From: Eli Zaretskii <eliz@gnu.org>
To: "Mattias Engdegård" <mattiase@acm.org>
Cc: emacs-devel@gnu.org
Subject: Re: master ac1d15e95c 1/2: ; * src/data.c (Fash): More precise doc string
Date: Tue, 19 Jul 2022 18:54:08 +0300 [thread overview]
Message-ID: <83r12hm733.fsf@gnu.org> (raw)
In-Reply-To: <E731A615-DE9B-40B3-B9EC-E484BB04E6E0@acm.org> (message from Mattias Engdegård on Tue, 19 Jul 2022 17:08:48 +0200)
> From: Mattias Engdegård <mattiase@acm.org>
> Date: Tue, 19 Jul 2022 17:08:48 +0200
> Cc: emacs-devel@gnu.org
>
> 19 juli 2022 kl. 16.26 skrev Eli Zaretskii <eliz@gnu.org>:
>
> > . it requires the reader to understand that shifting, multiplication,
> > and division are equivalent
> > . it requires the reader to understand the notion of "rounding down"
>
> You certainly don't think highly of elisp programmers...
That's besides the point. Clear documentation should be
understandable by everyone.
> Shifting left one step multiplies the value by two.
> Shifting right one step divides the value by two, after first decrementing the value by one if it was odd.
Still not there, sorry.
It is okay to say that shifting is the same as multiplying or
dividing, but why say _only_ that? The operation is "bit shift", so
the most natural way of describing it is in terms of shifting bits.
No?
next prev parent reply other threads:[~2022-07-19 15:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-19 13:49 master ac1d15e95c 1/2: ; * src/data.c (Fash): More precise doc string Eli Zaretskii
2022-07-19 14:19 ` Mattias Engdegård
2022-07-19 14:26 ` Eli Zaretskii
2022-07-19 15:08 ` Mattias Engdegård
2022-07-19 15:54 ` Eli Zaretskii [this message]
2022-07-19 17:46 ` Mattias Engdegård
2022-07-19 19:04 ` Eli Zaretskii
2022-07-20 5:57 ` Richard Stallman
2022-07-19 16:29 ` Stefan Monnier
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