On Monday, 4 August 2014 at 22:03:24 UTC, TJB wrote:
On Monday, 4 August 2014 at 21:58:09 UTC, maarten van damme via
Digitalmars-d-learn wrote:
I am a little bit confused as to what you want.
There is a command line example at dlang.org, and there exists
a program
(rdmd) that compiles several
> https://github.com/D-Programming-Language/phobos/pull/1910
Very interesting discussion, thanks. I'm impressed by the amount of
work you guys do on github.
On 5/08/2014 10:03 a.m., TJB wrote:
On Monday, 4 August 2014 at 21:58:09 UTC, maarten van damme via
Digitalmars-d-learn wrote:
I am a little bit confused as to what you want.
There is a command line example at dlang.org, and there exists a program
(rdmd) that compiles several D files and runs th
On 8/5/14, 10:28 AM, Brad Anderson wrote:
On Tuesday, 5 August 2014 at 01:23:19 UTC, Andrew Edwards wrote:
Is there a way to take a bounded rage from a infinite forward range?
I'd use std.algorithm.until:
Precisely what I was looking for. Thanks.
On Tuesday, 5 August 2014 at 01:23:19 UTC, Andrew Edwards wrote:
Is there a way to take a bounded rage from a infinite forward
range?
Given the Fibonacci sequence:
auto fib = recurrence!("a[n-1] + a[n-2]")(1, 1);
I can take the first n elements:
take(fib, 10);
But say I want
Is there a way to take a bounded rage from a infinite forward range?
Given the Fibonacci sequence:
auto fib = recurrence!("a[n-1] + a[n-2]")(1, 1);
I can take the first n elements:
take(fib, 10);
But say I want all positive elements below 5 in value (there are
eight such
As a note, I can interact with strings as expected, but working
with structs looks like it will take a little bit of work.
On Monday, 4 August 2014 at 22:17:36 UTC, Jon wrote:
Yes, thank you. That is exactly what I did.
On Monday, 4 August 2014 at 21:48:40 UTC, safety0ff wrote:
On Monday, 4
On Monday, 4 August 2014 at 21:19:14 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
Has anyone used (the fiber/taks of) vibe.d for something other
than powering websites?
https://github.com/D-Programming-Language/phobos/pull/1910
On Monday, 4 August 2014 at 10:30:40 UTC, Marc Schütz wrote:
On Sunday, 3 August 2014 at 23:41:27 UTC, Freddy wrote:
I am currently working on a phobos fork to include associative
ranges, however the unittest fail when i try to build. How am a
supposed test any unittests that i add.
link:https:/
On Monday, 4 August 2014 at 22:18:24 UTC, splatterdash wrote:
Indeed I do. I'm not sure which type I should use for the
common base type, though. MyFileReader is a templated class, so
using it plainly did not work. I also tried `InputRange!string`
to no avail despite `MyFileReader` implementing
Yes, thank you. That is exactly what I did.
On Monday, 4 August 2014 at 21:48:40 UTC, safety0ff wrote:
On Monday, 4 August 2014 at 21:35:21 UTC, Jon wrote:
I get Error: core.runtime.rt_init is private. And Error:
core.runtime.init is not accessible.
I would add them to the header and Hask
On Monday, 4 August 2014 at 22:09:49 UTC, anonymous wrote:
On Monday, 4 August 2014 at 22:00:18 UTC, splatterdash wrote:
```
File f = File("input_file")
// detect gzip ...
if (isGzip)
{
auto fileIter = new MyFileReader!GzipIterator(f)
}
else
{
auto fileIter = new MyFileReader!NormalI
On Monday, 4 August 2014 at 22:00:18 UTC, splatterdash wrote:
```
File f = File("input_file")
// detect gzip ...
if (isGzip)
{
auto fileIter = new MyFileReader!GzipIterator(f)
}
else
{
auto fileIter = new MyFileReader!NormalIterator(f)
}
foreach(string line; fileIter) {
// do thi
Hello everyone,
I'm trying to write a command-line application that can detect
whether the input file is gzipped or not. Sounds simple enough,
but I can't seem to do it properly in D (this is my first foray
to the language).
