On Monday, 18 May 2015 at 21:35:44 UTC, Per Nordlöw wrote:
void yield(T)(ref T value)
{
mixin(alias caller = ~ caller ~ ;);
}
doesn't work across module boundaries not even for
`__PRETTY_FUNCTION__`.
Do we need need to fix the compiler, Walter?! ;)
You have to import
On Sunday, 17 May 2015 at 09:20:17 UTC, Dennis Ritchie wrote:
On Sunday, 17 May 2015 at 09:18:15 UTC, Daniel Kozak wrote:
auto s = cast(char[][])[foo, bar];
Thanks. This version I was completely satisfied.
Remember that Daniel Kozak wrote if you are sure thats what you
really need. I'm
On Sunday, 17 May 2015 at 09:26:15 UTC, Dennis Ritchie wrote:
And no crashes on Windows :)
Yeah, on windows it's even worse.
void main()
{
auto s = cast(char[][])[foo, bar];
s[1][1] = 't';
import std.stdio;
writeln(bar);
}
On Sunday, 17 May 2015 at 10:09:11 UTC, Daniel Kozak wrote:
On Sunday, 17 May 2015 at 09:25:33 UTC, Namespace wrote:
[...]
Error: e2ir: cannot cast malloc(length * 8u) of type void* to
type char[]
I would say this is not an ICE just normal error message.
e2ir: shouldn't be there, though.
On Saturday, 2 May 2015 at 02:51:52 UTC, Fyodor Ustinov wrote:
Simple code:
http://pastebin.com/raw.php?i=7jVeMFXQ
This code works compiled by DMD v2.066.1 and LDC2 (0.15.1)
based on DMD v2.066.1 and LLVM 3.5.0.
$ ./z
TUQLUE
42
11
Compiled by DMD v2.067.1 the program crashes:
$ ./aa
TUQLUE
On Thursday, 14 May 2015 at 20:50:05 UTC, ivoras wrote:
I'm experimenting to get a feel for the language. Do you have a
suggestion about this example code: https://goo.gl/F7LCAg to
make it more D-like, idiomatic?
Quoting from the code:
for (int i = 0; i count; i++) {
foreach(i; 0 ..
On Thursday, 14 May 2015 at 12:42:01 UTC, ivoras wrote:
https://gist.github.com/ivoras/2d7737c214c3dc937c28
The crash is at line 20:
core.exception.AssertError@/usr/include/dmd/phobos/std/container/array.d(334):
[...]
This is on DMD32 D Compiler v2.067.1
Seems to be fixed in git head.
On Thursday, 14 May 2015 at 09:53:20 UTC, Per Nordlöw wrote:
I'm almost satisified with it except that the lazy evaluation at
https://github.com/nordlow/justd/blob/master/algorithm_ex.d#L45
cannot be made nothrow.
If I qualify the function as nothrow DMD complains as
algorithm_ex.d(45,16):
On Saturday, 9 May 2015 at 18:41:59 UTC, bitwise wrote:
What does 'shared' do to member variables?
Makes them `shared`. :P
It makes sense to me to put it on a global variable, but what
sense does it make putting it on a member of a class?
Globals are not the only way to pass data to other
On Saturday, 9 May 2015 at 19:59:58 UTC, tcak wrote:
Stupidly, shared variables' value cannot be increased/decreased
directly. Compiler says it is deprecated, and tells me to use
core.atomic.atomicop. You will see this as well.
How's that stupid? Sounds like the compiler is doing its job
On Friday, 8 May 2015 at 22:29:28 UTC, Biotronic wrote:
Sadly, the ... syntax precludes the use of __LINE__ and
__FILE__. :(
You can put them in the runtime parameters:
void traceVars(alias T, U...)(size_t line = __LINE__, string file
= __FILE__) {
import std.stdio : writeln;
On Thursday, 7 May 2015 at 20:55:42 UTC, Nick Sabalausky wrote:
// There's gotta be a better way to convert EnumMembers!T
// to a range, right? But std.range.only() didn't work,
// due to a template instantiation error.
