Here’s some useful code if you need to know how much time has elapsed between two days.         DateTime oldDate = new DateTime (2005, 7, 31);         DateTime newDate = DateTime .Now;...

Regular Expressions.  Joy oh Joy.  Here’s a great site to help ease the pain in writing one: Regular Expression Library .  They have over a thousand indexed expressions and it even has an online tool to help you test expressions: http:...