struct Point {
int x;
int y;
this(int x, int y) { this.x =x; this.y=y;}
}
void addPoint(Point a, Point b) {
...
}
How too wirte this: addPoint({4,5}, {4,6})
is foreach Syntactic sugar?, like for-range in C++, if it is,
compiler how implement
```
int[string] aa = ["ok":1, "aaa":2, "ccc":3, "ddd":4];
foreach (k ; aa.byKey)
{
if (k == "aaa") {
aa.remove(k);
aa["ww"] = 33;
}
if (k == "ww") {
aa.remove(k);
aa["vv
I have used to ldc2(1.20.1) on x86-64 laptop with `ldc2 -c
-betterC -mtriple=riscv64 betterC.d -v ` but comiple is failed.
output:
```
binary/usr/bin/ldc2
version 1.20.1 (DMD v2.090.1, LLVM 10.0.0)
config/etc/ldc2.conf (riscv64)
'generic' is not a recognized processor for this targ
On Sunday, 6 June 2021 at 04:53:08 UTC, Nicholas Wilson wrote:
On Sunday, 6 June 2021 at 04:14:20 UTC, lili wrote:
I want learn RISC-V and write a simple kernel on it using d.
but can not find any support about RISC-V.
LDC can compile for riscv 32 and 64 bit.
https://github.com/ldc-developers
I want learn RISC-V and write a simple kernel on it using d. but
can not find any support about RISC-V.
Hi:
I want implementation Lua on D, I find that a PEG parser
https://github.com/PhilippeSigaud/Pegged
why do not use BNF parser. Is PEG better than BNF?
Hi:
why writeln need GC?
On Friday, 25 October 2019 at 21:06:53 UTC, IGotD- wrote:
On Friday, 25 October 2019 at 20:44:18 UTC, Dennis wrote:
On Friday, 25 October 2019 at 19:49:05 UTC, Ali Çehreli wrote:
I'm still not completely sold on the whole idea though
because it's not a clear win.
Do others see other advantage
Hi:
What is the alias Min = xxx mean? why need defined a alias Min in
Min template?
```
template Min(alias pred, Args...)
if (Args.length > 0 && __traits(isTemplate, pred))
{
static if (Args.length == 1)
{
alias Min = Alias!(Args[0]);
}
else static if (isLess!(pred, Args[
On Thursday, 24 October 2019 at 22:40:31 UTC, Jonathan M Davis
wrote:
On Thursday, October 24, 2019 7:04:56 AM MDT Paul Backus via
Digitalmars-d- learn wrote:
On Thursday, 24 October 2019 at 12:58:11 UTC, lili wrote:
> Hi:
>In Dlang where is strange design. The in expression can
> only
>
>
Hi:
In Dlang where is strange design. The in expression can only
use to associative array, why array can not use in expression.
Hi:
In C++20 Concepts is great idear. but I thinks it is too
difficult to write.
I like Rust traits simple and elegancy.
Hi:
in phobos/std/range/primitives.d has this code
```
static assert( isInputRange!(int[]));
static assert( isInputRange!(char[]));
static assert(!isInputRange!(char[4]));
static assert( isInputRange!(inout(int)[]));
```
but the dynamic array and static array neither not has
p
Hi：
yesterday I saw some d code， where is an .fn() call syntax,
what is it mean.
On Wednesday, 4 September 2019 at 04:21:10 UTC, Mike Parker wrote:
On Wednesday, 4 September 2019 at 03:07:18 UTC, lili wrote:
Hi:
For some reason it too slow that some times i visited
dlang.org, Can admin make a pdf document for download.
Documentation is installed with the compiler.
Th
On Wednesday, 4 September 2019 at 04:21:10 UTC, Mike Parker wrote:
On Wednesday, 4 September 2019 at 03:07:18 UTC, lili wrote:
Hi:
For some reason it too slow that some times i visited
dlang.org, Can admin make a pdf document for download.
Documentation is installed with the compiler.
Ho
Hi:
For some reason it too slow that some times i visited
dlang.org, Can admin make a pdf document for download.
On Tuesday, 3 September 2019 at 13:21:16 UTC, a11e99z wrote:
On Tuesday, 3 September 2019 at 12:55:29 UTC, lili wrote:
Hi guys:
input is two line, first line is a number n and second line
is n float point number，
e.g. 3
1.1 2.2 3.3
how use stdin.readf get all number.
htt
Hi guys:
input is two line, first line is a number n and second line is
n float point number，
e.g. 3
1.1 2.2 3.3
how use stdin.readf get all number. i code below but not work
well.
int n;
stdin.readf!"%d\n"(n);
writeln("read n:",n);
foreac
On Wednesday, 28 August 2019 at 12:32:59 UTC, Andre Pany wrote:
On Wednesday, 28 August 2019 at 11:34:27 UTC, lili wrote:
Hi:
Masters who can write a book for Phbos, the dlang doc not
friendly to beginner.
There are 2 articles which I really like:
http://nomad.uk.net/articles/hidden-trea
Hi:
Masters who can write a book for Phbos, the dlang doc not
friendly to beginner.
