PHP Security by Example

Nice flash presentation that will provide you with a good foundation on how to make your PHP apps more secure.

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Using ICMP tunneling to steal Internet

You connect to a open access wireless network. You are prompted with some sort of authorization page when you open a browser, but you can easily ping external hosts. You don’t have authorization for TCP or other traffic, so what do you do? Tunnel! This article explains the basics of ICMP tunneling, and how it works.

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Scalable AJAX – For The Love Of God, Think Of The Servers!

Done badly, AJAX can bring a server to its knees.

If you are writing an AJAX application and you have never heard of “/dev/poll” or the “thundering herd problem” then you really ought to smarten yourself up by reading this.

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15 things with Yahoo UI

Dustin Diaz shares some of his recent experiments with the Yahoo! User Interface library

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learn HTML or CSS fast

This great site has free and easy tutorials for learning HTML or CSS for programmers who are new to it

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