jsFiddle is the perfect solution; it provides a custom environment (based on user selections) to test (or fiddle with) your JavaScript ... Processing.js library. Additional HTML and CSS has ...

Ubiquitous jQuery has been outmoded by JavaScript and browser advances. These jQuery-like alternatives pick up where jQuery left off Simplifying tasks such as HTML document traversal, animation ...

We’ve seen numerous server-side approaches and they always seem to obfuscate the powerful trio of HTML, JavaScript, and CSS, which continues to win out in the end. Maybe this time will be different.