Try to visit while JavaScript is off in your browser New York Time developer.mozilla.org LifeHacker Browsing the web with JavaSc...

Every time I return from ruby/python to JavaScript I'll fall into the same mistake of writing arr[-1] and not getting the last item. JavaScript has a weird way of stringifying object keys which leads to stringifying array indexes which renders the above n... (more…)

The OpenAI Codex JavaScript Sandbox and the API which backs it, have (rightly!) generated a lot of interest and comment in the development community. When faced with something so different to what we expect, it's easy to assume it's all magic. In this pos... (more…)

Let’s find out how and when you can get NaN in JavaScript, and what it even is... (more…)

In many cases, the node that you're interested in is not the direct child of the top XML element. Instead, it may be nested several levels down. You can access nodes at any depth using the.. operator, or by using the descendants property. For instance... (more…)