Re: rdmd takes 2-3 seconds on a first-run of a simple .d script

2019-05-27 Thread Andre Pany via Digitalmars-d-learn
On Monday, 27 May 2019 at 07:16:37 UTC, BoQsc wrote: On Sunday, 26 May 2019 at 20:37:36 UTC, Jon Degenhardt wrote: [...] The desktop computer I'm testing this on contains Solid State Drive, a Windows 10 Home Operating system and about 7-9 years old of hardware. But remember, we are living

Re: Reuse/reset dynamic rectangular array?

2019-05-27 Thread 9il via Digitalmars-d-learn
On Saturday, 25 May 2019 at 16:17:40 UTC, Robert M. Münch wrote: On 2019-05-25 14:28:24 +, Robert M. Münch said: How can I reset a rectangualr array without having to loop through it? int[][] myRectData = new int[][](10,10); myRectData.length = 0; myRectData[].length = 0;

Re: compiler does not detect accessing on null class object.

2019-05-27 Thread dangbinghoo via Digitalmars-d-learn
On Monday, 27 May 2019 at 15:29:32 UTC, Daniel Kozak wrote: On Monday, 27 May 2019 at 15:13:00 UTC, dangbinghoo wrote: hello, 1.) Yes this is by design. It is not easy to detect this at compile time. It does not break safety 2.) https://dlang.org/spec/function.html#function-safety

Re: Linking a .h file

2019-05-27 Thread infinityplusb via Digitalmars-d-learn
On Saturday, 25 May 2019 at 12:59:50 UTC, Timur Gafarov wrote: bindbc-nuklear expects nuklear.so in /usr/local/lib. That's important! I changed my symlink in `/usr/local/lib` from `libnuklear.so` to `nuklear.so` and it works now.

Re: Linking a .h file

2019-05-27 Thread infinityplusb via Digitalmars-d-learn
On Saturday, 25 May 2019 at 12:59:50 UTC, Timur Gafarov wrote: bindbc-nuklear expects nuklear.so in /usr/local/lib. Or you can compile Dagon without optional libraries, using "Minimal" subconfiguration in your dub.json: "subConfigurations": { "dagon": "Minimal" } Fonts and GUI will be

Re: 1 - 17 ms, 553 ╬╝s, and 1 hnsec

2019-05-27 Thread Daniel Kozák via Digitalmars-d-learn
On Friday, 17 May 2019 at 18:02:04 UTC, kdevel wrote: On Thursday, 16 May 2019 at 20:31:23 UTC, Vladimir Panteleev wrote: On Thursday, 16 May 2019 at 20:17:37 UTC, Steven Schveighoffer [...] hnsecs is more confusing than nanoseconds. People know what a nanosecond is, a hecto-nano-second is

Re: [OT] Re: 1 - 17 ms, 553 ╬╝s, and 1 hnsec

2019-05-27 Thread Patrick Schluter via Digitalmars-d-learn
On Tuesday, 21 May 2019 at 02:12:10 UTC, Les De Ridder wrote: On Sunday, 19 May 2019 at 12:24:28 UTC, Patrick Schluter wrote: On Saturday, 18 May 2019 at 21:05:13 UTC, Les De Ridder wrote: On Saturday, 18 May 2019 at 20:34:33 UTC, Patrick Schluter wrote: * hurrah for French keyboard which has

Re: Meson build system user learning D.

2019-05-27 Thread Russel Winder via Digitalmars-d-learn
On Mon, 2019-05-27 at 16:13 +, Mike Brockus via Digitalmars-d-learn wrote: > […] > > I tried that custom command voodoo then I tried to use 'dub' as a > method for hunting down dependencies. Basically got something > like this. Apologies but I am not sure what you have tried. Installing

Re: Meson build system user learning D.

