On Thursday, 24 October 2019 at 20:48:02 UTC, Yui Hosaka wrote:
Do you have any idea for this issue?
I added a bug report:
https://issues.dlang.org/show_bug.cgi?id=20320
Internally the conversation from the binary representation of the
value to the printed one is done by a call to a C funct
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 10/24/2019 05:58 AM, lili wrote:
> Hi:
> In Dlang where is strange design. The in expression can only use to
> associative array, why array can not use in expression.
In addition to the big O surprise, there is another important issue that
may be seen as either for or against supporting t
On Thursday, October 24, 2019 8:40:59 PM MDT lili via Digitalmars-d-learn
wrote:
> 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:
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
>
>
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
> >
> > use to associative array, why array can not use in expression.
>
>
On Wednesday, 23 October 2019 at 14:52:42 UTC, kinke wrote:
godbolt.org supports D as well and is way more powerful than
run.dlang.io, besides offering way more LDC versions to choose
from. It can also be used to remove the 'cluttering':
https://d.godbolt.org/z/ejEmrK
Very useful. Especially
On Thursday, 24 October 2019 at 18:37:05 UTC, welkam wrote:
I remember in some video Chandler Carruth said that value range
propagation across function boundary was implemented in llvm
but later removed because it produced no performance
improvement for C and C++ code. I wonder how it fare when
On Thursday, 24 October 2019 at 20:48:02 UTC, Yui Hosaka wrote:
Do you have any idea for this issue?
my suspicion would be that .016 is actually represented as
.015 and the .2 round ignores all those 9's...
The following code prints weird results on my machine.
import std.stdio;
void main() {
real a = 0.16;
real b = 0.016;
writefln("%.1f", a);
writefln("%.2f", b);
}
Output:
---
0.2
0.01
I am using dmd on Windows. It doesn't happen when compiling with
-m32.
$ dmd
DMD32
On 10/24/2019 10:57 AM, Robert M. Münch wrote:
> Unfortunately, member function template instances are never virtual
> functions, so you can't override them."
>
> Is there a reason why these type of functions are not virtual or can't
> be made virtual?
One practical reason is, the number of thei
On Wednesday, 23 October 2019 at 11:20:59 UTC, Per Nordlöw wrote:
Does DMD/LDC avoid range-checking in slice-expressions such as
the one in my array-overload of `startsWith` defined as
bool startsWith(T)(scope const(T)[] haystack,
scope const(T)[] needle)
{
if (haystack.l
On Thursday, 24 October 2019 at 16:49:09 UTC, Mil58 wrote:
On Thursday, 24 October 2019 at 16:21:47 UTC, welkam wrote:
On Thursday, 24 October 2019 at 15:27:05 UTC, Mil58 wrote:
[...]
void main() {
File("data.txt", "r+")
.byLineCopy()
.array()
.each!writeln;
}
byL
On 2019-10-23 17:22:38 +, Ali ehreli said:
On 10/23/2019 02:43 AM, Robert M. Münch wrote:
>> Unfortunately, member function template instances are never virtual
>> functions, so you can't override them.
>
> What I don't understand is:
>
> 1. The RX lib has a member function template
On Thursday, 24 October 2019 at 17:41:21 UTC, Dukc wrote:
This was wrong: Atila's Excel-d enables writing plugin
functions, but not reading the spreadsheets. There are other
DUB utilities for that, though.
I quess I will give my employer two options: Either the price
variables are in an on
On Thursday, 24 October 2019 at 16:50:17 UTC, Dukc wrote:
Hmm, I need to check whether I can do that on LibreOffice Calc.
Unfortunately, no. If there's a way to do that, it's not obvious.
I should be able to make an easy-to-use excel-to-csv translator
using Atilas Excel utilites without too
On 10/24/2019 10:21 AM, Ali Çehreli wrote:
auto lines = File(fileName, "r").byLineCopy(No.keepTerminator, '\r');
auto result = lines.joiner("-").text;
I would normally do the following
auto lines = File(fileName, "r").byLineCopy(No.keepTerminator, '\r');
auto result = format!"%-(%s-%
On Wednesday, 23 October 2019 at 15:24:13 UTC, drug wrote:
I'd like to add (and modify) section to ELF executable to
implement DTrace probes. DTrace does it in probe assembly:
```
__asm__ __volatile__ (
"990: nop
.pushsection .note.stapsdt,\"?\",\"note\"
.balign 4
On 10/24/2019 09:49 AM, Mil58 wrote:
On Thursday, 24 October 2019 at 16:21:47 UTC, welkam wrote:
On Thursday, 24 October 2019 at 15:27:05 UTC, Mil58 wrote:
[...]
void main() {
File("data.txt", "r+")
.byLineCopy()
.array()
.each!writeln;
}
byLineCopy removes the ne
On Thursday, 24 October 2019 at 01:17:24 UTC, OiseuKodeur wrote:
BTW if you prefer using optlink and the digitalmars C
runtime, you can instruct dub to do so with: --arch=x86
how can i add --arch=x86 flag to the dub.json so it do it
automatically ?
