From: Eli Zaretskii <eliz@gnu.org>
To: Nick Helm <nick@tenpoint.co.nz>
Cc: emacs-devel@gnu.org
Subject: Re: mode-line size and position indicator
Date: Fri, 25 Aug 2017 15:36:57 +0300 [thread overview]
Message-ID: <83pobj7riu.fsf@gnu.org> (raw)
In-Reply-To: <m2lgm86kc0.fsf@tenpoint.co.nz> (message from Nick Helm on Fri, 25 Aug 2017 21:57:35 +1200)
> From: Nick Helm <nick@tenpoint.co.nz>
> CC: emacs-devel@gnu.org
> Date: Fri, 25 Aug 2017 21:57:35 +1200
>
> In the other case, I wanted the code to run quickly during rapid
> scrolling manoeuvres, so I tried to condense the math as much as
> possible at the cost of dealing with larger variables. That was the idea
> anyway.
Did you actually see any tangible slowdown in using the "slower" code?
I very much doubt that you'd see any effect, whereas complicating the
code has an immediate clear effect on its readability.
IME, such micro-optimizations are almost never needed, and shouldn't
be done without measurements.
next prev parent reply other threads:[~2017-08-25 12:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-23 3:20 mode-line size and position indicator Nick Helm
2017-08-24 16:55 ` Eli Zaretskii
2017-08-24 19:26 ` John Yates
2017-08-25 2:47 ` Richard Stallman
2017-08-25 9:57 ` Nick Helm
2017-08-25 12:36 ` Eli Zaretskii [this message]
2017-08-26 7:50 ` Nick Helm
-- strict thread matches above, loose matches on Subject: below --
2017-08-24 21:02 mark M
2017-08-25 6:27 ` Eli Zaretskii
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