This page is where I will list out articles and websites that I find invaluable in my professional use. Hopefully you will find them just as useful and also suggest to me new ones as well.
Some of the modules there are a bit buggy, but for what you get its a small issue to complain about.
– Every coder needs to know some how to use regex, but unless you use it on a daily basis the rules can be hard to remember and complicated. This site gives you a great reference point. Another great site where you can learn and generate regex patterns is http://gskinner.com/RegExr/
– Another language that is taking Web Development and testing by storm is Ruby. The Ruby syntax is very easy to learn. This is a good site to learn the Ruby fundamentals. Another place where you can learn interactively is http://tryruby.org/