"dflags": [
"--arch=x86"
]
Th
On Thursday, 24 October 2019 at 14:08:36 UTC, 9898287 wrote:
Does this contain any undefined behavior? It is in C as far as
I knew.
immutable int number = 1;
auto bad_idea = (cast(ubyte*) &number)[0 .. number.sizeof];
bad_idea[0] = 2;
writeln(number); //1
writeln(*(cast(int*)bad_idea.ptr)); //2
On Thursday, 24 October 2019 at 16:20:50 UTC, jmh530 wrote:
If they are only opening it in Excel, then you can lock cells.
You should be able to do that with VBA.
At least I know it works with xlsx files. Not sure on csv now
that I think on it.
Hmm, I need to check whether I can do that on L
On Thursday, 24 October 2019 at 16:21:47 UTC, welkam wrote:
On Thursday, 24 October 2019 at 15:27:05 UTC, Mil58 wrote:
[...]
void main() {
File("data.txt", "r+")
.byLineCopy()
.array()
.each!writeln;
}
byLineCopy removes the new lines. If in the future you would
n
On Thursday, 24 October 2019 at 16:20:20 UTC, jmh530 wrote:
On Thursday, 24 October 2019 at 16:03:26 UTC, Dukc wrote:
[snip]
If they are only opening it in Excel, then you can lock cells.
You should be able to do that with VBA.
At least I know it works with xlsx files. Not sure on csv now
On Thursday, 24 October 2019 at 16:03:26 UTC, Dukc wrote:
[snip]
If they are only opening it in Excel, then you can lock cells.
You should be able to do that with VBA.
On Thursday, 24 October 2019 at 15:27:05 UTC, Mil58 wrote:
Hi all It's me again ;-)
(because you're very strong in Dlang, here...)
In want a result as i write in a comment, with remove unwanted
'\r' >>
import std.stdio;
import std.file;
import std.conv;
import std.process : executeShell;
/* C
We're planning to have our product preview program to calculate
and suggest a price for the product displayed. There are a lot of
variables to take into account, so it's essential the users can
edit the price variables themselves.
The problem is that many of them are not the best computer user
On Thursday, 24 October 2019 at 16:03:26 UTC, Dukc wrote:
Even if it isn't CSV, it is going to be easier for me to write
a translator than a GUI editor.
Assuming the file format is simple, of course
Hi all It's me again ;-)
(because you're very strong in Dlang, here...)
In want a result as i write in a comment, with remove unwanted
'\r' >>
import std.stdio;
import std.file;
import std.conv;
import std.process : executeShell;
/* Content of 'values.txt' >>
abcd
1234
03b52h
*/
void
On Thursday, 24 October 2019 at 14:08:36 UTC, 9898287 wrote:
On Thursday, 24 October 2019 at 13:50:54 UTC, Paul Backus wrote:
Use a cast:
ulong m = *cast(ulong*) bytes.ptr;
Does this contain any undefined behavior? It is in C as far as
I knew.
The equivalent code in C would use a char*
On Thu, Oct 24, 2019 at 3:35 PM 9898287 via Digitalmars-d-learn
wrote:
>
> What's the function for converting a ulong to a native-endian
> byte array?
> For example,
>
> auto bytes = 0x1234567890123456u64.to_ne_bytes();
> // should yield
> // [0x12, 0x34, 0x56, 0x78, 0x90, 0x12, 0x34, 0x56] in big
On Thursday, 24 October 2019 at 13:33:30 UTC, 9898287 wrote:
What's the function for converting a ulong to a native-endian
byte array?
For example,
auto bytes = 0x1234567890123456u64.to_ne_bytes();
// should yield
// [0x12, 0x34, 0x56, 0x78, 0x90, 0x12, 0x34, 0x56] in
big-endian and
// [0x56,
On Thursday, 24 October 2019 at 13:50:54 UTC, Paul Backus wrote:
On Thursday, 24 October 2019 at 13:33:30 UTC, 9898287 wrote:
What's the function for converting a ulong to a native-endian
byte array?
