Object-oriented programming has a lot of well-established design principles, such as the SOLID principles, but when moving towards functional programming many developers don’t know how to use ...

James Ward and Joshua Suereth explain the evolutions happening in many OOP languages today and how to take advantage of those changes.

Object-oriented versus functional programming I’ve created a Java application that contrasts the imperative, object-oriented and declarative, functional programming approaches to writing code.

In contrast, object-oriented programming is about having a relatively fixed set of functions, and you’re primarily modifying or adding new variables.

Functional programming is more like getting up to a chalkboard and writing an equation. You know how it's gonna work every time. Writing what should be done, instead of how.

Scala is an easy transition for those familiar with Java and object-oriented programming. But if you want to learn the basics of functional programming, Scheme is hands-down the best.

Academic researchers have published a study investigating the effect of programming languages on software quality, concluding the issue is hard to quantify but also identifying significant findings, ...

What is something you wish you knew when you first started functional programming? This question was originally answered on Quora by Tikhon Jelvis.

Rewrite object-oriented code using functional techniques. Get started with lambdas, method references, functional interfaces, and the Streams API in Java Welcome back to this two-part tutorial ...