Link the following stylesheet to keep CSS the same across all browsers:
<head>
<link rel="stylesheet" src="normalize-css.googlecode.com/svn/trunk/normalize.css">
Thanks Udacity.
Recursive algorithms can be slow because they end up solving the same little problems over and over again. To speed them up, you can use a technique called "memoization." Memoization allows algorithms go much more quickly by remembering solutions to problems they have already solved. I’m the recursive algorithm. This blog is my memoization.