On Thursday, 2 March 2017 at 15:32:26 UTC, bachmeier wrote:
On Thursday, 2 March 2017 at 11:10:54 UTC, Martin Tschierschke
wrote:
I started to learn programming (BASIC) with an traditional
home computer in the 80's
(Schneider/Amstrad CPC6128).
The best thing was, you only needed to switch it
On Tuesday, 28 February 2017 at 07:41:36 UTC, Christian Köstlin
wrote:
As I understand the only difference between assert and enforce
is, that
assert is not compiled into releases?
Thanks!
Christian
Pretty much so. The intention is that assert means something
that's supposed to be true
On Tuesday, 28 February 2017 at 00:20:05 UTC, sarn wrote:
On Monday, 27 February 2017 at 19:26:06 UTC, Christian Köstlin
wrote:
How can I make sure, that the calculations are done at compile
time?
If you ever have doubts, you can always use something like this
to check:
assert (__ctfe);
On Monday, 27 February 2017 at 19:26:06 UTC, Christian Köstlin
wrote:
How can I make sure, that the calculations are done at compile
time?
If you ever have doubts, you can always use something like this
to check:
assert (__ctfe);
On Saturday, 18 February 2017 at 21:09:20 UTC, ag0aep6g wrote:
Also, some threads online mention that if we do turn off GC,
some of the core std libraries may not fully work. Is this
presumption also correct?
Yes. Whenever a std function returns a new string or some such
it's going to be
On Saturday, 18 February 2017 at 20:15:55 UTC, timmyjose wrote:
Hello folks,
Hi :)
2. I am more interested in learning D as a pure systems
programming language so that I can develop my own tools (not
looking to develop an OS, just some grep-scale tools to start
off with). In that regard, I
On Friday, 10 February 2017 at 15:12:28 UTC, Jonathan M Davis
wrote:
Module-level and static variables all get put in the
executable. So, declaring a static array like that is going to
take up space. A dynamic array would do the same thing if you
gave it a value of that size. The same thing
I do consulting based in Sydney. Feel free to contact me if you
ever need any more help.
s...@theartofmachinery.com
On Wednesday, 1 February 2017 at 01:08:19 UTC, Emil wrote:
is it possible to intercept the STDOUT or STDERR and capture
the output into a variable ?
some pseudocode to explain what I mean
string[] output_buffer;
stdout.capture_to(output_buffer);
writeln("test 1"); # not printed
On Monday, 23 January 2017 at 22:26:58 UTC, bitwise wrote:
Is it ok to memcpy/memmove a struct in D?
Quote from here:
https://dlang.org/spec/garbage.html
"Do not have pointers in a struct instance that point back to
the same instance. The trouble with this is if the instance
gets moved in
On Monday, 23 January 2017 at 12:13:30 UTC, albert-j wrote:
Well it is actually ODE solver from Numerical recipes
(originally in C++) that I am trying to do in D. Code
translation seems very straightforward. Maybe there's someone
around who has done that already? There's not much object
On Monday, 9 January 2017 at 13:42:01 UTC, Mike wrote:
On Sunday, 8 January 2017 at 22:14:36 UTC, Iain Buclaw wrote:
1) -fno-rtti should be a flag that is honoured by the compiler.
The more I think about it the more I dislike the whole idea of
-fno-rtti. All I've ever wanted from the D
On Tuesday, 27 December 2016 at 04:36:54 UTC, Martin Nowak wrote:
-fPIC became default for all linux 64-bit binaries and packages
in order to support PIE (default on Ubuntu 16.10 and hardened
Gentoo).
AFAIK, the only way to disable PIC for a specific build is to use
a local dmd.conf that
On Wednesday, 21 December 2016 at 02:27:02 UTC, Andrei
Alexandrescu wrote:
If it's elidable, it's as good as a bug in the program. Must be
either a compile-time error or a special case. -- Andrei
I can't see it ending well to make it this kind of special case.
For example, one day someone
On Sunday, 18 December 2016 at 02:37:22 UTC, Mike wrote:
I abandoned D sometime ago largely because of
https://issues.dlang.org/show_bug.cgi?id=14758 (but there were
other reasons), so your blog post is interesting to me. It is
unfortunate that we have to resort to such hackery, but its
nice
On Friday, 16 December 2016 at 16:12:38 UTC, D.Rex wrote:
A D port of the Linux Kernel?
https://github.com/whatsthisnow/ProjectD
Any thoughts on the project?
Depends on how strictly you want to reimplement GNU/Linux, or
whether something Posix-y is enough.
Anyway, a D "libc" would be
As it stands, the -betterC flag is still immature and only
removes a bit of the D runtime. I've been playing around a bit
to see what could be possible. To do that, I've had to do some
linker hacking to make code that's completely free of D runtime
dependencies.
