On Mon, Dec 30, 2019 at 04:13:03PM +, Patrick Schluter via
Digitalmars-d-learn wrote:
[...]
> Good point. It also trains people to not be able to work without IDE.
> I see it at work with some of the Java devs who aren't even able to
> invoke javac in a command line and setting javapath
On Mon, Dec 30, 2019 at 02:59:22PM +, bachmeier via Digitalmars-d-learn
wrote:
[...]
> An IDE adds a crapload to the learning curve. It's terrible, because
> they need to memorize a bunch of steps when they use a GUI (click here
> -> type this thing in this box -> click here -> ...)
[...]
To
On Sun, Dec 29, 2019 at 09:25:44PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Sunday, 29 December 2019 at 14:41:46 UTC, Russel Winder wrote:
> > Whilst many programmers are happy using 1970s approaches
>
> Please. Have you actually spent the time to learn these systems in the
>
On Fri, Dec 27, 2019 at 06:26:58PM +0100, Robert M. Münch via
Digitalmars-d-learn wrote:
> I love these documentation lines in the D docs:
>
> auto byGrapheme(Range)(Range range)
>
> How should I know what auto is? Why not write the explicit type so
> that I know what to expect? When
On Fri, Dec 27, 2019 at 01:23:57PM +0100, Robert M. Münch via
Digitalmars-d-learn wrote:
> On 2019-12-23 15:05:20 +, H. S. Teoh said:
[...]
> > What are you planning to do with your strings?
>
> Pretty simple: Have user editable content that is rendered using
> different fonts supporting
On Tue, Dec 24, 2019 at 07:46:27PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
[...]
> I just got sick of ls printing green on white and hurting my eyes. Or
> blue on black.
Haha, one of the first things I do upon installing a new Linux system is
to turn off ls colors. :-D Hurts the
On Tue, Dec 24, 2019 at 10:18:49AM +, Russel Winder via Digitalmars-d-learn
wrote:
> On Mon, 2019-12-23 at 08:09 -0800, H. S. Teoh via Digitalmars-d-learn
> wrote:
> […]
> > No idea, I use vanilla vim (not even with syntax highlighting -- I'm
> > a hardcore retro guy).
&
On Tue, Dec 24, 2019 at 12:33:34AM +, psyscout via Digitalmars-d-learn
wrote:
[...]
> auto putObjectRequest(string bucket, string key, string file)
> {
> import std.stdio : File;
>
> enum chunk_size = 16 * 1024; // 16 KiB
> auto file_ = File(file, "r");
>
> return
On Mon, Dec 23, 2019 at 10:41:33AM -0500, Steven Schveighoffer via
Digitalmars-d-learn wrote:
[...]
> There's this guy, his name is Walter. He likes printf. I'm pretty sure
> when he's buried, his cold dead fingers will be tightly and
> inextricably wrapped around printf.
[...]
But that's not a
On Mon, Dec 23, 2019 at 03:51:17PM +, bachmeier via Digitalmars-d-learn
wrote:
> On Monday, 23 December 2019 at 15:07:32 UTC, H. S. Teoh wrote:
[...]
> > Linux is my IDE. ;-) And I use vim for editing code.
[...]
> Not a Vim user, but wondering if there's Neovim support for D. If so,
> it
On Sun, Dec 22, 2019 at 10:04:20PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
[...]
> Regardless, I'm pretty well of the opinion that fwrite is the wrong
> thing to do anyway. fwrite writes bytes to a file, but we want to
> write strings to the console. There's other functions that do
On Mon, Dec 23, 2019 at 01:34:55PM +, BoQsc via Digitalmars-d-learn wrote:
> I would love to see D language available out of box in major Linux
> distributions and use without much care of installation. Anyone have a
> though about it? Was there any serious efforts to bring D language to
>
On Sun, Dec 22, 2019 at 05:20:51PM +, BoQsc via Digitalmars-d-learn wrote:
> There are lots of editors/IDE's that support D language:
> https://wiki.dlang.org/Editors
>
> What kind of editor/IDE are you using and which one do you like the most?
Linux is my IDE. ;-) And I use vim for editing
On Sun, Dec 22, 2019 at 06:27:03PM +0100, Robert M. Münch via
Digitalmars-d-learn wrote:
> Want to add I'm talking about unicode strings.
