Java Optional

Learning Objectives: By the end of this tutorial, you will be able to: Introduction Null pointer exceptions (NPEs) have long been considered one of the most notorious bugs in Java development. Tony Hoare, who introduced null references in ALGOL W, even called it his “billion-dollar mistake.” Java 8 introduced Optional<T> as a solution to this problem, providing… Read More »Mastering optional in Java 8: A Comprehensive Guide