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. There are ...

The Magical Journey of this: Elusive Pointing In Java, the behavior of this is drastically different from other object-oriented languages. It is not fixed but depends on how the function is called.

In the past two columns, we’ve looked at higher-order functions and talked a little bit about the power of functional programming. So far, the concepts we’ve covered do little to indicate how powerful ...

Today at Microsoft's Ignite 2017 conference, the company announced some improvements to Excel during the keynote. They were kind of glossed over, but during a session later on in the day, it expanded ...

Microsoft is launching a couple of features to Excel today that make the ubiquitous spreadsheet software a bit more powerful. Among the new features is support for Azure Machine Learning and custom ...

In this article, I'm going to look at the JavaScript data-binding library Knockout.js. I'll expand on my previous article by removing the external templating library and using Knockout to bind and ...

Topics covered include: Object creation Bracket vs Dot Notation Property descriptors How object references work Prototype chain Modern syntax like spread and destructuring Loop over objects Custom ...