On Wednesday, 10 October 2018 at 23:04:46 UTC, James Japherson
wrote:
The whole point is not to use $ as an identifier but to specify
to the compiler of that it can rewrite it.
It's called 'alias'.
// compile time
int foo(alias index)(int[] a)
{
return a[index(a.length)];
}
// run t
On Monday, 26 March 2018 at 15:52:11 UTC, Jean-Louis Leroy wrote:
https://www.infoworld.com/article/3263395/application-development/the-programming-languages-you-should-learn-now.html
Looks like R advertising.
On Monday, 21 May 2018 at 07:10:34 UTC, rikki cattermole wrote:
alias DocumentType = SomeDocument!( ObjectVersion._1_0,
ObjectEncoding.PlainASCII );
alias DocumentType2 = SomeDocument!( ObjectEncoding.UTF8,
ObjectVersion._2_0 );
typedef basic_stringstring;
typedef basic_string wstring;
On Saturday, 23 June 2018 at 09:19:45 UTC, user1234 wrote:
...Forcing Curly braces is nice, logic and natural imo.
The operator brackets themselves are a separate construction. In
addition, the more structured the code, the less they are needed.
In my code, most of the loops and branches con
On Wednesday, 27 June 2018 at 16:00:37 UTC, Mario Silva wrote:
Hello,
Our code base has been growing steadily and it's currently at a
point where my 16GB machine just freezes when we're compiling
our code. This happens because DMD just consumes all my memory
for a while.
Also, it's taking a
On Thursday, 28 June 2018 at 16:24:07 UTC, H. S. Teoh wrote:
On Thu, Jun 28, 2018 at 04:11:57PM +, crimaniak via
Digitalmars-d wrote: [...]
The problem is aggravated by the fact that DUB compiles all
the sources in one DMD launch.
Doesn't dub have an option to compile packages
On Tuesday, 10 July 2018 at 22:59:08 UTC, Jonathan M Davis wrote:
Or aside from that strawman that RangeError shouldn't be an
Error even...
I suspect that we're going to have to agree to disagree on that
one. ...
...
continuing to execute the program is risky by definition. ...
This error ha
On Wednesday, 11 July 2018 at 18:27:33 UTC, Brad Roberts wrote:
... application exiting asserts in production. Yes, you kill
the app. You exit as fast and often as the errors occur. You
know what happens? You find the bugs faster, you fix them even
faster, and the result is solid software.
On Wednesday, 11 July 2018 at 13:19:01 UTC, Joakim wrote:
...
Sounds like you're describing the "Let it crash" philosophy of
Erlang:
https://ferd.ca/the-zen-of-erlang.html
I never program Erlang, but I think yes, something like this.
The people who developed Erlang definitely have a lot of
On Friday, 11 August 2017 at 13:06:54 UTC, aberba wrote:
So I'm into this platform with a vibe.d api server + back-end
and I'm confused/curious to know the hosting package to use. I
will have a lot of images uploaded by users.
2. Get an EC2 instance from Amazon or Vultr and install
everything
On Tuesday, 5 September 2017 at 11:08:57 UTC, Void-995 wrote:
@property mixin(DataList!("firstSublist",
MyBinarySubStructAForA, firstSublistMembersCount,
firstSublistMembersOffset));
I don't think string mixins are required here. It seems just
template is more simple.
T[] getBytesAs(T, alia
On Tuesday, 5 September 2017 at 12:41:45 UTC, Computermatronic
wrote:
I find it very strange that this works, ...
I'm too. :) In any case, it's not a big deal. It's possible to
modify this template to transfer `this` as the first parameter
and modify its usage accordingly.
On Tuesday, 5 September 2017 at 12:54:20 UTC, Void-995 wrote:
Thanks, that definitely working and doesn't require mixin with
strings. But while waiting for response I've tried another
thing, and I doubt I would able do to that without string now:
...
int %sCount;
On Tuesday, 5 September 2017 at 14:43:19 UTC, John Colvin wrote:
On Tuesday, 5 September 2017 at 12:41:45 UTC, Computermatronic
wrote:
On Tuesday, 5 September 2017 at 12:20:14 UTC, crimaniak wrote:
[...]
I find it very strange that this works, as a non-mixin
template should not be able to ca
On Tuesday, 5 September 2017 at 14:55:21 UTC, Void-995 wrote:
Using unions? Count and Offset are different
depending on input data, so the address where they are is
varying depending on which file I've loaded. Or I didn't get
what you meant.
Yes, so you need separate union type for every type
On Tuesday, 5 September 2017 at 22:51:45 UTC, Void-995 wrote:
The whole thing is that I don't know either padding nor
elements count. Those values are read from file. ...
