On Thursday, 3 December 2020 at 15:18:31 UTC, matheus wrote:
Hi,
I didn't know where to post this and I hope this is a good
place.
I'm a lurker in this community and I read a lot of discussions
on this forum and I think there a lot of smart people around
here.
So I'd like to know if any
On Monday, 15 January 2018 at 19:05:52 UTC, xenon325 wrote:
A workmate has recently shown this piece of code to show how
nice Python is (we are mostly C and growing C++ shop):
dd = [dict(_name=k, **{a + str(i): aget(d, k, a) for a in
aa for i, d in enumerate([srv1, srv2])}) for k in
On Tuesday, 2 January 2018 at 18:45:48 UTC, Jonathan M Davis
wrote:
[...]
Smart optimizer should think for you without any "auto" private
words if function is inlined. I mean LDC compiler first of all.
On Sunday, 22 October 2017 at 14:20:20 UTC, Ilya Yaroshenko wrote:
.. i thought it should be (2 ^^ 1) ^^ 2 = 4
Imagine 2^^10^^10^^7. It's a big number, isn't? (up-up-and up)
Where would you start from?
On Tuesday, 31 October 2017 at 15:19:49 UTC, Steven Schveighoffer
wrote:
On 10/31/17 10:47 AM, Igor Shirkalin wrote:
[...]
Sorry I hate writing code on mobile.
You can create an arbitrary version by assigning a symbol to
it, use that symbol to describe a feature, assign that symbol
for
On Tuesday, 31 October 2017 at 14:54:27 UTC, Dr. Assembly wrote:
On Tuesday, 31 October 2017 at 13:53:54 UTC, Jacob Carlborg
wrote:
On 2017-10-31 14:46, Igor Shirkalin wrote:
[...]
The only alternative is to do something like this:
version (X86)
enum x86 = true;
else
enum x86 =
On Tuesday, 31 October 2017 at 14:31:17 UTC, Jesse Phillips wrote:
On Tuesday, 31 October 2017 at 14:25:19 UTC, Igor Shirkalin
wrote:
On Tuesday, 31 October 2017 at 14:22:37 UTC, Jesse Phillips
wrote:
On Tuesday, 31 October 2017 at 13:46:40 UTC, Igor Shirkalin
wrote:
Hello!
You goal should
On Tuesday, 31 October 2017 at 14:22:37 UTC, Jesse Phillips wrote:
On Tuesday, 31 October 2017 at 13:46:40 UTC, Igor Shirkalin
wrote:
Hello!
You goal should be to describe features.
Version x86
... Version = I can stand on my head
...
pardon?
On Tuesday, 31 October 2017 at 13:53:54 UTC, Jacob Carlborg wrote:
On 2017-10-31 14:46, Igor Shirkalin wrote:
Hello!
We need some conditional compilation using 'version'.
Say we have some code to be compiled for X86 and X86_64.
How can we do that using predefined (or other) versions?
Examples:
Hello!
We need some conditional compilation using 'version'.
Say we have some code to be compiled for X86 and X86_64.
How can we do that using predefined (or other) versions?
Examples:
version(X86 || X86_64) // failed
version(X86) || version(X86_64) // failed
The following works but it
On Friday, 25 November 2016 at 19:16:43 UTC, ketmar wrote:
yeah. but i'm not Andrei, i don't believe that the only
compiler task is to resolve templated code. ;-) i.e. Andrei
believes that everything (and more) should be moved out of
compiler core and done with library templates. Andrei is
On Tuesday, 10 October 2017 at 19:55:36 UTC, Chirs Forest wrote:
I keep having to make casts like the following and it's really
rubbing me the wrong way:
void foo(T)(T bar){...}
byte bar = 9;
foo!byte(bar + 1); //Error: function foo!byte.foo (byte bar) is
not callable using argument types
On Thursday, 5 October 2017 at 21:04:30 UTC, Adam D. Ruppe wrote:
On Thursday, 5 October 2017 at 19:59:48 UTC, Igor Shirkalin
wrote:
Is there a pure way to make what I want?
oh i almost forgot about this function too:
http://dpldocs.info/experimental-docs/std.array.uninitializedArray.1.html
On Thursday, 5 October 2017 at 20:19:15 UTC, Adam D. Ruppe wrote:
On Thursday, 5 October 2017 at 19:59:48 UTC, Igor Shirkalin
wrote:
I want to quickly fill it with my own data and I do not want
to waste CPU time to fill it with zeros (or some other value).