I thought I'd write
On Saturday, 10 December 2016 at 22:55:22 UTC, Chris Wright wrote:
It's always a bit weird when people talk about "resources" as a
unification of memory, files, sockets, etc. My programs exist
to fill memory and then push bits of memory around. At least
99% of my "resource" usage is heap
On Monday, 5 December 2016 at 17:18:25 UTC, e-y-e wrote:
Currently I have been learning D for about a year and a half.
This may seem like a short time, but this is the longest I have
stuck with any language. I have only been learning for 4 years
and I am currently in university studying first
On Sunday, 6 November 2016 at 06:02:48 UTC, Era Scarecrow wrote:
So I've got a project where I want to create basically a
decentralized chat program where every program is a host and a
client. When you connect all connections can go through to
route the chat to everyone else.
So to make
On Friday, 4 November 2016 at 02:56:07 UTC, Paul Backus wrote:
When I compile this (using DMD 2.069 on Debian Linux), I get an
error saying that I can't call visit from a pure function. This
is surprising, since all visit does (in theory) is call the
provided functions, and all of _them_ are
On Monday, 31 October 2016 at 04:35:35 UTC, WhatMeWorry wrote:
First, are there any other languages that has this feature?
The few I know, certainly don't.
I've seen hacks to do the same thing in C++. They're not pretty,
though.
And how would you compare and contrast these this(s) with
On Sunday, 30 October 2016 at 20:50:47 UTC, Alfred Newman wrote:
Hello,
I'm migrating some Python code to D, but I stuck at a dead
end...
Sorry to provide some .py lines over here, but I got some
doubts about the best (fastest) way to do that in D.
The "splitter" generic function sounds
On Wednesday, 26 October 2016 at 10:48:34 UTC, Marco Leise wrote:
On a more controversial note, I sometimes replace nested blocks
of conditionals and loops with flat spaghetti code and goto
with verbose labels. There are situations where you can explain
straight forward what needs to be done
On Sunday, 16 October 2016 at 13:58:51 UTC, Andrei Alexandrescu
wrote:
I was thinking it would be handy if tuples had a way to access
a field by name at runtime. E.g.:
Tuple!(int, "a", double, "b") t;
string x = condition ? "a" : "b";
double v = t.get!string(x, 3.14);
The get method takes the
On Monday, 10 October 2016 at 09:54:32 UTC, Era Scarecrow wrote:
The largest portion would be that much like a hash, one small
change will change the entire thing rather than a smaller
portion (with the original blocksize). The multiple
re-arranging and encryption steps is to ensure small
On Sunday, 9 October 2016 at 20:33:29 UTC, Era Scarecrow wrote:
Something coming to mind is the idea of making a small
algorithm to be used with other already existing encryption
functions to extend the blocksize of encryption with minimal
complexity growth. In theory this would extend a
Don't forget the Planet D aggregator :)
http://planet.dsource.org/
Here's my contribution:
https://theartofmachinery.com/tags/dlang/
On Friday, 16 September 2016 at 12:46:34 UTC, Martin Tschierschke
wrote:
The "only" problem is you have to build your layout twice,
in php and as diet template. :-(
You also have to manage URLs across different codebases. I'd
recommend against splitting up a frontend like that because it
On Thursday, 15 September 2016 at 10:13:47 UTC, cym13 wrote:
DoS by collision attack are a form of preimage. The idea is to
generate intentional collisions to force heavy computations on
serveur side. It only works if finding collisions many
collisions for the same hash is cheap which is
I hope this isn't too obvious, but I have to ask because it's
such a common gotcha:
Are you reverse proxying through a server like nginx by any
chance? There are default request size limits there. (For nginx
specifically, it's this one:
On Tuesday, 13 September 2016 at 03:33:04 UTC, Ivy Encarnacion
wrote:
Can pure functions throw exceptions on its arguments?
You can throw exceptions for whatever reasons from a function
marked pure:
void foo() pure
{
throw new Exception("nope");
}
void main()
{
foo();
}
On Sunday, 4 September 2016 at 01:53:21 UTC, Stefan Koch wrote:
Pragma msg can only print compiletime constants.
While __ctfeWriteln can print state while doing CTFE.
Thanks, that makes a lot of sense. Just to check, it prints to
standard error, right?
Also, the issue of non-deterministic
On Sunday, 4 September 2016 at 00:04:16 UTC, Stefan Koch wrote:
I recently implemented __ctfeWriteln.
