Re: completing-read depricated initial-input

[Emanuel Berg]

Anders Munch wrote:

>> It is in manual for mining history, as long time Emacs user
>> I am using this so often, every day, together with M-p, and
>> I even forgot how I learned it.
>
> Mining? Oh, you mean minibuffer history, section 8.5,
> I suppose that was an autocorrect? That is some kind of
> discoverable, I guess, but a weak one.

Jean has real experience from mining so for him it's trivial
to extract.

  (info "(emacs) Minibuffer History")

> Trying it out, I can't seem to come up with any
> minibuffer-using commands where this "future history"
> contains anything useful, so I guess that explains why
> I never memorised the feature. xref-find-definitions is
> especially weird: It walks through most or maybe all of the
> symbols in my TAGS file in something like the order they are
> found in the file. Anyone know what's up with that?

On the contrary, it's _vertical_ and known as linear or
sequential search.

https://en.wikipedia.org/wiki/Linear_search

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