You could always just allocate it
On Tuesday, 3 October 2017 at 06:54:01 UTC, eastanon wrote:
I have been reading the D forums for a while and following on
its amazing progress for a long time. Over time I have even
written some basic D programs for myself, nothing major or
earth shuttering. I have downloaded and read Ali's
Hello!
Preface:
I need 1G array of ints (or anything else).
Problem:
I want to quickly fill it with my own data and I do not want to
waste CPU time to fill it with zeros (or some other value).
I do like this:
void main() {
int[] data;
// key code:
data.length = SOMETHING; //
On Wednesday, 5 July 2017 at 16:04:16 UTC, Jolly James wrote:
On Wednesday, 5 July 2017 at 15:56:45 UTC, Igor Shirkalin wrote:
On Wednesday, 5 July 2017 at 15:48:14 UTC, Jolly James wrote:
On Wednesday, 5 July 2017 at 15:44:47 UTC, Igor Shirkalin
wrote:
On Wednesday, 5 July 2017 at 15:30:08
On Wednesday, 12 July 2017 at 09:49:32 UTC, Guillaume Piolat
wrote:
On Tuesday, 11 July 2017 at 22:59:42 UTC, Igor Shirkalin wrote:
[...]
--
Biotronic
Thanks for very useful information!
Just one small note.
If you don't know the foreign thread lifetime, it's cleaner to
detach it from
On Tuesday, 11 July 2017 at 06:18:44 UTC, Biotronic wrote:
On Monday, 10 July 2017 at 20:03:32 UTC, Igor Shirkalin wrote:
[...]
If DRuntime is not made aware of the thread's existence, the
thread will not be stopped by the GC, and the GC might collect
memory that the thread is referencing
Hello!
I have written some D code that I need to link to :C++ huge
project. Let it be just one function that uses GC. The question
is: if C++ code creates several threads and runs this :D function
simultaneously, will GC work correctly?
p.s. Of course the druntime is initialized before it.
On Wednesday, 5 July 2017 at 16:04:16 UTC, Jolly James wrote:
On Wednesday, 5 July 2017 at 15:56:45 UTC, Igor Shirkalin wrote:
On Wednesday, 5 July 2017 at 15:48:14 UTC, Jolly James wrote:
On Wednesday, 5 July 2017 at 15:44:47 UTC, Igor Shirkalin
wrote:
On Wednesday, 5 July 2017 at 15:30:08
On Wednesday, 5 July 2017 at 15:48:14 UTC, Jolly James wrote:
On Wednesday, 5 July 2017 at 15:44:47 UTC, Igor Shirkalin wrote:
On Wednesday, 5 July 2017 at 15:30:08 UTC, Jolly James wrote:
WhatEver[] q = [];
[...]
auto i = new WhatEver();
q[] = i;
How does one remove that instance 'i'?
On Wednesday, 5 July 2017 at 15:30:08 UTC, Jolly James wrote:
WhatEver[] q = [];
[...]
auto i = new WhatEver();
q[] = i;
How does one remove that instance 'i'?
What exactly do you want to remove? After a[]=i your array
contain a lot of references to 'i'.
On Saturday, 24 June 2017 at 21:41:22 UTC, Moritz Maxeiner wrote:
Hi, unfortunately not:
- Operator overloading is supported via member functions only
[1].
- Corollary: You cannot overload operators for builtin types
(i.e. where the cast gets rewritten to `e.opOverloaded` where
`e` is a
On Saturday, 24 June 2017 at 20:43:48 UTC, Igor Shirkalin wrote:
struct A
{
void * data; // void * type is just for example
// no matter what is here
}
I know that if I add constructor this(int)
struct A {
void * p;
this(int k) { p = cast(void*)k; }
}
auto a = cast(A)
Hello!
I'm in trouble with opCast function.
