Functional Programming (FP) is a programming paradigm that treats computation as the evaluation of mathematical functions and avoids changing-state and mutable data. In Java, functional programming ...

Use Java's packages and static imports to organize top-level types and simplify access to their static members.

Note: Do not create your own functional interfaces., instead use what Java provides in java.util.function package or any other packages. You should also read and memorize the use case of each ...

In this blog post, I look at how Java code can use the Package class to access version information about a particular Java package’s specification and implementation.