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Introduction to Functional Java 1. Overview In this tutorial, we’ll provide a quick overview of the Functional Java library along with a few examples. 2. The Functional Java Library The Functional Java library is an open source library meant to facilitate functional programming in Java. The library provides lots of basic… Continue Reading java-functional-library

Java with ANTLR 1. Overview In this tutorial, we’ll do a quick overview of the ANTLR parser generator and show some real-world applications. 2. ANTLR ANTLR (ANother Tool for Language Recognition) is a tool for processing structured text. It does this by giving us access to language processing primitives like… Continue Reading java-antlr

Create a Java Command Line Program with Picocli 1. Introduction In this tutorial, we’ll approach the picocli library, which allows us to easily create command line programs in Java. We’ll first get started by creating a Hello World command. We’ll then take a deep dive into the key features of… Continue Reading java-picocli-create-command-line-program

Intro to Derive4J 1. Introduction Derive4J is an annotation processor that enables various functional concepts in Java 8. In this tutorial, we’ll introduce Derive4J and the most important concepts enabled by the framework: Algebraic data types Structural pattern matching First class laziness 2. Maven Dependency To use Derive4J, we need… Continue Reading derive4j