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| From: | Noam Postavsky |
| Subject: | bug#39649: 27.0.60; tab-line doesn't scroll |
| Date: | Thu, 20 Feb 2020 20:34:23 -0500 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
Juri Linkov <juri@linkov.net> writes:
> I don't understand why Emacs doesn't support signed zero.
> For example in JavaScript: Math.sign(-0) => -0
It does, for floats (afaik, in JavaScript all numbers are floating
point).
(copysign 1.0 -0.0) ;=> -1.0
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