After checking whether the file is gzipped or not, I try to
create
On Monday, 4 August 2014 at 21:58:09 UTC, maarten van damme via
Digitalmars-d-learn wrote:
I am a little bit confused as to what you want.
There is a command line example at dlang.org, and there exists
a program
(rdmd) that compiles several D files and runs them.
http://dlang.org/rdmd.html
So
I am a little bit confused as to what you want.
There is a command line example at dlang.org, and there exists a program
(rdmd) that compiles several D files and runs them.
http://dlang.org/rdmd.html
2014-08-04 23:20 GMT+02:00 TJB via Digitalmars-d-learn <
digitalmars-d-learn@puremagic.com>:
> I
On Monday, 4 August 2014 at 21:35:21 UTC, Jon wrote:
I get Error: core.runtime.rt_init is private. And Error:
core.runtime.init is not accessible.
I would add them to the header and Haskell wrapper
(FunctionsInD.h and ToD.hs.)
The signatures are:
int rt_init();
int rt_term();
When it is l
On Monday, 4 August 2014 at 21:19:14 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
Has anyone used (the fiber/taks of) vibe.d for something other
than
powering websites?
Atila has implemented MQRR broker with it :
https://github.com/atilaneves/mqtt
It it still networking application tho
I get Error: core.runtime.rt_init is private. And Error:
core.runtime.init is not accessible.
On Monday, 4 August 2014 at 21:22:37 UTC, safety0ff wrote:
On Monday, 4 August 2014 at 21:14:17 UTC, Jon wrote:
On Monday, 4 August 2014 at 21:10:46 UTC, safety0ff wrote:
Don't forget to call rt_init
On Mon, Aug 4, 2014 at 6:38 PM, Russel Winder via Digitalmars-d-learn
wrote:
> Are these std.concurrent threads or std.parallelism tasks?
>
> A std.parallelism task is not a thread. Like Erlang or Java Fork/Join
> framework, the program specifies units of work and then there is a
> thread pool un
I am trying to build some simple command line applications that I
have written in python as a way to learn D. Can you give some
examples for me? For instance, I think I remember once seeing
somewhere in the documentation an example that took several D
files and compiled them all by running some
On Monday, 4 August 2014 at 21:14:17 UTC, Jon wrote:
On Monday, 4 August 2014 at 21:10:46 UTC, safety0ff wrote:
Don't forget to call rt_init:
http://dlang.org/phobos/core_runtime.html#.rt_init
Where/when should I call this?
Before calling any D functions, but usually it's simplest to call
i
On Mon, Aug 4, 2014 at 6:21 PM, Dicebot via Digitalmars-d-learn
wrote:
> vibe.d additions may help here:
>
> http://vibed.org/api/vibe.core.core/runTask
> http://vibed.org/api/vibe.core.core/runWorkerTask
> http://vibed.org/api/vibe.core.core/workerThreadCount
>
> "task" abstraction allows exactl
On Monday, 4 August 2014 at 21:10:46 UTC, safety0ff wrote:
Don't forget to call rt_init:
http://dlang.org/phobos/core_runtime.html#.rt_init
Where/when should I call this?
Don't forget to call rt_init:
http://dlang.org/phobos/core_runtime.html#.rt_init
TLDR -- Calling D code from Haskell through the FFI works with
DMD but not with GDC or LDC2.
The time consuming version:
Since D allows C to directly call it, if the D code is wrapped in
extern (C){ ... }, I thought it should be possible to call such D
code from Haskell using the FFI.
The F
On Monday, 4 August 2014 at 18:22:47 UTC, Russel Winder via
Digitalmars-d-learn wrote:
Actually with CSP / actor model one can simply consider
long-running CPU computation as form of I/O an apply same
asynchronous design techniques. For example, have separate
dedicated thread running the comput
On Mon, 2014-08-04 at 16:57 +, Dicebot via Digitalmars-d-learn
wrote:
[…]
> This is why I had "or close" remark :) Exact number almost always
> depends on exact deployment layout - i.e. what other processes
> are running in the system, how hardware interrupts are handled
> and so on. It is s
On Sunday, 3 August 2014 at 23:48:09 UTC, Martin wrote:
When I use the spawnProcess function in std.process, the
command line arguments that I provide to the function seem to
get "quoted".
