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Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notificati
From: |
Lars Ingebrigtsen |
Subject: |
Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification |
Date: |
Wed, 24 Feb 2016 14:52:01 +1100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) |
Stefan Monnier <address@hidden> writes:
> First time I see it mentioned in this context. Why/where do you use it?
I use it everywhere I want to check whether something is larger than
zero...
> The only place where it seems to make sense is in #'plusp (since
> otherwise (> x 0) is actually more concise&efficient&precise than (plusp
> x) which is my mind suffers from the annoying "is 0 positive?" issue),
> but "grep" seems to indicate that's not used anywhere within Emacs (nor
> GNU ELPA).
That's because I always change it to (if (> foo 0) ..) after first
writing (if (plusp foo) ...). :-)
Try
grep --color -nH -e "(>.*\b0\b" `find . -name '*.el'`
instead.
As for concise... sure, in characters. But not in meaning. If I'm
reading code, I'm reading "if that is bigger than... zero!" instead of
immediately getting that it's a check for positivity.
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, (continued)
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stefan Monnier, 2016/02/22
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, John Wiegley, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stefan Monnier, 2016/02/23
- RE: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Drew Adams, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, John Wiegley, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stefan Monnier, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, John Wiegley, 2016/02/23
- RE: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Drew Adams, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Lars Ingebrigtsen, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stefan Monnier, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification,
Lars Ingebrigtsen <=
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Lars Ingebrigtsen, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stefan Monnier, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Lars Ingebrigtsen, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Nicolas Richard, 2016/02/24
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Clément Pit--Claudel, 2016/02/24
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Dmitry Gutov, 2016/02/24
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Nicolas Richard, 2016/02/24
- RE: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Drew Adams, 2016/02/24
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Clément Pit--Claudel, 2016/02/23
- Re: [Emacs-diffs] emacs-25 a9c48d5: Additional fixes for file notification, Stephen Berman, 2016/02/24