Android Authority

Java beginner course - A free and comprehensive guide to the basics of Java

Java is one of the most highly sought after programming languages, not to mention one of the two official languages for Android development. In this Java beginner course, we’ll go over the basics to ...
InfoWorld

Functional programming for Java developers, Part 2

Rewrite object-oriented code using functional techniques. Get started with lambdas, method references, functional interfaces, and the Streams API in Java Welcome back to this two-part tutorial ...
InfoWorld

Java programming with lambda expressions

In the technical keynote address for JavaOne 2013, Mark Reinhold, chief architect for the Java Platform Group at Oracle, described lambda expressions as the single largest upgrade to the Java ...
Android Authority

Java tutorial for beginners: Write a simple app with no previous experience

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...