Where will D sit in the web service space?

[Faux Amis via Digitalmars-d]

On Mon 13/07/2015 13:42, ChangLong wrote:
> On Monday, 13 July 2015 at 10:12:33 UTC, Faux Amis wrote:
>> On Mon 13/07/2015 06:29, ChangLong wrote:
>>> On Sunday, 12 July 2015 at 12:14:31 UTC, Ola Fosheim Grøstad wrote:
>> -snip-
>>>> What do you think about the future for D in the web service space?
>>>
>>>
>>> I has use vibe.d for a small project recently,  after finish that I
>>> think the follow fact will
>>> prevent many programmers use vibe.d in commercial projects:
>>>
>>> 1) Lack of successful open source project for real product
>>> 2) Multi thread performance is poor, scalability is not suit for big
>>> project
>>> 3) No Inversion of Control (aka: Dependency Injection) Concept
>>> 4) No mature ORM/ODM components
>>> 5) No Form/Validator/Translation/Locale Components
>>> 6) No modernize framework
>>>
>>> Some company has successful story in D use no-GC solution, for example:
>>> Sociomantic,  Hedge Fund by Andy Smith,  weka.io...  And they all are
>>> close source.
>>>
>>> There are thousands of web projects in development every day, D is not
>>> use as development languages mainly because D is not ready yet.
>>>
>>
>> 2) I have zero experience with going beyond one thread, but as far as
>> I understand it multi-threading is not how vibe is supposed to scale.
>> Start up another instance will you!
> multi instance will help. In my project the vibe.d is slow down after I
> open too much task(reptile network analysis).  Maybe LDC/GDC will help,
> but compare to nodejs or scale, scalability still is weakness point for
> vibe.d.
>
>> 3) It has been work-in-progress for some time now:
>> http://vibed.org/features#load-balancing
>> Not sure what the status of this is though.
> load-balancing has nothing to do with Inversion of Control,
> check this: https://en.wikipedia.org/wiki/Inversion_of_control
Sorry, I was a bit too quick; thought you were talking about runtime 
code injection.

But I see Sönke is here (to the rescue)!

>
>
>> 4) Dunno about that..
> ORM https://en.wikipedia.org/wiki/Object-relational_mapping
> ODM is like ORM but with non-relation database
>
>> 5) Well, there is this:
>> https://github.com/rejectedsoftware/vibe.d/blob/master/source/vibe/utils/validation.d
>>
>> and:
>> http://vibed.org/docs#web-localization
>
> That is good start.
>
>> 6) What is that?
> I mean like expressjs/sailsjs for nodejs,  rails for ruby,
> symfony/laravel for php.  vibe.d is not a framework but a infrastructure
>
>> In my experience, vibe.d is a beautiful alternative to node.js and it
>> is not the immaturity of D that is holding it back, vibe.d just needs
>> to grow a bit.
>
> Like I said, not ready yet.