Now you can quickly view your DomainKeys, DKIM, and SPF validitay, and SpamAssassin score in one place. Just send an email to any address @www.brandonchecketts.com. Then check here to see the results.

Downloads and online tools for testing cross-browser web design. Focuses strongly on MSIE but may still be useful.

The Theoretical Minimum is a series of Stanford Continuing Studies courses taught by world renowned physicist Leonard Susskind. These courses collectively teach everything required to gain a basic understanding of each area of modern physics including all of the fundamental mathematics. The sequence begins with the modern formulations of classical mechanics discovered by Lagrange and Hamilton in the late 18th and 19th centuries, and then moves on to the radical new theories of relativity and quantum mechanics discovered by Albert Einstein and others in the early 20th century. The sequence concludes with a study of modern cosmology including the physics of black holes.

Google Translator Toolkit is a powerful and easy-to-use editor that helps translators work faster and better.

Mock your HTTP responses to test your REST API.

Welcome! Quantopian is building the world’s first algorithmic trading platform in your browser. We provide tools and infrastructure for you to learn, create, and test trading strategies - while protecting your intellectual property. Your algorithms are yours and kept private.

Explore analyses of popular songs, or contribute an analysis of your own.

So Google Reader is shutting down. This is obviously worrisome, mostly because the deprecation schedule is tight. But this is also a great news because Google Reader stopped innovating 5 years ago and yet was still the most visible RSS reader out there. [...] There are actually a ton of readers and I’ll focus on the web ones, because the web is my thing.

Browse and select icons to download them or make a font. You may import SVG images or fonts too.

WriteLaTeX is a free online collaborative LaTeX editor that first went live on September 30, 2011, and has been improving ever since.