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Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites]
From: |
Emanuel Berg |
Subject: |
Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites] |
Date: |
Tue, 29 Sep 2020 17:18:28 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) |
t wrote:
> One of the things is that, if the compiler knows
> you're going for the function definition, it can
> warn you if it "knows" this to be unbound in the
> relevant context.
3rd time? :)
> It might also eliminate check code if it knows that
> value to be present (or even use the value
> directly).
How does this relate to #' or no #'?
>> BTW how does _Lisp_ know what is refered to? [...]
>
> Syntactical context: if you say
>
> (foo 1 2 3)
>
> it knows it has to look up things in the variable's
> function cell, whereas in
>
> (+ 1 2 foo 3)
OK!
> As usually, it takes some familiarity. But if
> I see, in the middle of something
No, I've used it (sharp quote) a lot, no less than
413 times! But if I 'grep -v' the three most frequent
settings, i.e. "key", "hook", and "alias", only
47 remains...
> (mumble 1 2 #'foo 5)
>
> ... then I /know/ "aah, foo is being passed as
>
> a function". Whereas if I see
>
> (mumble 1 2 'foo 5)
>
> ... then I just don't know. It might be used as
> a function, as a symbol... whatever.
Well, if you give it a better name than "foo" then it
is still pretty clear. But OK, that's true, +1
--
underground experts united
http://user.it.uu.se/~embe8573
https://dataswamp.org/~incal
- Re: url-retrieve fails on most HTTPS sites, (continued)
- Re: url-retrieve fails on most HTTPS sites, Emanuel Berg, 2020/09/28
- Re: url-retrieve fails on most HTTPS sites, tomas, 2020/09/29
- Re: url-retrieve fails on most HTTPS sites, Emanuel Berg, 2020/09/29
- Re: url-retrieve fails on most HTTPS sites, tomas, 2020/09/29
- Re: url-retrieve fails on most HTTPS sites, Emanuel Berg, 2020/09/29
- Sharp--quote [was: url-retrieve fails on most HTTPS sites], tomas, 2020/09/29
- Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites], Stefan Monnier, 2020/09/29
- Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites], tomas, 2020/09/29
- Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites], Emanuel Berg, 2020/09/29
- Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites], Emanuel Berg, 2020/09/29
- Re: Sharp--quote [was: url-retrieve fails on most HTTPS sites],
Emanuel Berg <=
- Re: url-retrieve fails on most HTTPS sites, 황병희, 2020/09/28
- Re: url-retrieve fails on most HTTPS sites, 2QdxY4RzWzUUiLuE, 2020/09/28
- Re: url-retrieve fails on most HTTPS sites, Colin Baxter, 2020/09/29
- Re: url-retrieve fails on most HTTPS sites, 2QdxY4RzWzUUiLuE, 2020/09/29
- Re: url-retrieve fails on most HTTPS sites, Colin Baxter, 2020/09/29
- HTTPS fails (was: url-retrieve fails on most HTTPS sites), Nicolas Graner, 2020/09/29
- Re: HTTPS fails (was: url-retrieve fails on most HTTPS sites), Nicolas Graner, 2020/09/29
- Re: HTTPS fails (was: url-retrieve fails on most HTTPS sites), Gregory Heytings, 2020/09/29
Re: url-retrieve fails on most HTTPS sites, Noam Postavsky, 2020/09/29