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 ...

Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more. Here's how to use Arquero for data wrangling in Observable JavaScript and Node.js.

JavaScript main function. Java and JavaScript are often confused with each other and serve very different purposes. JavaScript is embedded within a web page. Any code placed within an HTML script tag ...

The above example may seem trivial and not very useful, ... JavaScript tutorial: Higher-order functions. Apr 18, 2019 4 mins. how-to. JavaScript memoization: Handy functional programming.

At Microsoft's Ignite 2017 conference today, the company announced a range of new features that will be coming to its Excel application, such as JavaScript Custom Functions and more.

First, I need the script tags that reference the necessary JavaScript libraries along with the file holding my JavaScript function. The last tag in this example references require.js and specifies the ...