For questions about the history of programming and computing.

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Why does the .NET framework have no concept of classes as first-class types?

It's well known to those familiar with the history that C# and the .NET framework started out as essentially "Delphi rewritten to feel like Java," architected by the chief developer behind Delphi, ...
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Have any C compilers ever *defined* `unsigned short x=-3; x*=x;` to yield anything other than 9

In a C implementation where int can hold all values of type unsigned short, standard integer promotion rules dictate that given the code: unsigned short x=(USHORT_MAX+1)-3; // Or just -3 x*=x; a ...
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Who invented the otpauth:// URI scheme?

It seems really simple, but who invented the commonly-used otpauth:// scheme (used by Google Authenticator and other TOTP soft tokens by scanning QR codes)? When?
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What flavor of MUMPS does InterSystems Caché descend from?

I've been reading through an old-ish book on MUMPS ("M Programming", by Walters) to try and get some historical perspective on the language. The book was published in 1997, and provides the following ...