HTML5 introduces lots of new and exciting things for web authors, among these are new APIs. Here are some of them.

Have you ever wondered:

• How many selectors does CSS have?
• Which selectors come from which version of CSS?
• How does each selector work?

Me too! so here's what I found out with an example for each one.

In my last post I wrote about how to detect a JavaScript array, so I thought it would be a good idea to see how jQuery does it.

"Piece of cake" I bet you're thinking, oh I wish it were that easy.