A Cookbook is an invaluable resource, as it shows how to do various things in a clear fashion without all the theoretical context. Sometimes you just need to look things up. While cookbooks can never ...

I spent a satisfying weekend writing a Lua-to-Lisp transpiler in Bison and RE/flex a modern alternative to Flex for C++. The transpiler translates Lua language constructs to Lisp. Dare I say that Lua ...

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This returns the sum of the arguments. If there are no arguments, the result is 0, which is an identity for this operation.

The eval-when special form allows pieces of code to be executed only at compile time, only at load time, or when interpreted but not compiled. Its uses are relatively esoteric. One example of the use ...