Sorry, I was not attentive enough. Yes, you can't use unions in
this case.
On Sunday, 15 October 2017 at 22:09:21 UTC, Walter Bright wrote:
http://moreisdifferent.com/2015/07/16/why-physicsts-still-use-fortran/
Some good information there!
Especially comments:
George Michaelson • a day ago
One of the saddest moments of my career in computer centre
helpdesk was talk
On Monday, 30 October 2017 at 15:04:32 UTC, Steven Schveighoffer
wrote:
https://issues.dlang.org/show_bug.cgi?id=13489
...
I'm in the camp that nan should be evaluated as false. I don't
think I like the idea that !nan is also false, because this
makes !!nan true!
The problem of converting
On Saturday, 11 November 2017 at 14:11:50 UTC, Neia Neutuladh
wrote:
I can make a prebuild script to generate code for this, but I'm
wondering: do other people find themselves needing this
periodically? If so, I can write a DIP for it, or at least
publish a codegen tool that other people can us
On Friday, 15 December 2017 at 08:13:25 UTC, aberba wrote:
I'm going to do a writeup on the state of D in Web Development,
APIs and Services for 2017. I need the perspective of the
community too along with my personal experience. Please help
out. More details the better.
I think some questions
On Thursday, 21 December 2017 at 19:58:44 UTC, WebFreak001 wrote:
yes, I can see each response and export them to csv. I wanted
I think if you can make csv with only answers related to WEB
development it will be data relevant to what aberba wants.
to make a summary of the results but I don't
Hi all!
There is a string in DMD help message:
-dip1000 implement http://wiki.dlang.org/DIP1000
(experimental)
But in fact page http://wiki.dlang.org/DIP1000 is empty, and
DIP100 information resides at the address
https://github.com/dlang/DIPs/blob/master/DIPs/DIP1000.md
Wrote it
On Friday, 22 December 2017 at 04:15:14 UTC, Mike Franklin wrote:
https://github.com/dlang/dmd/pull/7489
It was fast :)
On Friday, 5 January 2018 at 16:30:07 UTC, Martin Tschierschke
wrote:
...
Failed to listen on 127.0.0.1:8030
Failed to listen on 10.0.0.1:8030
...
The strange thing is now, that when using Chromium
http://10.0.0.1:8030 works!
But with Firefox http://10.0.0.1:8030
gives the long Error:
400 - B
On Thursday, 12 January 2017 at 09:49:08 UTC, Martin Tschierschke
wrote:
I am wondering has anybody tried to do it with D?
http://dev.mysql.com/doc/refman/5.5/en/adding-udf.html
By looking on the processing chain for rendering a web page,
based on mysql data,
I thought it would be very efficie
On Friday, 13 January 2017 at 12:30:51 UTC, Martin Tschierschke
wrote:
My thought was that the main benefit of using the DB engine to
do the layout rendering, would be that you do not need to
convert db values to serialized data, and than convert them to
values before you convert them to stin
On Friday, 3 February 2017 at 21:23:22 UTC, Daniel Nielsen wrote:
I just had to try one more thing. It never ceases to amaze me
what is possible in D today.
Yes, all except of good IDE and tooling.
template imp(string mod) { mixin("import imp = " ~ mod ~ ";"); }
... because of string mixin
On Saturday, 4 February 2017 at 00:43:14 UTC, Walter Bright wrote:
On 2/3/2017 4:01 PM, Ali Çehreli wrote:
void foo(std.datetime.Duration dur) {
// ...
}
Can the compiler automatically import std.datetime for both
the implementation
above and the user? Or, too much beer at work on this Fri
On Saturday, 4 February 2017 at 11:56:52 UTC, Stefan Koch wrote:
please refrain from insulting string-mixins.
they are by far the most understandable of meta-programming
facilities.
Most understandable don't mean "good to use". We can do many
things with it but it's really hack and easy way t
On Sunday, 2 April 2017 at 05:16:23 UTC, Walter Bright wrote:
Using a ref counted solution brings with it a host of problems
because
the compiler is not set up to ref count class object
references, nor
is any existing code set up to deal with that.
Please describe in more detail the problems in
Hi!
Is it hard to implement some way to access symbol from UDA
constructor of symbol?
```
class uda
{
this()
{
// Iterate by Foo members
foreach (member; __traits(allMembers, __SYMBOL__))
...
}
}
@uda
struct Foo
{
}
```
On Saturday, 8 April 2017 at 09:14:17 UTC, Stefan Koch wrote:
This is a question for D.Learn.
please post there.
Yes, I did it already and know, it is not possible for now:
https://forum.dlang.org/post/crkxlbtfhsplxfila...@forum.dlang.org
This is exact reason why I asked, how hard _to implemen
On Sunday, 9 April 2017 at 00:25:45 UTC, Stefan Koch wrote:
...
