‘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” ...

An icon in the shape of a lightning bolt. Impact Link Most websites are programmed using JavaScript, which is essential for more advanced or complex operations and functions. JavaScript can also be ...

Asynchronous code (async code) says: go do something while I do other things, then let me know what happened when the results are ready. Also known as concurrency, async is important in a variety of ...