Of all the hats JavaScript can wear, its form-processing features are among the most sought and used. Learn how to use JavaScript for form processing, validation, and more.

How to Create a Text Box Dynamically in JavaScript. Some call it magic -- the ability to make objects appear suddenly out of nowhere. You can create this kind of magic on your website using a few ...

How to Do Addition in JavaScript. Performing JavaScript addition may seem like a simple task, until you discover the number of different ways you can add them. Mathematical calculations are often ...

Always test your pages using Google’s own tools and third-party resources to view the rendered HTML to make sure all your content is showing up.

What is AJAX (Asynchronous JavaScript and XML)? AJAX (Asynchronous JavaScript and XML) is a technique aimed at creating better and faster interactive web apps by combining several programming tools, ...

Learn how to make the most of Observable JavaScript and the Observable Plot library, including a step-by-step guide to eight basic data visualization tasks in Plot.

Javascript links work in a similar manner to plain HTML links (at face value, we do not know what’s happening behind the scenes in the algorithms). Javascript redirects are treated in a similar ...

jQuery UI is another option for building HTML and JavaScript-based application interfaces. It's completely open source and has the advantage of being directly compatible with jQuery, jQuery Mobile, ...