T[] members;
foreach(m; EnumMembers!(T))
members
On Wednesday, 6 May 2015 at 19:52:44 UTC, Paul wrote:
On Wednesday, 6 May 2015 at 19:30:33 UTC, anonymous wrote:
On Wednesday, 6 May 2015 at 19:26:40 UTC, Paul wrote:
but I don't understand the syntax. dmd --help mentions
-Llinkerflag but what is '-L-L.' doing??
Passes '-L.' to the linker.
On Wednesday, 6 May 2015 at 19:26:40 UTC, Paul wrote:
but I don't understand the syntax. dmd --help mentions
-Llinkerflag but what is '-L-L.' doing??
Passes '-L.' to the linker.
On Monday, 4 May 2015 at 11:22:16 UTC, Robert M. Münch wrote:
Hi, ok, just to better understand this (I have a C++ background
(even quite old)): When I want to use some functions I need to
specify the type? It's not possible to use T.length() which
would compile if T is a string? I thought
On Monday, 4 May 2015 at 11:41:23 UTC, Robert M. Münch wrote:
Hi, I have one more questions: Is it possible to write
something like this?
alias rules = StaticFilter!(startsNotWith(?, 'p'), org_rules);
The ? should be used for every memember of org_rules.
No, we don't have template literals.
On Tuesday, 5 May 2015 at 04:09:03 UTC, Manfred Nowak wrote:
class C{
override bool opEquals( Object o){
return true;
}
}
unittest{
auto c= new C;
assert( c == c);
}
`rdmd --main -unittest -cov' shows, that opEquals is not
executed. Why?
-manfred
because `c is c`
On Sunday, 3 May 2015 at 21:46:11 UTC, Robert M. Münch wrote:
Hi, I have now played a around couple of hours (reading
everything I could find) to get something to work, but I think
I'm missing some basic concepts/understanding. Maybe someone
can enlighten me how these things work. I thought
On Sunday, 3 May 2015 at 02:31:51 UTC, WhatMeWorry wrote:
On Saturday, 2 May 2015 at 22:36:29 UTC, anonymous wrote:
[...]
[1] `Vertex triangle[6]` works, but please don't do that.
Thanks. I assume you would prefer I use triangle[] but with
OpenGL calls the dynamic arrays don't work. But
On Saturday, 2 May 2015 at 22:01:10 UTC, WhatMeWorry wrote:
struct Vertex
{
vec3 position;
vec3 color;
}
Vertex triangle[6] =
[
vec3(0.0, 1.0, 0.0),
vec3(1.0, 0.0, 0.0), // red
// code removed for brevity.
];
I keep getting
On Friday, 1 May 2015 at 21:04:10 UTC, Dennis Ritchie wrote:
hi,
Is it possible to call functions using mixins in this way?
-
import std.stdio;
int fooTestMixin() {
return 5;
}
void main() {
enum t { fooTestMixin };
immutable string[] strArr = [ fooTestMixin ];
On Friday, 1 May 2015 at 21:41:10 UTC, Dennis Ritchie wrote:
My final goal is to do something like this:
-
import std.stdio, std.string;
int foo() {
return 5;
}
int bar() {
return 10;
}
void main()
{
immutable string[] s = [ foo, bar ];
On Friday, 1 May 2015 at 03:34:53 UTC, Luigi wrote:
Hi everybody.
I am tring to use a function where its parameter is another
function, and at the same time are both already made - they
cannot be modified - and the second one has to be conditioned
before to be passed as argument.