>
> Wouldn't it make sense to handle everything as UTF-32 so that
> iteration is simple because code-point = code-unit?
>
> And later on, convert to UTF-16
On Wed, Dec 18, 2019 at 07:16:15PM +, berni44 via Digitalmars-d-learn wrote:
> On Wednesday, 18 December 2019 at 17:57:15 UTC, Steven Schveighoffer wrote:
[...]
> > Note, putting unittests inside templates duplicates the unit test
> > for every instantiation. Using an instantiation other than
On Mon, Dec 16, 2019 at 02:38:59PM +, Per Nordlöw via Digitalmars-d-learn
wrote:
> What is the fastest way to check whether a class reference is an instance of
> a
> bottom equal to any in a set of classes? My current try is something like
>
> class C {}
>
> class X : C {}
> class Y : C {}
On Wed, Dec 04, 2019 at 01:01:04AM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Tuesday, 3 December 2019 at 23:44:59 UTC, mipri wrote:
> > Option 4: typeof(return)
>
> typeof(return) is super cool for like option type things too!
typeof(return) is one of the lesser known cool things
On Tue, Dec 03, 2019 at 09:08:55PM +, Paul Backus via Digitalmars-d-learn
wrote:
> On Tuesday, 3 December 2019 at 17:45:27 UTC, H. S. Teoh wrote:
> > The thing is, `void` means "no return type" (or "no type" in some
> > contexts), i.e., void == TBottom in that case.
>
> This is incorrect.
On Tue, Dec 03, 2019 at 09:22:49AM +, Jan Hönig via Digitalmars-d-learn
wrote:
> Today i have stumbled on Hacker News into: https://0.30004.com/
>
> I am learning D, that's why i have to ask.
>
> Why does
>
> writefln("%.17f", .1+.2);
>
> not evaluate into:
On Tue, Dec 03, 2019 at 03:19:02AM -0700, Jonathan M Davis via
Digitalmars-d-learn wrote:
> On Tuesday, December 3, 2019 3:03:22 AM MST Basile B. via Digitalmars-d-
> learn wrote:
[...]
> > [...] maybe we should be able to name the type of null. I think this
> > relates to TBottom too a bit.
>
>
On Mon, Nov 25, 2019 at 08:39:08PM +, Fanda Vacek via Digitalmars-d-learn
wrote:
> On Monday, 25 November 2019 at 08:32:53 UTC, H. S. Teoh wrote:
> > On Mon, Nov 25, 2019 at 08:07:50AM +, Fanda Vacek via
> > Digitalmars-d-learn wrote: [...]
> > > But anyway, pointers are not allowed in
On Mon, Nov 25, 2019 at 08:07:50AM +, Fanda Vacek via Digitalmars-d-learn
wrote:
[...]
> But anyway, pointers are not allowed in @safe code, so this is not
> always solution.
[...]
This is incorrect. Pointers *are* allowed in @safe code. Pointer
*arithmetic* is not allowed.
--T
On Mon, Nov 04, 2019 at 07:51:26PM +, Tobias Pankrath via
Digitalmars-d-learn wrote:
> Why does the following not work? It works, if I move the 'prop' out of
> 'foo'.
UFCS is only supported for module-level functions, as far as I know.
> ---
> struct S {
> ubyte[12] bar;
> }
>
>
On Thu, Oct 31, 2019 at 09:52:08AM +0100, Robert M. Münch via
Digitalmars-d-learn wrote:
> On 2019-10-30 15:12:29 +, H. S. Teoh said:
[...]
> > Do you mean *simulated* 128-bit reals (e.g. with a pair of 64-bit
> > doubles), or do you mean actual IEEE 128-bit reals?
