One example is “Functional programming with Java 8 functions,” in which author Edwin Dalorzo shows how to use lambda expressions and anonymous functions in Java 8. Architecture of a lambda.

An example snippet using functional programming. As an illustration, let’s look at some code example. Say, we have this presumably large text file on the Apache Spark distributed platform.

It assumes the reader has experience programming in JavaScript. Functions as a map between two sets. A functional programmer views the nature of a function in a similar way as does a mathematician: It ...

Java Supplier interface tutorial. As you can see, the code for the class that implements Java’s Supplier interface is fairly simple. The only requirements are the class declaration and the ...

Out of the three words, “pure” is the worst offender. I mean, “functional programming”¹ isn’t exactly well-defined, ... for example—and I consistently miss working in a pure language.

The syntax of functional programming (FP) ... For example, in multithreading, data being changed in one executing thread can cause problems in another. Higher-Order Functions.

Facebook went with a novel programming methodology, called functional programming, to update the News Feed for its Apple iOS client, which helped considerably in tuning and debugging the app ...

I've been trying to learn Haskell lately, and the hardest thing seems to be learning about monads. "Monads in Ruby" and "Monads for Functional Programming" helped me finally to break the ice, but more ...