Re: URLs in rbtree.c are broken

On Fri, Oct 10, 2025 at 3:34 PM Daniel Gustafsson <daniel(at)yesql(dot)se> wrote:

> > On 10 Oct 2025, at 09:00, Chao Li <li(dot)evan(dot)chao(at)gmail(dot)com> wrote:
>
> > For the first one, by search for “Thomas Niemann’s Sorting and Searching
> Algorithms: a Cookbook”, I got
> https://www.epaperpress.com/sortsearch/rbt.html, but I am not sure it
> provides the exactly same content as the old URL.
>
> The entire algolist.manual.ru site is not available in DNS, but according
> to
> archive.org it was responsinding quite recently. Perhaps we should give
> that a
> little time before we do anything?
>
> Looks like the last accessible day was late of Jan this year. Sure, we can
wait for its back.

> > For the second one, I cannot find a replacement.
>
> This link has been dead for over a decade by the looks of it, and noone has
> complained. However, since this refers to license terms it would be best
> replace with an archive.org link here:
>
>
> https://web.archive.org/web/20131202103513/http://www.cs.auckland.ac.nz/software/AlgAnim/niemann/s_man.htm
>
> Make sense. Attached is a small patch for the URL replacement.

Best regards,
Chao Li (Evan)
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