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From: Thomas Richter <thor@math.tu-berlin.de>
Newsgroups: comp.lang.java.programmer
Subject: Re: Java vs C++
Date: Mon, 07 Feb 2011 00:57:45 +0100
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Arne Vajhøj wrote:

>> Well, java had to take the route of type-erasure to allow generic
>> progamming plus type checks because it wasn't part of the language to
>> begin with, so it was "hacked" into the specs more or less. Generics are
>> considerably less powerful, but also considerably easier than C++
>> templates. There's no metaprogramming with generics, and generics are
>> mostly limited to containers which does not hold for C++ templates. They
>> are quite different.
> 
> Java generics are useful for more than containers.
> 
> It just get complex when used for more than containers.

Well, I didn't mean to say something else (see, I wrote "mostly", not 
"only"), but nevertheless, could you provide an example?

>>> About the only thing they share in common is the syntax, and even
>>> then, C++ didn't allow A<B<C>> until C++0x (which, according to Bjarne
>>> Stroustroup, took a bit of work to convince compiler vendors to accept).
>>
>> I beg your pardon? C++ allows nested templates since C++99 and before.
>> The only issue here is a notational one, namely that you had to write
>> A<B<C> > (note the space behind B<C>) to avoid >> being parsed as a
>> token (shifting, namely). That is the only thing that got fixed in
>> C++0x, not nesting templates which is part of the language since C++99.
> 
> Joshua did not claim otherwise.

This was at least worded in a very misleading way.

So long,
	Thomas