On Monday, 17 February 2014 at 07:46:02 UTC, Steve Teale wrote:
On Monday, 17 February 2014 at 07:17:06 UTC, Steve Teale wrote:
What is size_t for 64 bit?
Steve
Sorry parent.children is just a straightforward array
Sorry again - forget about it. I'd forgotten that D actually
says int is
Hiho,
I currently haven't got enough time to respond to all what have
been said since my last post.
However, here is the simple code:
http://dpaste.dzfl.pl/3df8694eb47d
Thanks in advance!
I am really looking forward to your editing! =)
Robin
On Monday, 17 February 2014 at 09:48:49 UTC, Robin wrote:
Hiho,
I currently haven't got enough time to respond to all what have
been said since my last post.
However, here is the simple code:
http://dpaste.dzfl.pl/3df8694eb47d
Thanks in advance!
I am really looking forward to your editing!
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every hour.
if (file.older than 1 hour) {
remove;
}
On Monday, 17 February 2014 at 11:11:06 UTC, simendsjo wrote:
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every hour.
if (file.older than 1 hour) {
remove;
}
Vibe.d
Robin:
http://dpaste.dzfl.pl/3df8694eb47d
I think it's better to improve your code iteratively. First
starting with small simple things:
this(size_t rows, size_t cols) nothrow pure {
=
this(in size_t rows, in size_t cols) nothrow pure {
this(ref const(Dimension) that)
On Monday, 17 February 2014 at 11:20:05 UTC, Chris wrote:
On Monday, 17 February 2014 at 11:11:06 UTC, simendsjo wrote:
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every
On Monday, 17 February 2014 at 11:20:05 UTC, Chris wrote:
On Monday, 17 February 2014 at 11:11:06 UTC, simendsjo wrote:
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every
Am 17.02.2014 12:20, schrieb Chris:
On Monday, 17 February 2014 at 11:11:06 UTC, simendsjo wrote:
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically) execute
a function that performs a clean up, say every hour.
if (file.older
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every hour.
if (file.older than 1 hour) {
remove;
}
Here is a quick timer implementation that you can improve
yourself:
http://youtu.be/2Co65Ftxfdo
On Monday, 17 February 2014 at 13:42:28 UTC, Dicebot wrote:
On Monday, 17 February 2014 at 13:35:34 UTC, simendsjo wrote:
http://youtu.be/2Co65Ftxfdo
Slightly OT: hm, does D have own YouTube community channel? I'd
subscribe to one ;)
I don't think so. The closest is Andrei Alexandrescus
On Monday, 17 February 2014 at 13:42:28 UTC, Dicebot wrote:
On Monday, 17 February 2014 at 13:35:34 UTC, simendsjo wrote:
http://youtu.be/2Co65Ftxfdo
Slightly OT: hm, does D have own YouTube community channel? I'd
subscribe to one ;)
I'm working towards a channel specifically [0].
It will
On Monday, 17 February 2014 at 14:00:06 UTC, Rikki Cattermole
wrote:
On Monday, 17 February 2014 at 13:42:28 UTC, Dicebot wrote:
On Monday, 17 February 2014 at 13:35:34 UTC, simendsjo wrote:
http://youtu.be/2Co65Ftxfdo
Slightly OT: hm, does D have own YouTube community channel?
I'd
On Monday, 17 February 2014 at 14:04:45 UTC, simendsjo wrote:
Sounds good, but I think a common channel for everything D
would be a better move. A dlang channel that includes every
talk, tutorial etc. I don't know much of how YouTube works, so
I don't know if such an aggregated channel is
I was thinking about one that would have an official status,
linked from dlang.org main page and aggregates all community
contributions in a single feed. Is there anyone willing to
champion one? :) (I probably can but is far from my daily
concerns)
I am pretty sure no one will object such
On Monday, 17 February 2014 at 14:08:10 UTC, Rikki Cattermole
wrote:
On Monday, 17 February 2014 at 14:04:45 UTC, simendsjo wrote:
Sounds good, but I think a common channel for everything D
would be a better move. A dlang channel that includes every
talk, tutorial etc. I don't know much of how
On Monday, 17 February 2014 at 14:06:00 UTC, Dicebot wrote:
I was thinking about one that would have an official status,
linked from dlang.org main page and aggregates all community
contributions in a single feed. Is there anyone willing to
champion one? :) (I probably can but is far from my
On Monday, 17 February 2014 at 14:13:03 UTC, Dicebot wrote:
There is no reason why official channel ust be focused on
advanced and complicated stuff. Quite the contrary. I'd expect
it to aggregate all stuff of sold quality - and nothing
prevents video from being both in your dedicated channel
On Monday, 17 February 2014 at 12:03:39 UTC, Dejan Lekic wrote:
On Monday, 17 February 2014 at 11:08:16 UTC, Chris wrote:
The D way of implementing a timer? I need to (automatically)
execute a function that performs a clean up, say every hour.