2019-05-27 Thread Mike Brockus via Digitalmars-d-learn
On Thursday, 23 May 2019 at 06:14:11 UTC, Russel Winder wrote: On Thu, 2019-05-23 at 04:21 +, Mike Brockus via Digitalmars-d-learn wrote: […] That is cool that Atila was kind enough to accept the meson.build file. But how do I use the written meson.build that is apparently in the

Re: compiler does not detect accessing on null class object.

2019-05-27 Thread Daniel Kozak via Digitalmars-d-learn
On Monday, 27 May 2019 at 15:13:00 UTC, dangbinghoo wrote: hello, code below: - class a { string a1; } a a1; writeln(a1.a1); - compiles and produce "core dump" or "segfault", does this fit the original D design? why the compiler does not detect for accessing

compiler does not detect accessing on null class object.

2019-05-27 Thread dangbinghoo via Digitalmars-d-learn
hello, code below: - class a { string a1; } a a1; writeln(a1.a1); - compiles and produce "core dump" or "segfault", does this fit the original D design? why the compiler does not detect for accessing a null object and refused to compile? And, 2nd

Re: Example of append & rectangualar arrays?

2019-05-27 Thread 9il via Digitalmars-d-learn
On Saturday, 25 May 2019 at 14:17:43 UTC, Robert M. Münch wrote: Does anyone has an example using Appender with a rectangual array? Appender!(T[][]) can append rows of type T[]. It does not check their lengths, the T[][] is an array of arrays, not a matrix. To append columns one needs an

Re: 1 - 17 ms, 553 ╬╝s, and 1 hnsec

2019-05-27 Thread wjoe via Digitalmars-d-learn
On Thursday, 16 May 2019 at 15:52:05 UTC, Steven Schveighoffer wrote: On 5/16/19 4:27 PM, Vladimir Panteleev wrote: On Thursday, 16 May 2019 at 15:19:03 UTC, Alex wrote: What's an hnsec anyways? Hecto-nano-second, the smallest representable unit of time in SysTime and Duration. The

Re: Does slicing have an effect?

2019-05-27 Thread XavierAP via Digitalmars-d-learn
On Tuesday, 21 May 2019 at 20:44:49 UTC, rikki cattermole wrote: On 22/05/2019 8:31 AM, Dennis wrote: Does slicing have an effect I'm not aware of, or is this a bug? It could have an effect if a was a struct/class via operator overloads. But in this case it should probably be a bug. It

Re: Adding a payload to a type

2019-05-27 Thread Simen Kjærås via Digitalmars-d-learn
On Monday, 27 May 2019 at 08:40:45 UTC, Amex wrote: I have some types I've declared and I'd like to magically extend them and add data. The problem is I inheriting from them them is bad news. Suppose, for example, I have an image type that is used in an application. For a small part of the

Adding a payload to a type

2019-05-27 Thread Amex via Digitalmars-d-learn
I have some types I've declared and I'd like to magically extend them and add data. The problem is I inheriting from them them is bad news. Suppose, for example, I have an image type that is used in an application. For a small part of the application it needs to associate with each image

Re: Instantiate templated class at runtime

2019-05-27 Thread Simen Kjærås via Digitalmars-d-learn
On Sunday, 26 May 2019 at 17:51:37 UTC, Aphex wrote: 1. Is it possible to have a runtime class and struct creator function that can deal with templates. It doesn't seem like it should be that big a deal. One only needs to actually know the size of class and that will depend on the template

Re: rdmd takes 2-3 seconds on a first-run of a simple .d script

2019-05-27 Thread BoQsc via Digitalmars-d-learn
On Sunday, 26 May 2019 at 20:37:36 UTC, Jon Degenhardt wrote: On Saturday, 25 May 2019 at 22:18:16 UTC, Andre Pany wrote: On Saturday, 25 May 2019 at 08:32:08 UTC, BoQsc wrote: I have a simple standard .d script and I'm getting annoyed that it takes 2-3 seconds to run and see the results via