[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: point-at-final-line
From: |
Emanuel Berg |
Subject: |
Re: point-at-final-line |
Date: |
Sun, 28 Jan 2018 19:59:14 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) |
Stefan Monnier wrote:
>> Seems to be virtually no difference
>> in performance.
>
> Try them in a very large buffer.
How large is very large? I wrote the below zsh
to create large files that look like this:
1f6920fd18f25904026c59ee560f53c815dde2f854e21e40ceb3f3d58fa55ab9
593bc90bcecd16dada33273deb2a79e593703844ccc65a2139928124357c7755
d43d005aeb2bd1b68e264918f99e41aa175b7a9354a171631db0038c68c59f46
09eab885d64735c3fcd49d650cf1d237025faf9e40ae356017c07fab9db2005c
With 10 000 lines there was still no
difference. With 100 000 lines and a file size
of 6.2M, the results were... identical.
create-bogus-file () {
local file=$1
local lines=$2
rm -r $file
for l in {0..$lines}; do
dd if=/dev/urandom count=1 2> /dev/null |
sha256sum |
( read rnd _; echo $rnd >> $file )
done
}
--
underground experts united
http://user.it.uu.se/~embe8573
- point-at-final-line, Emanuel Berg, 2018/01/26
- Re: point-at-final-line, Ben Bacarisse, 2018/01/26
- Message not available
- Re: point-at-final-line, Stefan Monnier, 2018/01/28
- Message not available
- Re: point-at-final-line,
Emanuel Berg <=
- Re: point-at-final-line, Eli Zaretskii, 2018/01/28
- Message not available
- Re: point-at-final-line, Emanuel Berg, 2018/01/29
- Re: point-at-final-line, Eli Zaretskii, 2018/01/29
- Message not available
- Re: point-at-final-line, Emanuel Berg, 2018/01/29
- Re: point-at-final-line, Eli Zaretskii, 2018/01/29
- Message not available
- Re: point-at-final-line, Emanuel Berg, 2018/01/29
- Re: point-at-final-line, Eli Zaretskii, 2018/01/29
- Re: point-at-final-line, Stefan Monnier, 2018/01/29
- Message not available
- Re: point-at-final-line, Emanuel Berg, 2018/01/30