I assume that what you want will quite expensive in terms of
compiler performance.
...
Thanks for your answer!
On Sunday, 9 April 2017 at 12:58:30 UTC, Vladimir Panteleev wrote:
_Someone_ should write Markdown rendering plugins for popular
news readers. What mime type will the Markdown enhanced
messages use? text/plain or text/markdown as per
https://de.wikipedia.org/wiki/Markdown ?
text/plain because
On Thursday, 13 April 2017 at 05:51:27 UTC, Dukc wrote:
auto use(alias F, T)(T t){return F(t);}
void main()
{ import std.stdio;
foreach(i; 1 .. 11)
{ foreach(j; 1 .. 11) write((i * j).use!(x => x*x), " ");
writeln;
}
}
This way, you can avoid writing long expressions twi
On Saturday, 15 April 2017 at 20:04:13 UTC, Jonas Drewsen wrote:
The compiler will basically lower the $"..." string to a mixin
that concatenates
the expression parts of the (inside the {}) and the plain text
parts.
It's easy implementable as a library (see
https://github.com/Abscissa/scriptlik
On Sunday, 16 April 2017 at 16:10:15 UTC, Nick Sabalausky
(Abscissa) wrote:
Yea, and note, I'm still open to the idea of better names than
"interp". I'm still not entirely happy with that name. I'm even
half-tempted to use "_".
When I needed interpolation, I did not know about this library.
So
On Saturday, 22 April 2017 at 12:14:26 UTC, Nordlöw wrote:
Have anyone tried to implement a variant of `std.conv.to` that
can be `nothrow @nogc` if the exception handling is replaced by
an extra second parameter (`defaultValue`) returned iff the
call to `to` throws?
There is common ifThrown t
On Sunday, 11 June 2017 at 00:28:58 UTC, Andrei Alexandrescu
wrote:
enum bool isInputRange(R) =
is(typeof((ref R r) => r)) && "must be copyable"
Regardless of the implementation method, this will require the
previously proposed Phobos refactoring. Independent special
definitions have to b
On Tuesday, 13 June 2017 at 17:57:14 UTC, Patrick Schluter wrote:
I haven't the impression that the *language* itself suffer from
so big flaws that it would warrant to fork it in a way that
will lead to a lot frustration and bewilderment.
I have the same opinion. Raw libraries, poor documentat
On Sunday, 25 June 2017 at 17:38:14 UTC, mckoder wrote:
I am disappointed that D doesn't have checked exceptions.
Warning, Google translate is used! (sorry)
I fully support mckoder with regard to exceptions. This is a
great advantage of Java. I think, the problem with the
introduction of ver
On Monday, 26 June 2017 at 19:31:53 UTC, Moritz Maxeiner wrote:
And the good *way* to achieve this result would be the
following:
- When visiting `startFoo`, the compiler automatically
aggregates all different exceptions it may throw and stores the
resulting set
- If `startFoo` is going to be
On Thursday, 6 July 2017 at 01:31:44 UTC, Moritz Maxeiner wrote:
---
void foo() throws AException throws BException { ... }
vod bar() { foo(); }
---
works and bar's exception is inferred by the compiler to
contain AException and BException.
But to be clear (and the title and description of an
On Sunday, 9 July 2017 at 00:16:50 UTC, Walter Bright wrote:
I assume there is a standard jargon for this - does anyone know
Type Theory?
I'm afraid it's perpendicular to type theory - every type
including Nothing can be returned. Most simple solution - just to
remove '@' and call this type 'no
On Tuesday, 18 August 2015 at 05:51:36 UTC, Benjamin Thaut wrote:
I specifically asked for the case where the pointer doesn't
change. Obvisouly the case where it does change is easy, you
first add the new range and then remove the old one. But if you
do this and the pointer didn't change, the
On Wednesday, 17 February 2016 at 09:01:18 UTC, Mengu wrote:
hello everyone
i have checked code.dlang.org and github but i have not
encountered an IMAP library. ..
https://github.com/Laeeth/d_etpan
On Sunday, 3 May 2015 at 17:39:48 UTC, Robert burner Schadek
wrote:
Please post you feature requests...
- the ability to read documents with missing or incorrectly
specified encoding
- additional feature: relaxed mode for reading html and broken
XML documents
Some time ago I worked for Ac
On Saturday, 20 February 2016 at 19:16:47 UTC, Adam D. Ruppe
wrote:
On Saturday, 20 February 2016 at 19:08:25 UTC, crimaniak wrote:
- the ability to read documents with missing or incorrectly
specified encoding
- additional feature: relaxed mode for reading html and broken
XML documents
fyi,
On Sunday, 21 February 2016 at 23:57:40 UTC, Adam D. Ruppe wrote:
On Sunday, 21 February 2016 at 23:01:22 UTC, crimaniak wrote:
I will use it in my experiments, but getElementsBySelector()
selector language need to be improved I think.
