On a related note, here are some interesting articles.
Abstracting MySql results in PHP
If there is one thing a web server does everyday it iss connecting to the database. I have been using PHP for many years now, but if you ask me to write a script to fetch data from the database I couldn't do it without going back to the Ultimate PHP manual to find a few examples first.
Web War 3.0 - Screen sizes
When I started working as a web developer, there was no longer a need to use the hacks from the 90s to make your website work. The marquee and blink tags where already dead. I could still see some old blogs referencing document.layers but they were on their way out. But still when I started, I had to worry very much about writing cross browser code.