John Cowan cowan at
Wed Jun 21 08:42:04 PDT 2006

Shijun He scripsit:

> What I expect is straightforward. When I say a:T, I mean non-nullable,
> when I say a:T?, I mean nullable. When I see a:T, I know it's
> non-nullable, when I see a:T?, I know it's nullable. 


A mosquito cried out in his pain,               John Cowan
"A chemist has poisoned my brain!"    
        The cause of his sorrow                 cowan at
        Was para-dichloro-
Diphenyltrichloroethane.                                (aka DDT)

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