On Tuesday, 28 June 2016 at 03:58:23 UTC, Jay Norwood wrote:
On Tuesday, 28 June 2016 at 03:11:26 UTC, Jay Norwood wrote:
On Tuesday, 28 June 2016 at 01:53:22 UTC, deadalnix wrote:
If we were in interview, I'd ask you "what does this returns
if you pass it an empty string ?"
oops. I see ...
On Tuesday, 28 June 2016 at 03:11:26 UTC, Jay Norwood wrote:
On Tuesday, 28 June 2016 at 01:53:22 UTC, deadalnix wrote:
If we were in interview, I'd ask you "what does this returns
if you pass it an empty string ?"
oops. I see ... need to test for empty string.
nothrow pure size_t strlen2(co
On Tuesday, 28 June 2016 at 01:53:22 UTC, deadalnix wrote:
If we were in interview, I'd ask you "what does this returns if
you pass it an empty string ?"
I'd say use this one instead, to avoid negative size_t. It is
also a little faster for the same measurement.
nothrow pure size_t strlen2(c
On Sunday, 26 June 2016 at 16:40:08 UTC, Jay Norwood wrote:
After watching Andre's sentinel thing, I'm playing with strlen
on char strings with 4 terminating 0s instead of a single one.
Seems to work and is 4x faster compared to the runtime version.
nothrow pure size_t strlen2(const(char)* c)
On Monday, 27 June 2016 at 19:51:48 UTC, Jay Norwood wrote:
I also found it strange, the non-zero initialization values for
char, dchar, wchar. I suppose there's some reason?
int [100] to zeros.
char [100] to 0xff;
dchar [100] to 0x;
wchar [100] to 0x;
The same reason float an
On Monday, 27 June 2016 at 22:11:53 UTC, Martin Nowak wrote:
Glad to announce D 2.071.1.
http://dlang.org/download.html
This point release fixes a few issues over 2.071.0, see the
changelog for more details.
http://dlang.org/changelog/2.071.1.html
-Martin
Glad to see this out :)
On Monday, 27 June 2016 at 23:15:06 UTC, Robert burner Schadek
wrote:
Awesome, releases are becoming more and more boring. I like it!
I wouldn't call 1.0 * -1.0 == 1.0 boring!
Awesome, releases are becoming more and more boring. I like it!
Glad to announce D 2.071.1.
http://dlang.org/download.html
This point release fixes a few issues over 2.071.0, see the changelog
for more details.
http://dlang.org/changelog/2.071.1.html
-Martin
On Monday, 27 June 2016 at 21:41:57 UTC, Jay Norwood wrote:
measurements. I'm using a 100KB char array terminated by four
zeros, and doing strlen on substring pointers into it
incremented by 1 for 100K times.
But this is a rather atypical use case for zero terminated
strings? It would make mo
On Monday, 27 June 2016 at 20:43:40 UTC, Ola Fosheim Grøstad
wrote:
Just keep in mind that the major bottleneck now is loading 64
bytes from memory into cache. So if you test performance you
have to make sure to invalidate the caches before you test and
test with spurious reads over a very larg
On Monday, 27 June 2016 at 06:31:49 UTC, Ola Fosheim Grøstad
wrote:
On Monday, 27 June 2016 at 05:27:12 UTC, chmike wrote:
Ending strings with a single null byte/char is to save space.
It was critical in the 70´s when C was created and memory
space was very limited. That's not the case anymore
On 27/06/16 21:22, Guillaume Piolat wrote:
My wording was a bit strong.
As you may remember, the workaround involved "leaking" the dynlib.