if (file.older than 1 hour) {
remove;
}
Here
This turned into a bit of a full spec so I would understand if you TL;DR
but it would be nice to get some feedback if you have the time..
On Fri, 14 Feb 2014 17:34:46 -, bearophile bearophileh...@lycos.com
wrote:
Regan Heath:
In my case I didn't need any of these.
I don't
On 02/17/2014 08:22 PM, simendsjo wrote:
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never executes
foreach(i; iota(10, 0)) // .. neither does this
I would like the second to either be a compile-time error or
automagically use a negative step.
So we
On Monday, 17 February 2014 at 19:30:38 UTC, Timon Gehr wrote:
On 02/17/2014 08:22 PM, simendsjo wrote:
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never executes
foreach(i; iota(10, 0)) // .. neither does this
I would like the second to either be a
On Monday, 10 December 2012 at 13:34:51 UTC, December Flower
wrote:
Hello.
I have a question about how to hide a console window.
http://pds23.egloos.com/pds/201212/10/80/e0088180_50c5e3b1bb789.png
This simple application is made by using gtkD and glade3. As
you can see from picture above,
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never executes
foreach(i; iota(10, 0)) // .. neither does this
I would like the second to either be a compile-time error or
automagically use a negative step.
So we need to use a negative step in iota() or use
On 02/17/2014 08:33 PM, simendsjo wrote:
On Monday, 17 February 2014 at 19:30:38 UTC, Timon Gehr wrote:
On 02/17/2014 08:22 PM, simendsjo wrote:
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never executes
foreach(i; iota(10, 0)) // .. neither does this
I
On Monday, 17 February 2014 at 20:03:32 UTC, Timon Gehr wrote:
On 02/17/2014 08:33 PM, simendsjo wrote:
On Monday, 17 February 2014 at 19:30:38 UTC, Timon Gehr wrote:
On 02/17/2014 08:22 PM, simendsjo wrote:
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never
On 02/17/2014 09:21 PM, simendsjo wrote:
On Monday, 17 February 2014 at 20:03:32 UTC, Timon Gehr wrote:
...
It was just to illustrate the issue more clearly. Eg. it means one and
the same iota expression can sometimes iterate in one direction and in
the other direction at other times. That's
On Monday, 17 February 2014 at 21:06:50 UTC, Timon Gehr wrote:
On 02/17/2014 09:21 PM, simendsjo wrote:
On Monday, 17 February 2014 at 20:03:32 UTC, Timon Gehr wrote:
...
It was just to illustrate the issue more clearly. Eg. it
means one and
the same iota expression can sometimes iterate in
On 02/17/2014 10:12 PM, simendsjo wrote:
Ok, I yield. I just happened to write
foreach(i; 10 .. 0)
and was suprised that it didn't give any warnings or errors.
But I still somewhat stand by my point: Dead code is illegal in D,
(No it is not. Some forms of dead code are detected by DMD,
Hiho,
thank you for your code improvements and suggestions.
I really like the foreach loop in D as well as the slight (but
existing) performance boost over conventional for loops. =)
Another success of the changes I have made is that I have
achieved to further improve the matrix
Robin:
The key to victory was pointer arithmetics as I notices that I
have used them in the C++ implementation, too. xD
Perhaps with LDC2 it's not necessary.
I will just post the whole code again so that you can see what
I have changed.
The code looks better.