On Saturday, 24 August 2019 at 12:55:57 UTC, a11e99z wrote:
On Saturday, 24 August 2019 at 12:16:34 UTC, lili wrote:
On Saturday, 24 August 2019 at 12:09:19 UTC, a11e99z wrote:
On Saturday, 24 August 2019 at 11:53:01 UTC, lili wrote:
[...]
resb 8
just reserving 8 bytes not initializing it.
On Saturday, 24 August 2019 at 12:09:19 UTC, a11e99z wrote:
On Saturday, 24 August 2019 at 11:53:01 UTC, lili wrote:
[...]
resb 8
just reserving 8 bytes not initializing it.
probably u compare some garbage. sometimes it equals, sometimes
not.
no?
I write wrong, not if (_vga_x == _vga_y)
Hi:
definition _vga_x and _vga_y symbol in asm, compile use nasm -f
elf64 -o boot.o boot.asm
[section .bss]
...
[global _vga_x]
_vga_x:
resb 8
[global _vga_y]
_vga_y:
resb 8
and nm boot.o show below
...
00107000 B _vga_x
00107008 B _vga_y
and
Hi:
In C we can definition const int *ncp_to_cv;
or int * const cp_to_ncv;
How to do this in D.
Hi:
I write a template function is below, that need to remove
const topmost if has.
How to do this?
const int i =3;
println(i);
void println(A...)(A a)
{
char[20] numStr = void;
foreach(v ; a) {
if (is(v.type == byte) || is(v.type == ubyte) ||
On Thursday, 22 August 2019 at 17:01:09 UTC, Adam D. Ruppe wrote:
On Thursday, 22 August 2019 at 16:54:56 UTC, lili wrote:
I think the __traits(isSame, T, int) syntax is too uglily,
Is where an other way rewrite it. like this
isSameType!(T,int)
For types you can (and often should) just
Hi:
I think the __traits(isSame, T, int) syntax is too uglily,
Is where an other way rewrite it. like this isSameType!(T,int)
Hi:
With gcc we can use _ attribute _((section("name")) var; how
to same in dlang?
Hi:
Why need defined an abstract final class?
see
https://github.com/Rikarin/Trinix/blob/master/Kernel/arch/amd64/gdt.d
Hi：
In C there has likely unlikely marco used by condition
expression。
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
if (likely(var > 1)) do...
How to do this in Dlang？
Hi Guys:
I look for the GC source code in /usr/include/dmd dir,
unfortunately not find.
A nick site, has a lot of languages, unfortunately no dlang in
there.
https://benchmarksgame-team.pages.debian.net/benchmarksgame/
On Friday, 21 June 2019 at 09:09:33 UTC, aliak wrote:
On Friday, 21 June 2019 at 09:01:17 UTC, lili wrote:
Hi Guys：
What is range.iota function full name
That is the full name. Or what do you mean?
Found on the internet somewhere:
"The function is named after the integer function ⍳ from
Hi Guys：
What is range.iota function full name
Hi Guys;
In the dmd source code, has lot of extern (C++), Why need this
and what is difference between extern(C++) extern(D), Thanks your
answer.
On Wednesday, 19 June 2019 at 12:53:05 UTC, Cym13 wrote:
Did you import it properly?
```
void main() {
import core.stdcpp.array;
auto a = array!(int, 4)();
}
```
compiles and runs without issue for me. You'll have to show
your code if you want people to help you there.
On Tuesday, 18 June 2019 at 17:29:49 UTC, Cym13 wrote:
On Tuesday, 18 June 2019 at 17:25:42 UTC, Cym13 wrote:
On Tuesday, 18 June 2019 at 13:05:03 UTC, lili wrote:
On Tuesday, 18 June 2019 at 12:39:45 UTC, Dennis wrote:
[...]
Thanks a lot, where is a core.stdcpp.array , How to user it?
I test
On Tuesday, 18 June 2019 at 17:25:51 UTC, Johannes Loher wrote:
The result of heapify is a BinaryHeap, which is a range. writeln
basically prints ranges by iterating over them and printing
each element
(except for the types which are special cased, such as dynamic
arrays
etc.). However, ranges
Hi Guys:
see this code
~~~
int[] ar = [1,2,3,4,52,34,22];
auto h = heapify(ar);
assert(h.length() == ar.length);
writeln("h:",h);
assert(h.empty());
~~~
dmd v2.086.0 run all assert passed. Why?
On Tuesday, 18 June 2019 at 12:39:45 UTC, Dennis wrote:
On Tuesday, 18 June 2019 at 12:26:14 UTC, lili wrote:
Hi guys:
Is the Dlang fix-length array alloc on stack? when a test
writeln([1]).sizeof //16
writeln([2]).sizeof //16
Why, What is the fix-length array memory layout.
I'
Hi guys:
Is the Dlang fix-length array alloc on stack? when a test
writeln([1]).sizeof //16
writeln([2]).sizeof //16
Why, What is the fix-length array memory layout.
Hi gues:
I clone the dmd source code from github but i can find backend
code. there is a backend dir
in src but can not find x86 native code generator. and the dmd
wiki page just say
Back end
FileFunction
html.c Extracts D source code from .html files but source can't
find html.c file.
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