Sounds like pragma msg. How does it compare?
https://dlang.org/spec/pragma.html#msg
To add to the list, here are a couple of other online judges that
explicitly support D:
http://www.spoj.com/
http://judge.u-aizu.ac.jp/onlinejudge/
Of course, if you use a language-agnostic platform like Code Jam,
you can do what you like. Project Euler (maths-oriented) and the
Matasano
On Thursday, 21 July 2016 at 13:45:28 UTC, Steven Schveighoffer
wrote:
On 6/6/16 6:40 AM, sarn wrote:
What's the best source of DConf videos at the moment? Are
there are any
edited versions released?
I'd like to share some of my favourite talks.
They are starting to arrive!
On Wednesday, 13 July 2016 at 10:02:58 UTC, Ola Fosheim Grøstad
wrote:
«Undefined» simply means that such code is not part of the
specified language, as in, it is no longer the language
covered. The optimizer is an implementation detail, the
optimizer is not allowed to change the semantics of
On Tuesday, 12 July 2016 at 14:04:55 UTC, Seb wrote:
D is entirely driven by highly motivated volunteers. (this will
change soon with the new D foundation)
I for one welcome our new D Foundation overlords.
On Monday, 11 July 2016 at 22:09:11 UTC, Walter Bright wrote:
On 7/10/2016 10:07 PM, Ola Fosheim Grøstad wrote:
[Snip stuff about Scheme]
Scheme is a really nice, elegant language that's fun to hack
with, but at the end of the day, if people were writing Nginx, or
the Windows kernel, or HFT
On Wednesday, 29 June 2016 at 22:35:03 UTC, qznc wrote:
However, I'm not sure if "finding reviewers" is the bottleneck?
Not everything applies because Google doesn't host its repo on
Github (obviously), but code ownership works very well there. It
helps avoid the bystander effect, and
On Monday, 13 June 2016 at 20:12:27 UTC, Walter Bright wrote:
On 6/12/2016 4:27 PM, Jason White wrote:
I don't understand this dependency-phobia.
It's the "first 5 minutes" thing. Every hiccup there costs us
maybe half the people who just want to try it out.
...
The makefiles, especially
What's the best source of DConf videos at the moment? Are there
are any edited versions released?
I'd like to share some of my favourite talks.
On Tuesday, 24 May 2016 at 18:47:57 UTC, Andrei Alexandrescu
wrote:
On 05/24/2016 02:03 PM, Thiez wrote:
Does the
experience help someone getting a job in the industry?
Probably not, again with the same caveat. I speculate
experience with one of the other CSS scripting engines would
also
On Tuesday, 17 May 2016 at 09:53:17 UTC, Kagamin wrote:
With UTF-8 problems happened on a massive scale in LAMP setups:
mysql used latin1 as a default encoding and almost everything
worked fine.
^ latin-1 with Swedish collation rules.
And even if you set the encoding to "utf8", almost
On Friday, 6 May 2016 at 14:53:15 UTC, Jonathan M Davis wrote:
Other places would certainly be interesting (e.g. Japan or
Australia), and we definitely have devs in such places, but I
don't know if we have enough likely attendees in such areas to
make them make sense, since picking somewhere
On Tuesday, 3 May 2016 at 03:10:57 UTC, Walter Bright wrote:
Jet lagged as I am, I'll be at breakfast at Hotel Ibis at
630am. Come and join me!
Damn, I got there at 7:30. Anyone else still around?
(I don't use Twitter.)
Yeah, there's a lot more stuff I could have talked about, but I
think I'll leave it for other posts.
About testing, I think the way protection works in D (i.e.,
private members are accessible within the same file) is
important, too. I was a bit suspicious of that feature when I
first looked
On Monday, 28 March 2016 at 09:59:12 UTC, ag0aep6g wrote:
On 28.03.2016 03:44, sarn wrote:
https://theartofmachinery.com/2016/03/28/dirtying_pure_functions_can_be_useful.html
From there:
Well, you can get the usual (“strong”) purity guarantee just
by making all pointer or reference type
On Saturday, 26 March 2016 at 22:39:58 UTC, Alex Parrill wrote:
On Saturday, 26 March 2016 at 22:11:53 UTC, Nordlöw wrote:
I can think of many variants of for this. What about
{ yes, // 1 chance
no, // 0 chance
likely, // > 1/2 chance
unlikely, // < 1/2 chance
D's implementation of functional purity supports "weak" purity -
functions that can mutate arguments but are otherwise
traditionally pure.
I wrote a post about some of the practical benefits of this kind
of purity:
On Saturday, 16 January 2016 at 21:22:15 UTC, data pulverizer
wrote:
Is it possible to create a function that returns Type like
typeof() does? Something such as:
Type returnInt(){
return int;
}
A type itself isn't a runtime value. I think the closest thing
is a TypeInfo object:
On Friday, 27 November 2015 at 00:17:34 UTC, brian wrote:
3) pre- or post-pend the salt to the password entered
(apparently there is a difference??)
Sorry to revive an old thread, but I wrote a blog post about this
question:
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