>
> Simulated, because HW
On Wed, Oct 30, 2019 at 09:03:49AM +0100, Robert M. Münch via
Digitalmars-d-learn wrote:
> On 2019-10-29 17:43:47 +, H. S. Teoh said:
>
> > On Tue, Oct 29, 2019 at 04:54:23PM +, ixid via Digitalmars-d-learn
> > wrote:
> > > On Tuesday, 29 October 2019 at 16:11:45 UTC, Daniel Kozak
On Tue, Oct 29, 2019 at 07:10:08PM +, Twilight via Digitalmars-d-learn
wrote:
> On Tuesday, 29 October 2019 at 16:11:45 UTC, Daniel Kozak wrote:
> > On Tue, Oct 29, 2019 at 5:09 PM Daniel Kozak wrote:
> > > If you use gdc or ldc you will get same results as c++, or you can
> > > use C log
On Tue, Oct 29, 2019 at 04:54:23PM +, ixid via Digitalmars-d-learn wrote:
> On Tuesday, 29 October 2019 at 16:11:45 UTC, Daniel Kozak wrote:
> > On Tue, Oct 29, 2019 at 5:09 PM Daniel Kozak wrote:
> > > If you use gdc or ldc you will get same results as c++, or you can
> > > use C log
On Thu, Oct 10, 2019 at 09:13:05PM +, Jon Degenhardt via
Digitalmars-d-learn wrote:
> On Thursday, 10 October 2019 at 17:12:25 UTC, dan wrote:
> > Thanks also berni44 for the information about the dig attribute, Jon
> > for the neat packaging into one line using the attribute on the
> > type.
On Thu, Oct 10, 2019 at 03:58:02PM +, jmh530 via Digitalmars-d-learn wrote:
> On Thursday, 10 October 2019 at 15:47:58 UTC, Just Dave wrote:
> > In C# you can do something like:
> >
> >
> > if (obj is Person)
> > {
> > var person = obj as Person;
> > // do stuff with
On Thu, Oct 10, 2019 at 09:59:49AM +0100, Russel Winder via Digitalmars-d-learn
wrote:
> On Wed, 2019-10-09 at 11:12 -0700, H. S. Teoh via Digitalmars-d-learn wrote:
> […]
> > Actually, std.functional is somewhat of a misnomer. It mostly deals
> > with higher-order function
On Wed, Oct 09, 2019 at 05:41:02PM +, Jonathan Gerlach via
Digitalmars-d-learn wrote:
> On Wednesday, 9 October 2019 at 14:26:53 UTC, NonNull wrote:
> > Hello,
> > I want to become fluent in the use of functional programming
> > techniques in D (as well as the use of ranges) using
On Tue, Oct 08, 2019 at 08:42:22PM +, mipri via Digitalmars-d-learn wrote:
> On Tuesday, 8 October 2019 at 10:48:45 UTC, Jonathan M Davis wrote:
> > The result of this is that code like
> >
> > stack.popBack();
> > stack ~= foo;
> > stack ~= bar;
> > stack.popBack();
> > stack ~= baz;
> >
>
On Fri, Oct 04, 2019 at 07:21:34PM +, Dennis via Digitalmars-d-learn wrote:
> On Friday, 4 October 2019 at 18:53:30 UTC, H. S. Teoh wrote:
> > Here's an actual working example that illustrates the pitfall of
> > this implicit conversion:
>
> Luckily it's caught by -dip1000
Nice!
T
--
"A
On Fri, Oct 04, 2019 at 07:08:04PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Friday, 4 October 2019 at 19:03:14 UTC, Dennis wrote:
> > You're right, I'm confused. I recall there was a situation where you
> > had to explicitly slice a static array, but I can't think of it now.
>
>
On Fri, Oct 04, 2019 at 11:43:34AM -0700, H. S. Teoh via Digitalmars-d-learn
wrote:
> On Fri, Oct 04, 2019 at 06:34:40PM +, Dennis via Digitalmars-d-learn
> wrote:
> > On Friday, 4 October 2019 at 18:30:17 UTC, IGotD- wrote:
> > > What if you pass a static array to a
On Fri, Oct 04, 2019 at 06:34:40PM +, Dennis via Digitalmars-d-learn wrote:
> On Friday, 4 October 2019 at 18:30:17 UTC, IGotD- wrote:
> > What if you pass a static array to a function that expects a dynamic
> > array. Will D automatically create a dynamic array from the static
> > array?
>
>
On Wed, Oct 02, 2019 at 05:37:57PM +, Brett via Digitalmars-d-learn wrote:
> struct X { int a; }
>
> X[1] x;
>
> x[0] = {3};
>
> or
>
> x[0] = {a:3};
>
> fails;
This works:
x[0] = X(123);
> Should the syntax not extend to the case of array assignment?