Let's say
On Friday, 1 May 2015 at 11:01:29 UTC, Chris wrote:
This aside, how would I get something to load dynamically? It's
either mismatched function return type or (with type check)
variable X cannot be read at compile time:
void main(string[] args) {
auto type = args[1];
auto myType =
On Saturday, 25 April 2015 at 10:23:25 UTC, ref2401 wrote:
struct MyStruct {}
void main(string[] args) {
string str = blah-blah;
auto d1 = (MyStruct) { writeln(delegate-str: , str); };
writeln(typeid(typeof(d1)));
}
dmd: 2067
os: Win8.1
build script: dmd main.d
On Saturday, 25 April 2015 at 14:52:45 UTC, sclytrack wrote:
I want a function with parameter o!(const(Form)) to accept both
o!(Form) and o!(immutable(Form))
Is there a way to do it?
import std.stdio;
import std.traits;
class Form
{
int number = 10;
}
struct o(T)
{
T
On Tuesday, 21 April 2015 at 19:17:56 UTC, kevin wrote:
On Tuesday, 21 April 2015 at 19:13:34 UTC, Meta wrote:
On Tuesday, 21 April 2015 at 19:11:43 UTC, John Colvin wrote:
On Tuesday, 21 April 2015 at 19:06:39 UTC, kevin wrote:
enum bool isInputRange = is(typeof(
(inout int = 0)
{
R r
On Monday, 20 April 2015 at 10:14:27 UTC, Chris wrote:
string a = bla;
string b = blub;
auto res = doSomething(a, b);
If I didn't use auto ref or ref, string would get copied,
wouldn't it?
auto ref doSomething(R needle, R haystack);
To avoid this, I would have to write a[0..$], b[0..$],
On Monday, 20 April 2015 at 17:02:18 UTC, CodeSun wrote:
I have test a snippet of code, and I encountered with a weird
link error.
The following is the demo:
import std.stdio;
interface Ti {
T get(T)(int num);
T get(T)(string str);
}
class Test : Ti {
T get(T)(int num)
On Saturday, 18 April 2015 at 22:01:56 UTC, Ulrich Küttler wrote:
Input ranges from std.stdio are used for reading files. So
assuming we create a file
auto f = File(test.txt, w);
f.writeln(iota(5).map!(a = repeat(to!string(a),
4)).joiner.joiner(\n));
f.close();
We should be able
On Sunday, 19 April 2015 at 21:42:23 UTC, Ulrich Küttler wrote:
groupBy is a nice example as it laboriously adds reference
semantics to forward ranges but assumes input ranges to posses
reference semantics by themselves.
All ranges are input ranges, though. Input ranges are the least
On Tuesday, 14 April 2015 at 09:24:04 UTC, Filippo Fantini wrote:
Hello everyone!
I'm new to D.
While playing with around with traits,
I ended up writing this short example:
module test;
class Foo
{
private int _value = 21;
void foo()
{
import std.traits;
alias
On Tuesday, 14 April 2015 at 15:20:37 UTC, bitwise wrote:
When I uncomment the nicer syntax, I get the errors below:
[1] Error: variable refl cannot be read at compile time
[2] Error: CTFE failed because of previous errors in base
class Base {
double d = 0.4;
}
class Test : Base {
On Saturday, 11 April 2015 at 20:10:49 UTC, Dennis Ritchie wrote:
writefln(%(;; %(%s, %),\n%)., [
a[0 .. 15],
a[15 .. 30],
a[30 .. 45],
a[45 .. 60],
a[60 .. 75],
a[75 .. 90],
On Wednesday, 8 April 2015 at 12:05:00 UTC, ddos wrote:
vg.d:
module vg;
extern (C) void vgSetParameterfv(VGHandle object, VGint
paramType, VGint count, VGfloat *values);
openvg.d
module openvg;
public import vg;
void vgSetParameterfv(VGHandle object, VGint paramType,
const(VGfloat[])
On Wednesday, 8 April 2015 at 22:53:39 UTC, ddos wrote:
why not just make it callable without the alias?
