Almost all of the programs (except SHA-1 hashing implementation), were made as solutions to exercises. • Nearly all of the programs are written in very basic Java, avoiding most ... was done using the ...

Also known as the Java 8 Predicate -- which stems from the JDK version where functional programming was introduced to developers -- this simple interface defines five methods, although only the Java ...

If you want to master functional programming ... your code — starting with how to use an actual class, and how to create very concise code with a lambda function. The Java Function interface is quite ...