Arguably it should. But
On Fri, Sep 20, 2019 at 08:26:03PM +, Ron Tarrant via Digitalmars-d-learn
wrote:
> Hi guys,
>
> I've been banging my head on the screen with this one for the last
> week or so. For whatever reason, I'm having major problems
> understanding how to implement a doubly-linked list in D. I don't
On Fri, Sep 20, 2019 at 01:03:29PM +, Andrea Fontana via
Digitalmars-d-learn wrote:
> On Friday, 20 September 2019 at 11:21:22 UTC, Ali Çehreli wrote:
> > tl;dr Instead of returning an object that uses local state, return
> > an object that uses member variables.
>
> Really good to know
On Wed, Sep 18, 2019 at 12:37:28PM +, Simen Kjærås via Digitalmars-d-learn
wrote:
[...]
> template MergeOverloads(T...) {
> alias MergeOverloads = T[0];
> static if (T.length > 1) {
> alias MergeOverloads = MergeOverloads!(T[1..$]);
> }
> }
>
> I would however label that
On Wed, Sep 18, 2019 at 10:48:27AM -0400, Steven Schveighoffer via
Digitalmars-d-learn wrote:
> On 9/17/19 8:14 PM, Jonathan M Davis wrote:
[...]
> > I suspect that deprecation messages are being triggered simply by
> > code trying to use Nullable in template constraints rather than just
> > when
On Tue, Sep 17, 2019 at 08:55:27PM +, Johan Engelen via Digitalmars-d-learn
wrote:
[...]
> Wow. How come this is not caught by the CI testing?
[...]
Is the CI setup to detect deprecations and flag them as failures?
It's either that, or many cases are not tested because Phobos has a lot
of
On Fri, Sep 13, 2019 at 05:57:53AM +, Joel via Digitalmars-d-learn wrote:
[...]
> jex(2204,0x75356000) malloc: Incorrect checksum for freed object
> 0x7ffc9368cdf8: probably modified after being freed.
> Corrupt value: 0x7ffc9368000d
> jex(2204,0x75356000) malloc: *** set a breakpoint
On Wed, Sep 04, 2019 at 05:52:12AM +, Andre Pany via Digitalmars-d-learn
wrote:
> Hi,
>
> I try to get the executable path from a dub package using this command:
>
> dub describe dscanner --data=target-path,target-name --data-list | xargs
>
> But the output always contains a space between
On Fri, Aug 30, 2019 at 04:45:20PM +, berni via Digitalmars-d-learn wrote:
> On Friday, 30 August 2019 at 15:00:59 UTC, Paul Backus wrote:
> > Whether you actually get an error at runtime depends on the load
> > factor of the AA. If it drops below a certain threshold, the AA will
> > be
On Tue, Aug 27, 2019 at 04:01:03PM +, GreatSam4sure via Digitalmars-d-learn
wrote:
> On Tuesday, 27 August 2019 at 14:51:07 UTC, Ron Tarrant wrote:
> > On Sunday, 25 August 2019 at 21:30:10 UTC, GreatSam4sure wrote:
> > > If I want to be a pro programmer what language must I start with?
> >
On Sat, Aug 24, 2019 at 12:26:43AM +, Jonathan Levi via Digitalmars-d-learn
wrote:
> I am trying to find the D runtime/standard-library
> object(.o)/library(.a) files inorder to link them with some foreign
> code (Haskell as it happens).
>
> I am writing a program in Haskell but want to use
On Tue, Aug 20, 2019 at 11:48:04PM +, ads via Digitalmars-d-learn wrote:
[...]
> In the generated assembly, it looks like it is creating a lot of
> runtime instructions, contrary to my belief that templated codes are
> purely compile-time. I was expecting that the compiler would deduce
> the
On Tue, Aug 20, 2019 at 12:52:31PM +, BoQsc via Digitalmars-d-learn wrote:
[...]
> I found https://dlang.org/phobos/dmd_console.html and wanted to use
> it. But it seems I'm not being successful, and I do not understand
> why.
[...]
Because this is code inside the compiler, when you're
On Sat, Aug 17, 2019 at 09:42:00PM +, Giovanni Di Maria via
Digitalmars-d-learn wrote:
[...]
> I have also compiled with:
> dmd program.d -O -release -inline -boundscheck=off
>
> and the execution speed is very very fast.
[...]
If performance is important to you, I recommend checking out
On Wed, Aug 14, 2019 at 03:11:44PM +, berni via Digitalmars-d-learn wrote:
[...]