For example,
auto bytes = 0x1234567890123456u64.to_ne_bytes();
// should yield
// [0x12, 0x34,
On Thursday, 24 October 2019 at 13:33:30 UTC, 9898287 wrote:
What's the function for converting a ulong to a native-endian
byte array?
For example,
auto bytes = 0x1234567890123456u64.to_ne_bytes();
// should yield
// [0x12, 0x34, 0x56, 0x78, 0x90, 0x12, 0x34, 0x56] in
big-endian and
// [0x56,
What's the function for converting a ulong to a native-endian
byte array?
For example,
auto bytes = 0x1234567890123456u64.to_ne_bytes();
// should yield
// [0x12, 0x34, 0x56, 0x78, 0x90, 0x12, 0x34, 0x56] in big-endian
and
// [0x56, 0x34, 0x12, 0x90, 0x78, 0x56, 0x34, 0x12] in
little-endian sy
On Thursday, 24 October 2019 at 12:58:11 UTC, lili wrote:
Hi:
In Dlang where is strange design. The in expression can only
use to associative array, why array can not use in expression.
Checking for the presence of an item in an array requires a
linear search. You can do it with std.algori
Hi:
In Dlang where is strange design. The in expression can only
use to associative array, why array can not use in expression.
On Thursday, 24 October 2019 at 12:01:21 UTC, Adam D. Ruppe wrote:
On Thursday, 24 October 2019 at 11:50:04 UTC, Mil58 wrote:
[...]
Try this:
Duration diff = cast(DateTime) auj - deb;
writeln("Diff : ", diff.total!"days");
[...]
Awsome ! Thank you for your quick reply...
Both lines work pe
On Thu, Oct 24, 2019 at 1:55 PM Mil58 via Digitalmars-d-learn
wrote:
>
> Hi All...
> I am desperate for the answer to the following problem:
> to obtain the difference between the date of today and an older
> date (results in days...)
>
> See my script below, where I would like to do:
> "date of t
On Thursday, 24 October 2019 at 11:50:04 UTC, Mil58 wrote:
See my script below, where I would like to do:
"date of today" (var: auj) - "an older date" (var: deb) = xx
days
Try this:
Duration diff = cast(DateTime) auj - deb;
writeln("Diff : ", diff.total!"days");
So basically, just subtract
Hi All...
I am desperate for the answer to the following problem:
to obtain the difference between the date of today and an older
date (results in days...)
See my script below, where I would like to do:
"date of today" (var: auj) - "an older date" (var: deb) = xx days
import std.stdio;
import
On Thursday, 24 October 2019 at 10:19:23 UTC, Vinod K Chandran
wrote:
On Tuesday, 22 October 2019 at 18:34:52 UTC, Daniel Kozak wrote:
On Tue, Oct 22, 2019 at 8:30 PM Vinod K Chandran via
Digitalmars-d-learn wrote:
On Tuesday, 22 October 2019 at 17:38:58 UTC, Adam D. Ruppe
wrote:
> [...]
T
On Tuesday, 22 October 2019 at 18:34:52 UTC, Daniel Kozak wrote:
On Tue, Oct 22, 2019 at 8:30 PM Vinod K Chandran via
Digitalmars-d-learn wrote:
On Tuesday, 22 October 2019 at 17:38:58 UTC, Adam D. Ruppe
wrote:
> On Tuesday, 22 October 2019 at 17:34:51 UTC, Vinod K
> Chandran wrote:
>> [...
On Tuesday, 22 October 2019 at 18:31:17 UTC, Adam D. Ruppe wrote:
On Tuesday, 22 October 2019 at 18:21:36 UTC, Vinod K Chandran
wrote:
But what if there is too many include files ?
The dmd -i thing will do that for you
dmd -i main.d
and it will automatically find the others, assuming they ar
On Tuesday, 22 October 2019 at 18:33:32 UTC, Ali Çehreli wrote:
On 10/22/2019 11:25 AM, Vinod K Chandran wrote:
> On Tuesday, 22 October 2019 at 17:38:58 UTC, Adam D. Ruppe
wrote:
>> [...]
Chandran wrote:
>>> [...]
playing
>> [...]
command line?
That: The -i switch is the answer to your question
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