Close All Forms in an Application in a Thread-Safe Manner

Whilst googling¬† for some information on C# threading in a Windows GUI environment, I came across this code for closing all forms – very useful. This is something I’ll tuck away until I need it, many thanks:

http://www.csharp411.com/close-all-forms-in-a-thread-safe-manner/

40 Tips for optimizing your php code

Whilst searching for some information on writing efficient PHP code I came across the article 40 Tips for optimizing your php code (thanks for a great article.)¬† Some of the optimizations I had heard about, and I can’t vouch for the accuracy of it’s content, but it certainly looks very interesting and worthy of further investigation and it seems as though there are only a few comments that disagree with just a couple of the suggested optimizations.