> but unfortunately this does not work:
>
> >ubyte[] convert_string_pair(string first, string second)
> >{
> >return 0x00 ~ first ~ 0x00 ~ second ~ 0x00;
> >}
>
> The reason is, that this
On Tue, Aug 13, 2019 at 08:42:37PM +, Max Haughton via Digitalmars-d-learn
wrote:
> On Tuesday, 13 August 2019 at 18:54:58 UTC, H. S. Teoh wrote:
[...]
> > These days, with CPU multi-level caches and memory access
> > predictors, in-place arrays are often the best option for
> > performance,
On Tue, Aug 13, 2019 at 11:28:35AM -0700, Ali Çehreli via Digitalmars-d-learn
wrote:
[...]
> Summary: Ditch the linked list and put the elements into an array. :)
[...]
+1. The linked list may have been faster 20 years ago, before the
advent of modern CPUs with caching hierarchies and memory
On Tue, Aug 13, 2019 at 12:12:28PM -0600, Jonathan M Davis via
Digitalmars-d-learn wrote:
> On Tuesday, August 13, 2019 11:33:10 AM MDT Mirjam Akkersdijk via
> Digitalmars-d-learn wrote:
[...]
> > Thank you, this is what I eventually chose to do. It's also fairly
> > fast, though doesn't the
On Wed, Jul 31, 2019 at 08:47:42PM +, Andrey Zherikov via
Digitalmars-d-learn wrote:
> On Wednesday, 31 July 2019 at 20:16:01 UTC, H. S. Teoh wrote:
> > On Wed, Jul 31, 2019 at 08:09:29PM +, Andrey Zherikov via
> > Digitalmars-d-learn wrote:
> > > I found a function that seems could be
On Wed, Jul 31, 2019 at 08:09:29PM +, Andrey Zherikov via
Digitalmars-d-learn wrote:
> I found a function that seems could be used for adding import paths:
> dmd.frontend.addImport
> (https://dlang.org/phobos/dmd_frontend.html#.addImport). But it's not clear
> how can I use it: dmd directory
On Wed, Jul 31, 2019 at 05:09:50PM +, BoQsc via Digitalmars-d-learn wrote:
[...]
> However as pointed out in the above post, I'm unable to use options in
> shebang since apache is throwing header error for unknown reasons.
[...]
Usually, that's a sign that somebody is writing to stdout/stderr
On Mon, Jul 29, 2019 at 05:32:58PM +, Matt via Digitalmars-d-learn wrote:
> I've noticed that for some ranges in Phobos empty is marked const
> (e.g. iota) but for other ranges (e.g. multiwayMerge) it is not
> const. Is there a reason why? Isn't empty guaranteed not to alter the
> data of the
On Wed, Jul 17, 2019 at 07:05:20PM +, Andre Pany via Digitalmars-d-learn
wrote:
> Hi,
>
> this scripts throws 2 times this error:
> __stdin.d(2): Error: found End of File when expecting } following compound
> statement
> __stdin.d(2): Error: found End of File when expecting } following
On Tue, Jun 25, 2019 at 12:08:07PM +, Den_d_y via Digitalmars-d-learn wrote:
> Hello! Here I am again, with my problem ... In my program, I cannot manage
> to convert from "double" to "int". Here is the code:
[...]
Did you try this?
import std.conv : to;
double d = ...;
On Fri, Jun 21, 2019 at 06:32:33PM +, Yatheendra via Digitalmars-d-learn
wrote:
[...]
>struct CostlyComputeResult {
> ... // data fields
> // constructor takes compute results, no postblit
>}
>
>struct Wrapper {
> const (CostlyComputeResult) *cachee = 0;
>
On Fri, Jun 21, 2019 at 06:07:59AM +, Yatheendra via Digitalmars-d-learn
wrote:
> Am I mistaken in saying that we are conflating:
>"anything that is logically const should be declared const"
No, not in D. D does not have logical const; it has "physical" const,
which is a strict subset
On Tue, Jun 18, 2019 at 09:22:28PM +, Aurélien Plazzotta via
Digitalmars-d-learn wrote:
> On Tuesday, 18 June 2019 at 09:17:09 UTC, Bart wrote:
>
> > Can someone help me understand this a little better and how I'd go
> > about using it in D? Specifically I'm looking at the pros and cons,
> >
On Mon, Jun 17, 2019 at 07:53:52PM +, Thomas via Digitalmars-d-learn wrote:
[...]