What, specifically, do you have in mind?
Where is only a
On my experience programming using Optional's functional
interfaces is more reliable then explicit logic, so in case when
we have value semantic and Optional then Kotlin's approach is not
very useful.
My old experiments about this (obviously java-inspired):
optional.d
import std.typecons;
imp
On Friday, 11 March 2016 at 08:25:12 UTC, Nordlöw wrote:
On Thursday, 10 March 2016 at 15:25:54 UTC, Andrei Alexandrescu
wrote:
What ever happened to that Big O library you were writing?
Does this mean the container-library? If so what does the "Big
O" stand for?
Thread related:
https://fo
On Monday, 21 March 2016 at 11:48:52 UTC, Seb wrote:
On Monday, 21 March 2016 at 11:35:49 UTC, Timothee Cour wrote:
assert(9.iota.emit!(int,(put,a){if(a%2) put(a*a);}).equal([1,
9, 25, 49]))
I support idea to have such feature, sometimes it really need.
Could you try to point out whats wrong
On Saturday, 26 March 2016 at 22:39:58 UTC, Alex Parrill wrote:
...
If we're going down that route, might as well use state tables.
...
For Boolean, Ternary, and N-state logic:
a && b == min(a, b)
a || b == max(a, b)
~a == N-1-a
why to optimize it more?
On Sunday, 27 March 2016 at 02:36:47 UTC, Alex Parrill wrote:
...
a && b == min(a, b)
a || b == max(a, b)
~a == N-1-a
why to optimize it more?
That's incorrect for the `unknown` value.
Lets say you represented true as 1f, false as 0f, and unknown
as NaN...
std.algorithm.max(0, 0f/0f) = 0,
On Wednesday, 15 June 2016 at 20:01:09 UTC, Seb wrote:
...
The initial version is online now & please feel invited to
improve upon this document:
http://dlang.org/areas-of-d-usage.html
As engineer I don't like gears in the 'Embedded applications'
paragraph: they are not match.
Full-featured PDF library (with JBIG2 and Jpeg2000 support and so
on...)
Library reference is not very good too. In my previous try with D
I even made a browser extension to show classes, functions,
variables, etc. in 'jump to' section with different backgrounds.
The reference should definitely be more fine grained and is
equipped with user comments, which are extre
On Friday, 20 November 2015 at 13:57:16 UTC, David DeWitt wrote:
The "New Library Reference Preview" under Resources is much
cleaner and has comments. I personally prefer the look of that
resource. It isn's updated and is on 2.067.1.
Don't works for me now, problem with
http://dlang.org/libr
On Monday, 23 November 2015 at 15:16:49 UTC, Sönke Ludwig wrote:
Don't works for me now, problem with
http://dlang.org/library/symbols.js both Chromium and Firefox.
I couldn't reproduce this with either Chrome/Firefox/Opera on
...
Could this be something local getting in the way, such as a
Most of the audience of the site can be roughly divided into two
categories: beginners and experienced users of D.
for beginners:
Looking to this sketch I think it will be useful to add some
simple installation instruction for detected user's OS right here
(to appreciate the complexity of the D
On Tuesday, 5 January 2016 at 20:11:10 UTC, Ola Fosheim Grøstad
wrote:
But I think the most powerful concept now is _software
synthesis_. The basic idea being that you specify the
constraints and let the computer write the actual code, or some
variation over that.
It's called Prolog.
Subj
On Wednesday, 27 July 2016 at 13:59:23 UTC, Jonathan Marler wrote:
For others who may see this thread, the __FULL_FILE_PATH__
special trait was added to the dmd compiler with this PR:
https://github.com/dlang/dmd/pull/5959
__DIR__ will be useful, I think. Just directory name, without
file na
On Tuesday, 2 August 2016 at 22:06:38 UTC, Mark "J" Twain wrote:
Instead, a better solution would be to use variables:
if (n*length > m*capacity) expand(l*length)
Some time ago I played with self-optimizing cache layer.
Problem: Time to obtain cache items is unknown and server
dependant. For
On Thursday, 29 September 2016 at 10:51:01 UTC, Nick Treleaven
wrote:
Assuming for a minute that we want some form of DIP1002, we
might be able to extend the `try` scope in an interesting way:
try {
auto f = foo();
}
catch (Exception) {
...
}
finally (bool ok) { // true if no exception
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