There's no need to put
On 2/16/2014 6:47 PM, Robin wrote:
@Nick Sabalausky:
Don't be shocked at the bad performance of a beginner D programmer. At
least I am not shocked yet that my D implementation isn't performing as
well as the highly optimized C++11 implementation or the JIT-optimized
Java implementation. In
On 2/17/2014 4:56 PM, Robin wrote:
And here is the complete and improved code:
http://dpaste.dzfl.pl/7f8610efa82b
You should get rid of the .dup's in the constructors and postblits. You
don't want big arrays ever getting accidentally allocated and copied
behind your back when you're only
On Monday, 17 February 2014 at 11:34:43 UTC, bearophile wrote:
foreach (ref T element; this.data) {
element *= scalar;
}
Try to use:
data[] *= scalar;
for (auto i = 0; i this.dim.size; ++i) {
this.data[i] += other.data[i];
}
Try to
Kapps:
I remember array operations (such as data[] -= other.data[])
being significantly slower than doing it yourself. I don't know
if this has been fixed.
They are not being fixed. But for arrays as large as the ones
here, they are fast enough.
-
I have tested the
On Monday, 17 February 2014 at 20:21:30 UTC, simendsjo wrote:
I wouldn't call it randomly. In that case you should call it
randomly that it suddenly doesn't run once you try to step
downward.
I didn't had time to work more on the iota. Perhaps after 2.065
is out I can resume working on that,
I've been using D (at a primitive level) for a while now at work (a large
test-harness that exercises our main code. The harness launches and monitors
multiple processes with multiple threads and performs actions on those
processes to ensure correct behaviour).
I am wanting to stretch my 'D'
On Tuesday, 18 February 2014 at 00:31:22 UTC, ted wrote:
public interface IProvider
{
string providedType();
T createInstance(T)();
This will cause the linker problem because templates cannot be
virtual. This is declaring a final method in the interface that
is never implemented.
Fantastic !! (thanks !)
so is:
createDynamicInstance(ClassInfo type) { return type.create(); }
the correct implementation ?? - it certainly seems to work...
Adam D. Ruppe wrote:
On Tuesday, 18 February 2014 at 00:31:22 UTC, ted wrote:
public interface IProvider
{
string
On Friday, 14 February 2014 at 16:00:09 UTC, Robin wrote:
this(size_t rows, size_t cols) {
this.dim = Dimension(rows, cols);
this.data = new T[this.dim.size];
enum nil = to!T(0);
foreach(ref T element; this.data) element = nil;
}
Your foreach here is
I've had his question at the back of my mind and I know it's
probably related to back-end optimizations but I'm taking a
chance to see if anyone knows anything.
I know everything about how insignificant the speed difference
may be, but keep in mind this is to further my low-level
On Tuesday, 18 February 2014 at 03:32:48 UTC, Stanislav Blinov
wrote:
3) Ditch extra constructors, they're completely unnecessary.
For matrix you only need your non-trivial ctor, postblit and
lvalue assignment operator.
Actually rvalue opAssign would be even better :)
Also, I forgot to
On Monday, 17 February 2014 at 19:22:38 UTC, simendsjo wrote:
Should the following two uses be a compile-time error?
foreach(i; 10 .. 0) // Never executes
foreach(i; iota(10, 0)) // .. neither does this
I would like the second to either be a compile-time error or
automagically use a
ok. gone making wrappers now :(
On Monday, 17 February 2014 at 13:35:34 UTC, simendsjo wrote:
http://youtu.be/2Co65Ftxfdo
Thanks! But could you use bigger fonts and more contrast color
scheme for better view in next videos?
On Tuesday, 18 February 2014 at 07:06:11 UTC, Suliman wrote:
On Monday, 17 February 2014 at 13:35:34 UTC, simendsjo wrote:
http://youtu.be/2Co65Ftxfdo
Thanks! But could you use bigger fonts and more contrast color
scheme for better view in next videos?
I'll increase the font size, but I
Stanislav Blinov:
that explicit ctor
for Dimension is completely unnecessary too.
I like a constructor(s) like that because it catches bugs like:
auto d = Dimension(5);
Bye,
bearophile
Stanislav Blinov:
http://dpaste.dzfl.pl/9d7feeab59f6
Few small things should still be improved, but it's an
improvement. Perhaps it needs to use a reference counting from
Phobos.
LDC yields roughly the same times.
This is surprising.
Bye,
bearophile
On Tuesday, 18 February 2014 at 03:15:59 UTC, Etienne wrote:
I'm sorry if the question seems complicated, I read everything
Ulrich Drepper had to say in What every programmer should know
about memory, and I still have a bit of a hard time visualizing
the question myself.
I am by far no
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