Don't be intimidated by the prospect of doing functional programming in Java. This step-by-step example will help you learn basic Java lambda syntax quickly and effectively.

With new support for named functions, LAMBDA and helper functions, spreadsheet calculations — especially with arrays — may be more efficient and elegant.

A lot of programming languages these days feature lambda functions, or what I would be just as happy to call anonymous functions. Some people make a big deal out of these but the core idea is very … ...