Why is Java App Development Still Popular in 2022? The primary reason for making Java amongst the top popular languages for developing apps for 2022 is its object-oriented programming (OOP) feature.

The functional consumer interface is a key part of the Java Streams API. Here is a simple Consumer interface example to show you how to use this Java component.

Functional supplier interface in Java tutorial There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package ...