Higher-order functions let you treat functions like any other value — passing them around, returning them, and composing them for cleaner, more reusable code. They power everyday tools like map, ...

‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful! Last week, I casually dropped the term “higher-order function” ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

Functions are fundamental to code organization; they exist in all higher order programming languages. Generally, functional programming means using functions to the best effect for creating clean and ...

Peter looks at how to call a JavaScript function from your TypeScript code and do it in a type-safe way. Along the way, he dramatically simplifies a Backbone application by integrating Knockout. I ...