Is it possible to cast some (integral) type to user defined
structure?
We have a structure:
struct A
{
void * data; // void * type is just for example
// no matter what is here
}
How can we define opCast operator to make the following
On Sunday, 18 June 2017 at 16:02:38 UTC, Seb wrote:
On Saturday, 17 June 2017 at 11:27:40 UTC, Igor Shirkalin wrote:
On Saturday, 17 June 2017 at 11:23:52 UTC, Cym13 wrote:
On Saturday, 17 June 2017 at 11:20:53 UTC, Igor Shirkalin
wrote:
[...]
I'm sure others will have cleaner solutions as
On Saturday, 17 June 2017 at 11:23:52 UTC, Cym13 wrote:
On Saturday, 17 June 2017 at 11:20:53 UTC, Igor Shirkalin wrote:
[...]
I'm sure others will have cleaner solutions as as a quick hack
you can read the file at compile time, modify it, and compile
the D code on the go:
[...]
Thanks
On Saturday, 17 June 2017 at 11:10:47 UTC, Igor wrote:
On Saturday, 17 June 2017 at 10:56:52 UTC, Igor Shirkalin wrote:
Hello!
I have a simple C header file that looks like:
#define Name1 101
#define Name2 122
#define NameN 157
It comes from resource compiler and I need all these
Hello!
I have a simple C header file that looks like:
#define Name1 101
#define Name2 122
#define NameN 157
It comes from resource compiler and I need all these constants to
be available in my Dlang program in compile time. It seems to me
it is possible. I know I can simply write
On Saturday, 3 June 2017 at 16:22:33 UTC, Francis Nixon wrote:
When looking at std.variant I found the following line:
return q{
static if (allowed!%1$s && T.allowed!%1$s)
if (convertsTo!%1$s && other.convertsTo!%1$s)
return VariantN(get!%1$s %2$s other.get!%1$s);
On Saturday, 27 May 2017 at 19:30:40 UTC, Stanislav Blinov wrote:
On Saturday, 27 May 2017 at 19:23:59 UTC, Igor Shirkalin wrote:
[...]
No, you'd have to at least write
auto a = new ClassName!()(1.2);
Or you could define a make function:
auto makeClassName(T = double)(T value) {
return
Hi,
I try to make a class template with single template argument
defaulted to some type.
Is it possible to use the name of class without specification of
template argumet (no '!' operator)?
Example:
class ClassName(T=double) {
this(T value) { /// do some stuff here
}
/// some
On Monday, 5 December 2016 at 20:25:00 UTC, Ilya Yaroshenko wrote:
Hi e-y-e,
The main problem with D for production is its runtime. GC,
DRuntime, Phobos is big constraint for real world software
production.
The almost only thing I do is real world software production
(basically math and
On Monday, 5 December 2016 at 17:27:21 UTC, Igor Shirkalin wrote:
On Monday, 5 December 2016 at 16:39:33 UTC, eugene wrote:
On Monday, 5 December 2016 at 16:07:41 UTC, Igor Shirkalin
wrote:
I didnt count, but its about ten thousend a year, i.e.
nothing.
if you earned nothing using D language
On Monday, 5 December 2016 at 16:39:33 UTC, eugene wrote:
On Monday, 5 December 2016 at 16:07:41 UTC, Igor Shirkalin
wrote:
I didnt count, but its about ten thousend a year, i.e. nothing.
if you earned nothing using D language why do you recommend
it?)))
People usually earn money using
On Saturday, 3 December 2016 at 15:02:35 UTC, eugene wrote:
On Friday, 18 November 2016 at 17:54:52 UTC, Igor Shirkalin
wrote:
That was preface.
Now I have server written in D for C++ pretty ancient client.
Most things are three times shorter in size and clear (@clear?
suffix). All
On Monday, 28 November 2016 at 16:15:23 UTC, Jonathan M Davis
wrote:
That's what pragma(inline, true) is for. And if someone wants a
different solution that's completely compile-time and doesn't
work with variables, then fine. I'm talking about adding
something to the standard library, and for
On Friday, 25 November 2016 at 07:17:18 UTC, MGW wrote:
On Wednesday, 23 November 2016 at 18:54:35 UTC, Igor Shirkalin
wrote:
Igor, is the good Russian-speaking forum
https://vk.com/vk_dlang.