It's to prevent hijacking: http://dlang.org/hijack.html
On Wednesday, 1 April 2015 at 18:26:49 UTC, Charles Hixson wrote:
Perhaps BTree needs to be a class?
yes
On Tuesday, 31 March 2015 at 11:51:26 UTC, drug wrote:
import std.datetime;
import std.stdio;
void main()
{
long.max.SysTime.toISOExtString.writeln;
}
dmd 2.065 (dpaste.dzfl.pl):
+29228-09-14T02:48:05.4775807
dmd v2.067-devel-c6b489b (using Digger):
-29227-04-20T00:11:54.5224191
On Monday, 30 March 2015 at 17:18:01 UTC, Suliman wrote:
same problem. I am preparing string to next SQL request:
string sss = format(SELECT * FROM test.imgs WHERE src LIKE
CONCAT('%', REPLACE(CAST(CURDATE()as char), -, ), '%') OR
CONCAT('%', CAST(CURDATE()as char), '%'));
Here's your code
On Monday, 30 March 2015 at 17:21:53 UTC, Steven Schveighoffer
wrote:
One solution is to overload
void opAssign(ref const S s) {...}
void opAssign(const S s) {...}
lvalues will go into the ref version, rvalues into the non-ref.
There won't be any copying of data, so you still save a
postblit
On Monday, 30 March 2015 at 17:34:20 UTC, Suliman wrote:
string sss = format(foo-, bar);
It should be obvious now that you forgot to escape those
double quotes.
Thanks! Is there any way to stay string as is. without need of
it's escaping and so on?
It's seems I have seen something like it
On Monday, 30 March 2015 at 19:11:10 UTC, matovitch wrote:
That settle the point for array as for [] ?
I though that was clear. [] doesn't copy.
I guess the documentation should have something to say about it
too. ;)
hopefully
On Monday, 30 March 2015 at 19:15:25 UTC, matovitch wrote:
Language ref - Array - Slice
An array slice does not copy the data, it is only another
reference to it.
So the total slice of a static array is a range using the
underlying memory of the static array isnt it ?
yes
On Monday, 30 March 2015 at 19:03:05 UTC, matovitch wrote:
Well I have a bit of a similar problem with foreach.
If I use classic T[] range, I can do :
foreach(int i, auto t, myRange)...
But if I use an Array!T (from std.container) I get :
cannot infer argument types, expected 1 argument, not
On Monday, 30 March 2015 at 18:37:53 UTC, matovitch wrote:
On Monday, 30 March 2015 at 18:34:19 UTC, Adam D. Ruppe wrote:
[...]
Aye, that would work too, but the slice I think is more
efficient as I'm pretty sure... not completely sure, but I
think .array makes a copy of static arrays,
On Sunday, 29 March 2015 at 19:13:32 UTC, bitwise wrote:
Interesting, but I still don't understand why D doesn't have
something like this:
const Test test;// or const(Test) test;
test = new Test() // fine, underlaying data is const, the
reference is not
Test const test = new Test();
On Sunday, 29 March 2015 at 18:43:32 UTC, bitwise wrote:
I'm a little confused at this point why this doesn't work
either:
const(Test) test = new Test(); // fine
test = new Test(); // error
In C++, There is a clear distinction:
const Test *test1 = nullptr; // const
On Sunday, 29 March 2015 at 20:29:50 UTC, bitwise wrote:
3) It's not how C++ rolls.
`const Test test;` and `Test const test;` are equivalent in
C++. You need that '*' in C++, too, to make a distinction
between reference and data.
I'm a little confused. I was comparing a C++ pointer-to-class
On Thursday, 26 March 2015 at 16:19:17 UTC, Dmitri Makarov wrote:
When I compile version DOES_NOT_WORK, I get the following error:
c/tool.d(13): Error: variable name cannot be read at compile
time
c/tool.d(13):while looking for match for
hasMember!(Tool, name)
However, the other
On Tuesday, 24 March 2015 at 16:56:13 UTC, matovitch wrote:
Thanks, just to be clear :
void Bar(T : Foo)(T t){
}
is the same as
void Bar(T)(T t) if (is(T == Foo)){
}
and it is checked only at compile time ? (for the runtime I
know that what interface were meant for ;)).