On OS X I keep having a lingering crash which is a bit random, happens
with multiple instantiation/closing of a dynlib. It is a bit hard to
reproduce and I
On Monday, 27 June 2016 at 19:51:48 UTC, Jay Norwood wrote:
Your link's use of padding pads out with a variable number of
zeros, so that a larger data type can be used for the compare
operations. This isn't the same as my example, which is
simpler due to not having to fiddle with alignment and
On Monday, 27 June 2016 at 16:38:58 UTC, Ola Fosheim Grøstad
wrote:
Yes, and the idea of speeding up strings by padding out with
zeros is not new. ;-) I recall suggesting it back in 1999 when
discussing the benefits of having a big endian cpu when sorting
strings. If it is big endian you can co
On 06/16/2016 08:43 PM, Jack Stouffer wrote:
> On Sunday, 29 May 2016 at 21:53:23 UTC, Martin Nowak wrote:
>> Second beta for the 2.071.1 release.
>>
>> http://dlang.org/download.html#dmd_beta
>> http://dlang.org/changelog/2.071.1.html
>>
>> Please report any bugs at https://issues.dlang.org
>>
>>
On 06/16/2016 09:47 PM, deadalnix wrote:
> 196418a8b3ec1c5f284da5009b4bb18e3f70d99f still not in after 3 month.
> This is typesystem breaking. While I understand it wasn't picked for
> 2.071 , I'm not sure why it wasn't for 2.071.1 .
Because it didn't target stable.
On Monday, 27 June 2016 at 18:59:35 UTC, Jacob Carlborg wrote:
On 27/06/16 13:02, Guillaume Piolat wrote:
Unloading of shared libraries on OS X continues to be a
problem though,
it would be nice if it worked in 64-bit.
I know the current situation is not ideal, but does it cause
any problem
On 27/06/16 13:02, Guillaume Piolat wrote:
Unloading of shared libraries on OS X continues to be a problem though,
it would be nice if it worked in 64-bit.
I know the current situation is not ideal, but does it cause any problems?
--
/Jacob Carlborg
On 6/26/2016 11:47 AM, Jay Norwood via Digitalmars-d-announce wrote:
On Sunday, 26 June 2016 at 16:59:54 UTC, David Nadlinger wrote:
Please keep general discussions like this off the announce list, which
would e.g. be suitable for announcing a fleshed out collection of
high-performance string ha
On Monday, 27 June 2016 at 00:01:34 UTC, deadalnix wrote:
Several people during DConf asked abut tips and tricks on code
review. So I wrote an article about it:
http://www.deadalnix.me/2016/06/27/on-code-review/
It's a nice read.
One comment: perhaps the balance has tipped a bit much to "mak
On Monday, 27 June 2016 at 16:22:56 UTC, Jay Norwood wrote:
This strlen2 doesn't require special alignment or casting of
char pointer types to some larger type. That keeps the strlen2
implementation fairly simple.
Yes, and the idea of speeding up strings by padding out with
zeros is not new.
On Monday, 27 June 2016 at 06:31:49 UTC, Ola Fosheim Grøstad
wrote:
Besides there are plenty of other advantages to using a
terminating sentinel depending on the use scenario. E.g. if you
want many versions of the same tail or if you are splitting a
string at white space (overwrite a white spac
On 6/26/16 8:01 PM, deadalnix wrote:
Several people during DConf asked abut tips and tricks on code review.
So I wrote an article about it:
http://www.deadalnix.me/2016/06/27/on-code-review/
Very nice. One thing missing: Always remember to update documentation
when submitting updates! Can pro
Also mentioned on OSNews: http://www.osnews.com/comments/29268
Greetings,
Auburn Sounds has released his second product fully made in D. It
is intended to solve the following audio mixing problems:
- "I need to put more stereo in this track" and
- "regular panning doesn't sound that good on headphones".
https://www.auburnsounds.com/products/Panagement.htm
On 6/26/2016 5:01 PM, deadalnix wrote:
http://www.deadalnix.me/2016/06/27/on-code-review/
Nice article!
On Monday, 27 June 2016 at 06:43:26 UTC, Rory McGuire wrote:
FYI, I implemented this feature today (no Batch/PowerShell
output yet
though):
http://jasonwhite.github.io/button/docs/commands/convert
I think Bash should work on most Unix-like platforms.
And there is this[0] for windows, if
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