Introduction In this article we’ll cover the Java 8 Streams API and the new Optionals wrapper class. Optionals The point of an Optional comes in two parts, utilising them for managing nullable values and utilising them for a lack of value presence, literally, no present value whatsoever is possible via Optionals. This…

Introduction TLDR; If you’re familiar with concepts of Threads and Pooling them, you can skip right over to the CompletableFuture’s section, as these are the most common tasks run nowadays and can run their own pool if you don’t want to use the default ForkJoinPool.commonPool In this tutorial we will discuss…

Introduction Lambdas bring a degree of simplicity to Java. Rather than being explicitly verbose at every corner, what if we could pass a functional expression similar to those find in other languages, such as JavaScript: let n = (param1) => someOperation(param1); n(); Fortunately Java introduced this in Java 8 but it…