Ali already
On Saturday, 21 March 2015 at 08:37:59 UTC, Dennis Ritchie wrote:
Tell me, please, why this code works correctly always:
[...]
And this code works correctly is not always:
import std.stdio;
readf(%s\n, n);
char[200010] s, t;
scanf(%s%s, s.ptr, t.ptr);
Please go into more detail about how
On Saturday, 21 March 2015 at 15:05:56 UTC, Ivan Kazmenko wrote:
Generate a 10-character string:
-
import std.range, std.stdio;
void main () {'a'.repeat (10).writeln;}
-
Try to copy it with D scanf and printf:
-
import std.stdio;
void main () {
char [10] a;
On Saturday, 21 March 2015 at 23:00:46 UTC, Ivan Kazmenko wrote:
To me, it looks like a bug somewhere, though I don't get where
exactly. Is it in bits of DigitalMars C/C++ compiler code
glued into druntime?
As far as I understand, the bug is in snn.lib's scanf.
snn.lib is Digital Mars's
On Tuesday, 17 March 2015 at 07:56:19 UTC, Ali Çehreli wrote:
Why can't you do this instead?
t opCast(t)()
if (is(typeof(cast(T)this)))
{
return cast(T)this;
}
That has the same problem: 'cast(T)this' happens to be an
explicit cast, which is disabled by the opCast overload for int.
On Tuesday, 17 March 2015 at 14:06:19 UTC, Charles Hixson wrote:
I thought that in:
T* user(T)()
{static assert (T.sizeof bfHdr.user_.length);
static assert (__traits(isPOD, T) );
returncast(T*) bfHdr.user_.ptr;
}
the line:
static assert (__traits(isPOD,
On Monday, 16 March 2015 at 18:47:00 UTC, Namespace wrote:
const(Matrix)* m = t.getCurrentModelViewMatrix(); //
currently
}
But IMO it would be a lot nicer if I could store the reference
like this:
ref const(Matrix) m = t.getCurrentModelViewMatrix(); // nicer
[Of course
On Sunday, 15 March 2015 at 18:03:55 UTC, Robert M. Münch wrote:
On 2015-03-15 17:36:24 +, Robert M. Münch said:
Is there a way to use version(...) to have code sections
depending on compiler version? Something like:
version(dmd = 2.067) or version(dmd 2.067)?
Answerting myself:
On Sunday, 15 March 2015 at 18:46:52 UTC, Charles Hixson wrote:
What is: Orphan format arguments: args[0..1]
It appears to come from within unittest at the line:
strings={0}.format(cast(int)d2[i]);
It means you gave `format` more arguments than placeholders.
`format` uses C style
On Sunday, 15 March 2015 at 23:13:58 UTC, Charles Cooper wrote:
And yes, I could use names. But then you are subject to name
clashes and using strings instead of types as member
identifiers is more prone to error anyways. Ever gotten this
wrong before --
void CRITICAL_TO_GET_THIS_RIGHT(uint
On Sunday, 15 March 2015 at 21:59:18 UTC, Charles Cooper wrote:
C++14 has:
templateclass T, class... Types constexpr T
get(tupleTypes... t);
Which allows you to get a member of the tuple struct by type.
Is there an idiomatic / library way to do this in D? Preferably
by indexing.
I don't
On Saturday, 14 March 2015 at 18:26:34 UTC, Robert M. Münch wrote:
Hi, I have a question about how the GC handles this case:
export extern(C) char* foo(){
char[] x = This is a dynamic D string..dup;
return(cast(char*)x);
}
Returning `x.ptr` would look a little nicer.
Since x is pointer
On Tuesday, 10 March 2015 at 20:41:14 UTC, Dennis Ritchie wrote:
Hi.
