How convice people that D it's wonderfull in a hour ?

[Roderick Gibson]

On 10/9/2011 5:18 PM, deadalnix wrote:
> Le 09/10/2011 12:00, Zardoz a écrit :
>> Recently I've been asked if I could give a speech about D in my
>> university. It
>> will be of one hour of long.
>> I not respond yet, but I think that I will do it. Actually I have the
>> problem
>> that I don't know well how explain well too many features and things
>> of D that
>> I like. I think that only talking about D's arrays and type system I
>> will need
>> around half-hour.
>> Any recommendation of how I should focus it ?
>
> I think you should show through several exemples. AS IT IS UNIVERSITY, I
> guess your public will know about programming.
>
> Explain difference between struct and classes, and how it is great
> compared to C++ (no slicing for exemple).
>
> Show some stuffs about first class function and delegates (for callback
> for exemple) coppared to how painful it is in C++ or java (using
> interface and useless object)
>
> Then, gove a talk aboit metaprogramming (how you can implement behaviral
> pattern with no cost at runtime, how you can make very generic code like
> STL) and why it is way better than C++ (usability with stuffs like
> static if) or java (generic isn't metaprogramming).
>
> And last but not least : explain memory model and how it help to deal
> with multithrading problems where other languages usually aren't good.
>
> The point isn't to bash C++ or java, but to show how some problem you
> face in thoses languages can be solved elegantly in D.
>
> If your public knows others languages than java and C++, then adapt the
> speach to what they know.

The threading model is what attracted me to D.