> int main()
> {
> foreach(i;0 .. 1)
> {
> int x;
> // do something with x
> }
> return 0;
> }
>
> Do I understand it right that the variable x will be created 1
> times
On Fri, Jun 14, 2019 at 06:07:11PM +, Q. Schroll via Digitalmars-d-learn
wrote:
> Basically the headline. I want to try to implement my DIP. I've
> already forked DMD from GitHub. Now, what would I have to do in order
> to get a D compiler with my changes?
[...]
This might help:
On Wed, Jun 12, 2019 at 07:46:12PM +, Mek101 via Digitalmars-d-learn wrote:
[...]
> > public size_t indexOf(alias pred = "a == b", Range)(Range array)
> > {
> > alias predicate = unaryFun!pred;
> > for(size_t i = 0; i < array.length; i++)
> > if(predicate(array[i]))
> >
On Wed, Jun 12, 2019 at 01:12:58PM +, Newbie2019 via Digitalmars-d-learn
wrote:
> https://run.dlang.io/is/s4cfiv
>
> onlineapp.d(23): Error: static variable A cannot be read at compile time
> onlineapp.d(23): Error: cannot implicitly convert expression 1 of type int
> to int*
>
> I see no
On Tue, Jun 11, 2019 at 02:46:03PM +, dangbinghoo via Digitalmars-d-learn
wrote:
> On Tuesday, 11 June 2019 at 12:40:39 UTC, Adam D. Ruppe wrote:
> > On Tuesday, 11 June 2019 at 08:59:01 UTC, dangbinghoo wrote:
> > > We need to make sure we use only @nogc API when writing code, not
> > > when
On Sun, Jun 02, 2019 at 02:32:16PM +, Paul Backus via Digitalmars-d-learn
wrote:
[...]
> If std.v2 ever materializes, we'll have an opportunity to fix
> papercuts like this. Until then, my preferred workaround is to use a
> renaming import:
>
> import std.traits: hasNontrivialCopy =
On Thu, May 23, 2019 at 06:20:23PM +, kdevel via Digitalmars-d-learn wrote:
> On Thursday, 23 May 2019 at 09:44:15 UTC, Cym13 wrote:
[...]
> > To go fast, read/write bigger chunks.
>
> Or use rawWrite instead of write (reduces the runtime to about 1.6 s).
> When using write time is IMHO spent
On Wed, May 22, 2019 at 10:33:52PM +, Alex via Digitalmars-d-learn wrote:
> In gtkD one can use a lambda directly:
>
> X.addOnButtonPress((GdkEventButton* e, Widget w) ...
>
> but if I try move the lambda in to a variable so I can use it with
> multiple handlers, I get an error:
>
>
On Mon, May 20, 2019 at 11:10:32AM +, Boqsc via Digitalmars-d-learn wrote:
> https://dlang.org/spec/float.html
>
> I'm frozen in learning basics of D lang since I want to create a
> simple game and I really would like a clean and simple code, however
> to me floating points are magic.
Read
On Fri, May 10, 2019 at 05:32:25PM +, faissaloo via Digitalmars-d-learn
wrote:
> On Friday, 10 May 2019 at 12:19:29 UTC, Cym13 wrote:
> > On Friday, 10 May 2019 at 10:11:51 UTC, faissaloo wrote:
> > > My program contains the following statement:
> > > auto newChildNode = new Node();
> > >
On Tue, May 07, 2019 at 07:21:52PM +0200, Robert M. Münch via
Digitalmars-d-learn wrote:
[...]
> > interface myFrameworkApp {
> > void init();
> > }
[...]
Note: it's a very bad idea to call a member function 'init'. It
conflicts with the built-in .init property of all types, and can lead to
On Tue, May 07, 2019 at 08:26:16AM +, alex1974 via Digitalmars-d-learn
wrote:
> I want to read a binary file and validate that it contains the
> sequence [73,68,51] (ID3). And than start to read from this position
> onward.
>
> I could read in the whole file as an ubyte array but I would
On Mon, May 06, 2019 at 02:41:31PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Monday, 6 May 2019 at 02:02:52 UTC, Devin wrote:
> > But to my astonishment, the broken code compiled without any
> > warnings or notifications.