How to parallelize a large array to check for the presence of
an element matching the value with the data?
std.stdio;
std.algorithm;
std.parallelism;
You forgot a couple imports here.
void main() {
int[] a =
On Thursday, 5 March 2015 at 20:03:09 UTC, Benjamin Thaut wrote:
int someValue = 5;
float sameBinary = *(cast(float*)cast(void*)someValue);
The cast(void*) isn't necessary.
On Thursday, 5 March 2015 at 19:51:09 UTC, Max Klyga wrote:
If you really need the actual pointer to object data you can
use `*cast(void**)myObject`. Compiler cannot cast object
reference to `void*` but we can trick it ;)
It can, actually. A class can define its own cast(void*) though,
so
On Thursday, 5 March 2015 at 20:21:18 UTC, badlink wrote:
On Thursday, 5 March 2015 at 20:16:55 UTC, anonymous wrote:
On Thursday, 5 March 2015 at 20:03:09 UTC, Benjamin Thaut
wrote:
int someValue = 5;
float sameBinary = *(cast(float*)cast(void*)someValue);
The cast(void*) isn't necessary.
On Tuesday, 3 March 2015 at 07:26:13 UTC, ketmar wrote:
hi.
the following (manually dustmited ;-)) code gives the error
from subj
on git HEAD:
=== ztest.d ===
module ztest;
auto streamAsRange(STP) (STP st) {
static struct StreamRange(ST) {
private:
ST strm;
public:
On Tuesday, 3 March 2015 at 13:42:09 UTC, Stefan Frijters wrote:
So this is a strange thing I ran into while trying to
streamline some templates in my code, where fixed-length arrays
are passed as runtime arguments. I started out by trying
variant fun2(), which disappointingly didn't work.
On Friday, 27 February 2015 at 11:04:51 UTC, Nordlöw wrote:
Is there a more compact way to describe the opCmp function in
the following struct
struct Hit
{
size_t count; // number of walkers that found this node
NWeight rank; // rank (either minimum distance or maximum
strength)
On Thursday, 26 February 2015 at 10:15:07 UTC, Ola Fosheim
Grøstad wrote:
On Wednesday, 25 February 2015 at 22:59:01 UTC, anonymous wrote:
rule-breaking that's going on there. A public trusted_malloc
would invite the un-initiated to shoot their feet.
That's entirely social...
Sure.
A
On Thursday, 26 February 2015 at 10:55:40 UTC, Jonathan M Davis
wrote:
I think that it was the same page, though I could be
remembering wrong.
Several articles are missing as well (e.g. the one on
std.datetime and the
one on arrays), so I don't know how careful they really were in
updating the
On Thursday, 26 February 2015 at 20:56:52 UTC, Ola Fosheim
Grøstad wrote:
But it should matter, because when you mark a unit @trusted you
basically are signing off a certificate that says it acts
like @safe in @safe code. How can you verify anything if you
allow injections?
If you allow
On Wednesday, 25 February 2015 at 07:07:00 UTC, Ola Fosheim
Grøstad wrote:
On Wednesday, 25 February 2015 at 00:12:41 UTC, anonymous wrote:
[...]
That sounds more attractive than the provided example, but the
right thing to do is to establish proper encapsulation. That
means you need a
On Wednesday, 25 February 2015 at 19:32:50 UTC, Namespace wrote:
void glCheck(lazy void func, string file = __FILE__, uint line
= __LINE__) {
func();
glCheckError(file, line);
}
How can I specify that 'func' is @nogc? Or can define the
function otherwise?
First of
On Wednesday, 25 February 2015 at 20:36:33 UTC, Namespace wrote:
On Wednesday, 25 February 2015 at 20:15:10 UTC, anonymous wrote:
[...]
