Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language.

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.

Facebook is testing a new design for Facebook Pages that will, among other things, remove the "Like" count, offer a cleaner and more readable layout, and ...