C is a subtle language. Today I learnt that array parameters always have pointer size, even for fixed size arrays! https://www.securecoding.cert.org/confluence/plugins/servlet/mobile#content/view/491
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Is there any relationship between language adoption and the size of its standard library?
These days it seems completely orthogonal, but early Java adopters spoke highly of the collections library compared with C++.
Maybe it's the widespread availability of package managers?
Today I learnt that Lua projects often use *3* spaces for indentation! https://github.com/luarocks/lua-style-guide/blob/master/README.md#indentation-and-formatting
I initially thought something was very wrong with editor config.
Today I learnt that the original name for DOS was QDOS, for "Quick and Dirty Operating System"! https://en.wikipedia.org/wiki/DOS#QDOS
(Seems rather unfortunate that they dropped the Q.)