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How do I set a column value to NULL in SQL Server Management Studio?
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How do I convert an interval into a number of hours with postgres?
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How can I define a composite primary key in SQL?
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In Maven 2, how do I know from which dependency comes a transitive dependency?
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How do I convert from stringstream to string in C++?
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What's the state of the art in email validation for Rails?
...Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]+\z/
That was adapted from http://www.regular-expressions.info/email.html -- which you should read if you really want to know all the tradeoffs. If you want a more correct and much more complicated fully RFC822-compliant regex, that's on that page too. But ...
how to make svn diff show only non-whitespace line changes between two revisions
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jQuery empty() vs remove()
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How to redirect from OnActionExecuting in Base Controller?
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Inline instantiation of a constant List
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