I can't reproduce this on OS X with 2.066rc1 (args are unquoted).
Can someone else check Windows? Sounds
On Monday, 4 August 2014 at 16:38:24 UTC, Russel Winder via
Digitalmars-d-learn wrote:
Modern default approach is to have amount of "worker" threads
identical or close to amount of CPU cores and handle internal
scheduling manually via fibers or some similar solution.
I have no current data, bu
Sorry, I missed this thread (!) till now.
On Mon, 2014-08-04 at 13:36 +, Dicebot via Digitalmars-d-learn
wrote:
> On Monday, 4 August 2014 at 05:14:22 UTC, Philippe Sigaud via
> Digitalmars-d-learn wrote:
> > I have another question: it seems I can spawn hundreds of
> > threads
> > (Heck, ev
On Monday, 4 August 2014 at 14:56:36 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
On Mon, Aug 4, 2014 at 3:36 PM, Dicebot via Digitalmars-d-learn
wrote:
Most likely those threads either do nothing or are short
living so you don't
get actually 10 000 threads running simultaneously. In ge
On Monday, 4 August 2014 at 14:56:36 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
On Mon, Aug 4, 2014 at 3:36 PM, Dicebot via Digitalmars-d-learn
wrote:
Modern default approach is to have amount of "worker" threads
identical or
close to amount of CPU cores and handle internal scheduling
On Mon, Aug 4, 2014 at 3:36 PM, Dicebot via Digitalmars-d-learn
wrote:
> Most likely those threads either do nothing or are short living so you don't
> get actually 10 000 threads running simultaneously. In general you should
> expect your operating system to start stalling at few thousands of
>
On Monday, 4 August 2014 at 12:05:31 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
IIRC, there are fibers somewhere in core, I'll have a look. I
also
heard the vibe.d has them.
http://dlang.org/phobos/core_thread.html#.Fiber
vibe.d adds some own abstraction on top, for example "Task"
c
On Monday, 4 August 2014 at 05:14:22 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
I have another question: it seems I can spawn hundreds of
threads
(Heck, even 10_000 is accepted), even when I have 4-8 cores. Is
there:
is there a limit to the number of threads? I tried a threadpool
becau
I took a look and I don't really know if it's possible without
using the Emacs > 24 only suggestion in the Stack Overflow
comment to your question.
As far as I can see, before that Emacs syntax tables have a
notion of what a string is and what an escape character is. The
d-mode code adds the
On Mon, Aug 4, 2014 at 2:13 PM, Chris Cain via Digitalmars-d-learn
wrote:
>> OK, I get it. Just to be sure, there is no ThreadPool in Phobos or in
>> core, right?
> There is. It's called taskPool, though:
>
> http://dlang.org/phobos/std_parallelism.html#.taskPool
Ah, std.parallelism. I stoopidl
On Monday, 4 August 2014 at 12:05:31 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
OK, I get it. Just to be sure, there is no ThreadPool in Phobos
or in
core, right?
IIRC, there are fibers somewhere in core, I'll have a look. I
also
heard the vibe.d has them.
There is. It's called task
> Without going into much detail: Threads are heavy, and creating a thread is
> an expensive operation (which is partially why virtually every standard
> library includes a ThreadPool).
> I haven't looked into detail your code, but consider using the TaskPool if
> you just want to schedule some ta
On Sunday, 3 August 2014 at 23:41:27 UTC, Freddy wrote:
I am currently working on a phobos fork to include associative
ranges, however the unittest fail when i try to build. How am a
supposed test any unittests that i add.
link:https://github.com/Superstar64/phobos/tree/associative_ranges
$ ../d
On Monday, 4 August 2014 at 05:14:22 UTC, Philippe Sigaud via
Digitalmars-d-learn wrote:
This is correct – the LLVM optimizer indeed gets rid of the
loop completely.
OK,that's clever. But I get this even when put a writeln("some
msg")
inside the task. I thought a write couldn't be optimized aw
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