I've used these technologies before and some of them I keep using them...

RoR.
PHP.
Mysql
Oracle
DB2
MsSql
HTML
CSS
javascript
Windows
Linux
OS x
Magento
ExpressionEngine
Wordpress
...

I've learned that there's no Best technology or PL, there's only a good programmer.
I've learned that put two or more things together and create something new is funniest
I've learned that the best programmer is not always the smartest of the group. 

Twitter:

https://twitter.com/jcho360/