It may be possible to hack through this limitation - NOT
THOUGHT-OUT, NOT TESTED, NOT RECOMMENDED:
---
void glCheck(scope lazy int thing) @nogc;
On Wednesday, 25 February 2015 at 22:16:14 UTC, Ola Fosheim
Grøstad wrote:
My point was that there is no conceptual difference between
having a named function trusted_malloc!int() and trusted_free()
and wrapping them up individually unnamed.
An ad-hoc declared @trusted malloc is just as
On Tuesday, 24 February 2015 at 22:37:58 UTC, Ola Fosheim Grøstad
wrote:
1. My understanding is that @trusted is supposed to give memory
safety escapes by providing a context which reestablish a
memory safety context on return.
Yep, that's how I got it, too. A @trusted function is supposed to
On Sunday, 22 February 2015 at 17:09:27 UTC, Foo wrote:
Is this possible?
Example:
void foo(Args...)(auto ref Args args) {
sprintf(str.ptr, fmt.ptr, args);
}
yes
On Saturday, 21 February 2015 at 13:41:41 UTC, Foo wrote:
Finally, I tried to take your criticism objectively and, as far
as I can tell, I resolved the issues. Is there still any
objections or misconduct?
Nice. I think you fixed everything I had pointed out.
On Saturday, 21 February 2015 at 20:46:09 UTC, Kenny wrote:
b) Write DDocs and read documentation. The problem here is that
I'm going to use D only for my own projects and in the last time
I tend to write less documentation, for example I do not write
it
for the most methods of Vector3D.
If
On Tuesday, 17 February 2015 at 19:46:09 UTC, Nordlöw wrote:
Superb! I'd like to see this getting into std.typecons.
Having this in the language will attract (more) Ada programmers
to D.
Should I do PR for std.typecons.[iI]ndexedBy?
I'm not familiar with Ada, and I don't immediately see
On Tuesday, 17 February 2015 at 13:38:41 UTC, Per Nordlöw wrote:
This looses most of the meaning of my idea. I still want my
range to inherit all the powers of its wrapped range.
Is there no way to disable member functions in D?
I hadn't thought of @disable. Played around with it a bit. The
On Monday, 16 February 2015 at 20:09:09 UTC, Nordlöw wrote:
How can I prevent
jx[0] = 11;
from compiling?
Remove that `alias _r this;`. You don't want to forward opIndex,
so you can't use alias this which forwards everything that
doesn't compile. opDispatch may be an option to forward
On Sunday, 15 February 2015 at 22:38:20 UTC, anonymous wrote:
And more:
import std.stdio;
struct MapResult(alias fun)
{
@property int front() {return fun();}
@property auto save() {return typeof(this)();}
}
void main()
{
int ys_length = 4;
auto dg = {return MapResult!({return
On Sunday, 15 February 2015 at 10:43:46 UTC, Andrey Derzhavin
wrote:
what is wrong in declarations, if I need to declare shared
classes D and C?
`shared` on a class/interface makes all members shared. And
that's all it does.
So this:
interface IA
{
void fnA();
}
shared class C :
On Sunday, 15 February 2015 at 12:34:50 UTC, Andrey Derzhavin
wrote:
On Sunday, 15 February 2015 at 11:30:46 UTC, anonymous wrote:
[...]
interface IA
{
void fnA();
}
shared interface IC : IA
{
void fnC();
}
class D : IC
{
override void fnC() shared {}
override void fnA() {}
}
On Sunday, 15 February 2015 at 18:13:44 UTC, John Colvin wrote:
Simplified from something bigger:
import std.range, std.algorithm, std.stdio;
void foo(float[] data, float[] xs, float[] ys)
{
auto indices = iota(0, data.length, ys.length)
.map!(xBase =
iota(xBase,
On Sunday, 15 February 2015 at 19:54:45 UTC, anonymous wrote:
Reduced some more:
import std.algorithm, std.stdio;
void main()
{
int ys_length = 4;
auto indices = [0]
.map!(xBase = [0].map!(y = ys_length))
.joiner();
writeln(indices);
}
And more:
import std.stdio;
On Friday, 13 February 2015 at 13:25:55 UTC, Steven Schveighoffer
wrote:
Yes, the operator precedence (curiously not defined in the
spec) is here:
http://wiki.dlang.org/Operator_precedence
Conditional operator is above assignment operators.