>
> Yeah, I kinda wish bool (and char too, while we're at
On Fri, May 03, 2019 at 09:56:56PM +0100, Russel Winder via Digitalmars-d-learn
wrote:
> On Thu, 2019-05-02 at 09:28 -0700, H. S. Teoh via Digitalmars-d-learn
> wrote:
> > On Thu, May 02, 2019 at 05:23:29PM +0100, Russel Winder via
> > Digital
On Thu, May 02, 2019 at 11:24:12PM +, Fred via Digitalmars-d-learn wrote:
> Hey Guys,
>
> Complete Dlang n00b here and I'm having awful problems linking to
> opencv using my projects dub.json.
>
> I've been getting some help on Github
> (https://github.com/aferust/opencvd/issues/1) but had
On Thu, May 02, 2019 at 05:23:29PM +0100, Russel Winder via Digitalmars-d-learn
wrote:
[...]
> There are situations where you create a binding in preference to
> writing something from scratch. cf. gtk, gstreamer, etc. so why not
> libxml2?
[...]
No particular reason, except nobody has taken up
On Fri, Apr 26, 2019 at 02:33:16PM +, Taylor Hillegeist via
Digitalmars-d-learn wrote:
> On Friday, 26 April 2019 at 10:22:49 UTC, Bastiaan Veelo wrote:
[...]
> > Proofing the concept:
> > ---
> > mixin(snoop(q{
> > int fun(int a, int b)
> > {
> > int c = 3;
> >
On Wed, Apr 24, 2019 at 09:12:10PM +, JN via Digitalmars-d-learn wrote:
> I noticed a construct I haven't seen before in D when reading the
> description for automem - https://github.com/atilaneves/automem
>
> static struct Point {
> int x;
> int y;
> }
>
>
> What does
On Fri, Apr 19, 2019 at 08:15:22PM +, Arredondo via Digitalmars-d-learn
wrote:
> On Friday, 19 April 2019 at 12:48:32 UTC, Adam D. Ruppe wrote:
> > It might just be that toHash is secretly dependent on various
> > attributes in the signature.
> >
>
> You nailed it. This was it. It was not
On Wed, Apr 10, 2019 at 11:05:27PM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Wednesday, 10 April 2019 at 19:29:13 UTC, Alex wrote:
> > I wonder if there are some interesting patterns of nesting is's?
> >
> > is(...is(...is(...)...)...)
>
> No, at least not like that. You'd get
On Wed, Apr 10, 2019 at 02:22:35AM +, Adam D. Ruppe via Digitalmars-d-learn
wrote:
> On Tuesday, 9 April 2019 at 21:00:55 UTC, H. S. Teoh wrote:
> > (And on a side note: don't even get me started on is(...)
> > expressions.)
>
> is expressions rock. And I betcha if we did do libraries for
On Tue, Apr 09, 2019 at 04:48:45PM -0400, Steven Schveighoffer via
Digitalmars-d-learn wrote:
> On 4/9/19 4:31 PM, Ron Tarrant wrote:
>
> > I'm still struggling to understand templates, but I'll keep at it.
[...]
> The thing that made it click for me is that a template is very akin to
> a macro
On Tue, Apr 09, 2019 at 08:49:17PM +, Alex via Digitalmars-d-learn wrote:
> On Tuesday, 9 April 2019 at 18:56:58 UTC, H. S. Teoh wrote:
[...]
> My point has been and is that there is a better way that is more
> natural. I make no claims about anything else. It may be a cop out to
> say
On Tue, Apr 09, 2019 at 06:33:21PM +, Seb via Digitalmars-d-learn wrote:
> On Tuesday, 9 April 2019 at 16:30:53 UTC, Alex wrote:
> > On Tuesday, 9 April 2019 at 14:59:03 UTC, Adam D. Ruppe wrote:
> > > [...]
> > I didn't say the language. The point with the language is that it
> > could have
On Thu, Apr 04, 2019 at 09:53:06AM +, Julian via Digitalmars-d-learn wrote:
[...]
> auto re = ctRegex!(r"(?:\S+ ){3,4}<= ([^@]+@(\S+))");
[...]
ctRegex is a crock; use regex() instead and it might actually work
better.
