pattern is found in many Java APIs and in reactive programming. Here's an introduction to the timeless Observable pattern in Java.

This web-based training package is an ideal way for beginners to explore the programming languages used in app development.

This article illustrates how to program using the new features of the Java Message Service (JMS) 1.1 API. The new features in JMS 1.1 are demonstrated through a sample application.

Head First Java is pretty good. It's not "just for beginners", it's a really nice introduction to the language using rather trivial examples that mostly work.