Today I Learned (TIL)

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TIL the Hairy Ball theorem (wikipedia.org)

submitted 1 week ago* (last edited 1 week ago) by [email protected] to c/[email protected]

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The theorem has been expressed colloquially as "you can't comb a hairy ball flat without creating a cowlick" or "you can't comb the hair on a coconut".

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[–] [email protected] 7 points 1 week ago (19 children)

Does what? Have a separate site for mobile viewing? There's many good reasons..

[–] [email protected] 9 points 1 week ago (4 children)

Why encode it in the URL.

[–] [email protected] 4 points 1 week ago (3 children)

How else do you do it? Cookies? JavaScript? That would be terrible.

[–] [email protected] -2 points 1 week ago* (last edited 1 week ago) (1 children)