Lukas is a Java and SQL aficionado. He’s the founder and head of R&D at Data Geekery GmbH (datageekery.com), the company behind jOOQ (jooq.org) , the best way to write SQL in Java.
JOOQ's Lukas Eder outlines how Optional works in Java 8, why it's still a very useful addition, and why it might be a good idea to just ditch primitive types altogether.
It's SQL time again, as Lukas Eder turns his attention to one very important aspect of Java 8 lambdas and interoperability with “legacy” APIs.
A super handy guide for implementing a local cache using the good old ConcurrentHashMap and lambda expressions. Not quite like Mom used to make, but pretty tasty nonetheless.
Java 8, and the new Streams API finally allow us to solve data-centric problems in a very concise manner. Lukas Eder breaks it all down.