dynamic classes and duck typing

[Bill Baxter]

On Tue, Dec 1, 2009 at 4:37 PM, Andrei Alexandrescu
<SeeWebsiteForEmail at erdani.org> wrote:
> Leandro Lucarella wrote:
>>
>> Walter Bright, el  1 de diciembre a las 13:45 me escribiste:
>>>
>>> Leandro Lucarella wrote:
>>>>
>>>> I develop twice as fast in Python than in D. Of course this is only me,
>>>> but that's where I think Python is better than D :)
>>>
>>> If that is not just because you know the Python system far better
>>> than the D one, then yes indeed it is a win.
>>
>> And because you have less noise (and much more and better libraries
>> I guess :) in Python, less complexity to care about.
>>
>> And don't get me wrong, I love D, because it's a very expressive language
>> and when you need speed, you need static typing and all the low-level
>> support. They are all necessary evil. All I'm saying is, when I don't need
>> speed and I have to do something quickly, Python is still a far better
>> language than D, because of they inherent differences.
>>
>>>> I think only not having a compile cycle (no matter how fast compiling
>>>> is)
>>>> is a *huge* win. Having an interactive console (with embedded
>>>> documentation) is another big win.
>>>
>>> That makes sense.
>>
>> I guess D can greatly benefit from a compiler that can compile and run
>> a multiple-files program with one command (AFAIK rdmd only support one
>> file programs, right?) and an interactive console that can get the ddoc
>> documentation on the fly. But that's not very related to the language
>> itself, I guess it's doable, the trickiest part is the interactive
>> console, I guess...
>>
>
> I'm amazed that virtually nobody uses rdmd. I can hardly fathom how I
> managed to make-do without it.

The web page[1] says it doesn't work on Windows.  That'd be my excuse
for not using it.


[1] http://www.digitalmars.com/d/2.0/rdmd.html

--bb