Java 8 introduced Java developers to functional programming with lambda expressions. This Java release effectively notified developers that it’s no longer sufficient to think about Java ...

With this simple Java program under your belt, you’re ready to understand the more complex MapReduce implementation in Apache Hadoop. Apache Hadoop Hadoop is an open source implementation of the ...

You will run into the Function interface in a variety of places, especially when you start advanced functional programming with the Java Streams API. Powerful methods such as map, reduce and flatMap ...