It's specified through the grammar [1]:
On Thursday, 12 February 2015 at 23:52:41 UTC, Foo wrote:
This is something I've done recently.
Would be glad if my code will help you:
https://github.com/Dgame/m3
Especially the m3.d module could be useful for you.
/* Class and Struct */
emplace: You can't assume zero-initialization for
On Friday, 13 February 2015 at 23:04:25 UTC, Foo wrote:
Don't understand me wrong. My code is not perfect, but maybe it
can be helpful for someone.
As it is right now, I fear it may do more harm than good.
On Wednesday, 11 February 2015 at 22:14:44 UTC, MrSmith wrote:
http://dpaste.dzfl.pl/5f1d5d5d9e19
Instead I need to use template constraint which is less compact.
http://dpaste.dzfl.pl/571ae84d783e
Why such behavior happens?
Seems to work when you add an empty template argument list to
On Saturday, 7 February 2015 at 22:46:56 UTC, Ali Çehreli wrote:
1.0 is famously not representable exactly.
1.0 is representable exactly, though.
On Friday, 6 February 2015 at 20:38:07 UTC, Andrey Derzhavin
wrote:
As I think, the garbage collector should start destoying of the
C1 and C2 objects of arr array during the while cycle
prosess, but this does not
happen. Dtors are not called.
Garbage is only collected when you allocate
On Thursday, 5 February 2015 at 13:31:21 UTC, Nicholas Wilson
wrote:
Note that D does NOT have default fall through. i.e.
switch(myopt)
{
case opt1, opt2, opt3:
do_A();
break;
case opt4:
do_B();
break;
default:
do_C();
}
is equivalent to
On Friday, 30 January 2015 at 13:39:05 UTC, BBaz wrote:
On Friday, 30 January 2015 at 13:34:57 UTC, drug wrote:
On 30.01.2015 16:31, BBaz wrote:
On Friday, 30 January 2015 at 12:32:05 UTC, drug wrote:
static init()
{
auto instance = new typeof(this)();
instance._cont = new
On Friday, 30 January 2015 at 13:11:35 UTC, anonymous wrote:
Lines 846-850:
static if(less == a b)
auto vals = [1, 2, 3, 4, 5];
else
auto vals = [5, 4, 3, 2, 1];
assert(equal(r, vals));
(Tab + Enter strikes again.)
That test looks wrong. So,
On Friday, 30 January 2015 at 12:32:05 UTC, drug wrote:
```
import std.container: RedBlackTree;
class Manager(TT, alias Cmp = ab)
{
alias Container = RedBlackTree!(TT, Cmp);
Container _cont;
static init()
{
auto instance = new typeof(this)();
instance._cont =
On Monday, 26 January 2015 at 21:33:10 UTC, Piotrek wrote:
On Monday, 26 January 2015 at 14:11:32 UTC, bearophile wrote:
Non-static structs/classes have an extra pointer.
Bye,
bearophile
Since when structs have an extra pointer? Maybe you are talking
about nested structs?
Non-static means
On Saturday, 24 January 2015 at 13:24:02 UTC, Nordlöw wrote:
This snippet
static immutable words = [ `zero`, `one`, `two` ];
static immutable ubyte[string] wordsAA;
static this()
{
foreach (ubyte i, e; words) { wordsAA[e] = i; }
}
compiles and links on dmd git
On Friday, 23 January 2015 at 21:25:01 UTC, Nordlöw wrote:
On Friday, 23 January 2015 at 10:13:43 UTC, Joakim wrote:
InvalidMemoryOperationError generally means that you are
performing certain disallowed memory operations during a full
garbage collection, such as allocating while the gc is
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