T
--
Stop staring at me like that! It's offens... no, you'll
On Fri, Mar 29, 2019 at 11:44:35PM +, Alex via Digitalmars-d-learn wrote:
> interface iBase
> {
> iBase fooBase(iBase);
> }
>
>
> class cBase : iBase
> {
> cBase fooBase(cBase c) { return c; }
>
> }
>
> cBase.fooBase should be a valid override of iBase.fooBase because they
On Fri, Mar 29, 2019 at 10:48:47PM +, Chris Katko via Digitalmars-d-learn
wrote:
> What's the easiest way to use POSIX and Linux-specific C include
> files?
That depends on what you're expecting and what you're willing to do
yourself.
If you want a nicely-packaged, black-box way of using C
On Mon, Mar 18, 2019 at 10:38:17PM +, Michelle Long via Digitalmars-d-learn
wrote:
> On Monday, 18 March 2019 at 21:14:05 UTC, Vladimir Panteleev wrote:
> > On Monday, 18 March 2019 at 21:09:55 UTC, Michelle Long wrote:
> > > Trying to speed up extracting some files that I first have to
> > >
On Mon, Mar 18, 2019 at 10:20:35PM +, DFTW via Digitalmars-d-learn wrote:
> I'm writing a shared library in C to be used from a C program, so I
> went to my small tests. That one failed give a SEGFAULT on the
> std.conv.to call.
>
> This is the pice of D code/the library:
>
> extern(C) int
On Sat, Mar 16, 2019 at 01:21:02PM +0100, spir via Digitalmars-d-learn wrote:
> On 16/03/2019 11:19, Dennis via Digitalmars-d-learn wrote:
[...]
> > In any case, for better memory efficiency I'd consider looking at
> > reducing dynamic allocations such as new or malloc. Memory on the
> > stack is
On Fri, Mar 15, 2019 at 04:29:22PM -0700, Ali Çehreli via Digitalmars-d-learn
wrote:
> On 03/15/2019 03:48 PM, H. S. Teoh wrote:
[...]
> > Ali's example was unfortunately deceptively formatted.
>
> My editor did that. :)
This is why I don't trust auto-formatters. ;-)
> On my work computer,
On Fri, Mar 15, 2019 at 10:30:41PM +, eXodiquas via Digitalmars-d-learn
wrote:
> On Friday, 15 March 2019 at 21:46:50 UTC, Ali Çehreli wrote:
[...]
> > Or use template constraints:
> >
> > struct Vector {
> > Vector opBinary(string op)(Vector rhs)
> > if (op == "+") {
> > return
On Fri, Mar 15, 2019 at 09:35:12PM +, eXodiquas via Digitalmars-d-learn
wrote:
[...]
> Vector opBinary(string op)(Vector rhs)
> {
> static if (op == "+") return Vector(this.x + rhs.x, this.y + rhs.y);
> else static if (op == "-") return Vector(this.x - rhs.x, this.y -
> rhs.y);
> }
>
On Fri, Mar 15, 2019 at 06:46:25PM +, bauss via Digitalmars-d-learn wrote:
> On Friday, 15 March 2019 at 18:04:05 UTC, Bastiaan Veelo wrote:
> > In the code below (https://run.dlang.io/is/d0oTNi), ifThrown is
> > inferred as un@safe. If instead I write the implementation of
> > ifThrown out
On Thu, Mar 14, 2019 at 06:07:46PM +, Alec Stewart via Digitalmars-d-learn
wrote:
[...]
> bool opEquals(ref const Interval i) const {
> // probably would be a bit more than just this, but for this issue
> // let's just stick with this.
> return
On Thu, Mar 14, 2019 at 03:22:52PM +0100, spir via Digitalmars-d-learn wrote:
> https://dlang.org/spec/hash-map.html#static_initialization:
>
> immutable long[string] aa = [
> "foo": 5,
> "bar": 10,
> "baz": 2000
> ];
>
> ==> Error: non-constant expression `["foo":5L, "bar":10L,
On Thu, Mar 14, 2019 at 12:05:22PM +0100, spir via Digitalmars-d-learn wrote:
> I desperately try to declare/define/initialise a simple class instance
> at module-level. This is a special (conceptually static and immutable)
> instance used as a "marker", that just should exist and be accessible
>
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