Java 8: Removing null checks with Optional

If-statements are all around us and a big amount of them are simply checking if a value is there or not. If we now for a minute move away from this imperative way of thinking - why should we have to explicitly explain how to do a null check? Why…


Concurrency made easy with Clojure and Pulsar

In the last couple of months I've been playing around with different solutions for actor based programming. To recap - actors are lightweight processes that communicate asynchronously by sending messages between each other. You can read more about the actor model here. Earlier I've covered how to do this using…




Java 8: Composing functions using compose and andThen

In this post we're going to take a look at function composition using two compose functions provided in the Function interface - compose and andThen. What is function composition? It all has to do with creating small reusable functions that you can combine to compose new functions. Now, how can…