There are articles on GUI and other aspects of dlang.
Thank you, I'll tale a look at it for sure.
On Friday, 25 November 2016 at 14:51:52 UTC, Jonathan M Davis
wrote:
I think you may write it (I mean actual D) with using some
template like this:
auto array = static_array!uint(1, 2, 3, 4)
Could you please help to write down this template in the best
and clear manner?
That's easy. The
On Wednesday, 23 November 2016 at 18:58:55 UTC, ketmar wrote:
We can define static array without counting the elements as
following:
enum array_ = [1u,2,3,4];
uint[array_.length] static_array = array_;
there are workarounds, of course. yet i'll take mine `uint[$] a
= [1u,2,3,4];` over that
On Tuesday, 22 November 2016 at 00:08:05 UTC, ketmar wrote:
On Monday, 21 November 2016 at 23:49:27 UTC, burjui wrote:
Though I would argue that it's better to use '_' instead of
'$' to denote deduced fixed size, it seems more obvious to me:
int[_] array = [ 1, 2, 3 ];
alas, `_` is valid
On Saturday, 19 November 2016 at 20:54:32 UTC, ketmar wrote:
On Saturday, 19 November 2016 at 17:12:13 UTC, Igor Shirkalin
wrote:
string s = "%(%s, %)".format(a);
writefln(s);
}
Accepted.
Is it really needed to call 'writefln'? I mean 'f'.
no. it's a leftover from the code without
On Saturday, 19 November 2016 at 00:28:36 UTC, Stefan Koch wrote:
import std.stdio;
import std.format;
void main () {
uint[$] a = [42, 69];
string s = "%(%s, %)".format(a);
writefln(s);
}
Please don't post non-d.
People might use it an then complain that it does not work.
Let these
On Friday, 18 November 2016 at 21:28:44 UTC, ketmar wrote:
On Friday, 18 November 2016 at 20:31:57 UTC, Igor Shirkalin
wrote:
After 2 hours of brain breaking (as D newbie) I have come to:
uint_array.map!(v=>"%x".format(v)).join(", ")
Why 2 hours? Because I have started with 'joiner' function
On Friday, 18 November 2016 at 19:47:17 UTC, H. S. Teoh wrote:
On Fri, Nov 18, 2016 at 11:43:49AM -0800, H. S. Teoh via
Digitalmars-d-learn wrote: [...]
Yes, I meant 'sentiments' as in опыта, not as in
сентметальность. :-)
[...]
Sorry, typo. I meant сентиментальности. But I think you
On Friday, 18 November 2016 at 19:47:17 UTC, H. S. Teoh wrote:
Yes, I meant 'sentiments' as in опыта, not as in
сентметальность. :-)
[...]
Sorry, typo. I meant сентиментальности. But I think you
understand what I mean. :-)
Oh, I think you understand what you think what I mean :)
On Friday, 18 November 2016 at 19:43:49 UTC, H. S. Teoh wrote:
I was a little bit afraid of my missunderstanding in terms of
sentiments. You've got me right (I don't quite feel the
meaning of that in these non-cyrillic letters:). But what I
understand is the path you have walked and what I
On Friday, 18 November 2016 at 19:43:49 UTC, H. S. Teoh wrote:
I was a little bit afraid of my missunderstanding in terms of
sentiments. You've got me right (I don't quite feel the
meaning of that in these non-cyrillic letters:). But what I
understand is the path you have walked and what I
On Friday, 18 November 2016 at 18:14:41 UTC, H. S. Teoh wrote:
Welcome, Igor!
Hello, Teoh!
Your sentiments reflect mine years ago when I first discovered
D. I came from a C/C++/Perl background. It was also Andrei's
book that got me started; in those early days documentation was
scant and
The simpler - the better.
After reading "D p.l." by A.Alexandrescu two years ago I have
found my past dream. It's theory to start with. That book should
be read at least two times especially if you have
asm/c/c++/python3/math/physics background, and dealt with
Watcom/Symantec C/C++ compilers
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