On 07/26/2017 02:54 AM, Houdini wrote:
On Tuesday, 25 July 2017 at 17:16:00 UTC, Kagamin wrote:
On Tuesday, 25 July 2017 at 15:56:45 UTC, Houdini wrote:
Yes, but it isn't the default way in C++ to do dynamic instanciation.
https://github.com/isocpp/CppCoreGuidelines this? It's only 2 years
On Monday, 24 July 2017 at 17:42:30 UTC, Steven Schveighoffer
wrote:
On 7/24/17 11:45 AM, Houdini wrote:
On Monday, 24 July 2017 at 15:41:33 UTC, Steven Schveighoffer
wrote:
Because types with inheritance generally don't work right if
you pass by value (i.e. the slicing problem).
structs
On Tuesday, 25 July 2017 at 17:16:00 UTC, Kagamin wrote:
On Tuesday, 25 July 2017 at 15:56:45 UTC, Houdini wrote:
Yes, but it isn't the default way in C++ to do dynamic
instanciation.
https://github.com/isocpp/CppCoreGuidelines this? It's only 2
years old. The new operator predates it by
On Tuesday, 25 July 2017 at 15:56:45 UTC, Houdini wrote:
Yes, but it isn't the default way in C++ to do dynamic
instanciation.
https://github.com/isocpp/CppCoreGuidelines this? It's only 2
years old. The new operator predates it by decades.
On Tuesday, 25 July 2017 at 15:15:59 UTC, Kagamin wrote:
C++ is big, there's always something you don't know about it.
Java actually instantiates classes the C++ way:
http://en.cppreference.com/w/cpp/language/new
Yes, but it isn't the default way in C++ to do dynamic
instanciation. Usually,
On Monday, 24 July 2017 at 15:21:54 UTC, Houdini wrote:
D is very similar to C++ (and also grabs godd ideas from
Python), but I have a naive question : why does Walter Bright
chose to instanciate classes like in Java ?
C++ is big, there's always something you don't know about it.
Java
On Monday, 24 July 2017 at 17:42:30 UTC, Steven Schveighoffer
wrote:
In D, I would use classes for any time I need polymorphism, and
use structs otherwise.
OK, I'll adhere to this method. :)
Thanks to all for your answers.
On 7/24/17 11:45 AM, Houdini wrote:
On Monday, 24 July 2017 at 15:41:33 UTC, Steven Schveighoffer wrote:
Because types with inheritance generally don't work right if you pass
by value (i.e. the slicing problem).
structs don't support inheritance or virtual functions, so they can be
safely
On Mon, Jul 24, 2017 at 03:45:29PM +, Houdini via Digitalmars-d-learn wrote:
> But in C++, we pass them by reference also to avoid copies (const &).
Exactly... in C++ you basically always pass by reference, so D made that the
default.
On Monday, 24 July 2017 at 15:41:33 UTC, Steven Schveighoffer
wrote:
Because types with inheritance generally don't work right if
you pass by value (i.e. the slicing problem).
structs don't support inheritance or virtual functions, so they
can be safely passed by value.
But in C++, we
On Monday, 24 July 2017 at 15:37:51 UTC, Andrea Fontana wrote:
Maybe this will help you:
https://stackoverflow.com/questions/10965577/usage-preference-between-a-struct-and-a-class-in-d-language
Thanks for this informative link.
On 7/24/17 11:21 AM, Houdini wrote:
Hello,
I am a C++ coder, and I am learning D (just reading a book, for now).
D is very similar to C++ (and also grabs godd ideas from Python), but I
have a naive question : why does Walter Bright chose to instanciate
classes like in Java ? And why is it
On Monday, 24 July 2017 at 15:21:54 UTC, Houdini wrote:
Hello,
I am a C++ coder, and I am learning D (just reading a book, for
now).
D is very similar to C++ (and also grabs godd ideas from
Python), but I have a naive question : why does Walter Bright
chose to instanciate classes like in
Hello,
I am a C++ coder, and I am learning D (just reading a book, for
now).
D is very similar to C++ (and also grabs godd ideas from Python),
but I have a naive question : why does Walter Bright chose to
instanciate classes like in Java ? And why is it different for
structs ?
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