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Type: Posts; User: Imanuel

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  1. Replies
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    Very insightful post and thank you for providing...

    Very insightful post and thank you for providing a very good explanation.
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    Clueless where to begin networking.

    This question may qualify as a duplicate or be a candidate for closure so please notify and I am happy to delete it.

    There is a plethora of information on networking in c++. Similar questions...
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    I don't see a problem with the notion of...

    I don't see a problem with the notion of "self-taught" because we are taught or teach ourselves what we know through the process of learning. Any disinterest in learning and teaching (first or third...
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    std::allocator

    If I choose to reallocate to a new size memory already constructed with a std::allocator, does this alleviate the need to destroy and deallocate prior to reallocation?
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    I don't think why not. I have yet to create a...

    I don't think why not. I have yet to create a Windows Forms program in Visual Studio because I am still learning C++ but WF is suitable to make a GUI application with although I was told c# Forms...
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    Yes and thank you.

    Yes and thank you.
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    sts::allocator::allocate

    When specifying an amount or size_type to the allocate member of the std::allocator, how does that value translate to ::operator new with respect to the number of bytes requested?

    Is it like...
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    Can you be a bit more specific as to the nature...

    Can you be a bit more specific as to the nature of the help needed? I presently write C++ in Visual Studio Professional so I may be of assistance.
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    So my problem was only allocating and not...

    So my problem was only allocating and not simultaneously constructing the memory leading to <Bad Ptr>. Ok thank you.
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    std::allocator

    Not understanding this.



    std::allocator<string> alloc;
    auto const p = alloc.allocate(10);


    Results in p have a <Bad Ptr> upon inspection.
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    Thank you for your reply. Per my text, reference...

    Thank you for your reply. Per my text, reference count increment/decrement happens prior to pointer assignment.
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    I would discourage learning C++ with C. C++ is...

    I would discourage learning C++ with C. C++ is not C with wings. It is a language, at the surface, that differentiates itself from C although, under the hood, much of C++ is backed by C. The...
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    Reference Counting

    Why is it when reference counting, the copy-constructor increments this->counter but the copy-assignment increments ++*rhs.counter?

    I am unable to work out in my head reasons for such. I...
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    This is not making any sense to me. I start two...

    This is not making any sense to me. I start two threads and when they are done, they call join. But what are they joining to? Who or what are they waiting for? Themselves to quit? The function...
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    Thread join() question

    "Blocks the current thread until the thread identified by *this finishes its execution. "

    join() appears similar to function in Java but the description given in cppreference.com is a bit terse...
  16. Can you provide a complete example?

    Can you provide a complete example?
  17. I actually already understood that ... the...

    I actually already understood that ... the primary reason for my compile-time errors. My question was eliciting how to use a unique_ptr inside a container when every container has a copy constructor...
  18. I tried rearranging my code: class World{...

    I tried rearranging my code:



    class World{

    struct UniqueOrganism{
    std::unique_ptr<Organism> unique_organism;

    UniqueOrganism() {}
  19. I need to better understand unique_ptr; allow me to pick your brain

    I wrote some code that produces this:



    1>c:\users\comp sci\documents\visual studio 2010\projects\predatorpreysimulation\predatorpreysimulation\world.h(25): error C2665:...
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    No, I like it. I was just curious if Poo or Boo...

    No, I like it. I was just curious if Poo or Boo could be accessed via Foo but it appears any such access must be polymorphic and your example is quite clear there.
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    Very nice and I appreciate that perspective. By...

    Very nice and I appreciate that perspective. By your post, I would say auto_ptr still has use when applicable and I will try all the solutions given to this thread.
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    No, to access Poo and Boo members through Foo;...

    No, to access Poo and Boo members through Foo; Foo has no members!
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    Inheritance question

    class Foo{
    public:
    };

    class Poo : public Foo{
    // local variables
    public:
    // Accessor/Mutator
    };
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    But a move is not a copy correct? If I move a...

    But a move is not a copy correct? If I move a unique_ptr from one location to another inside a container, that does not entail copy right?

    If this will never work I am happy to use auto_ptr for...
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    I can prob get around no copy or assign of...

    I can prob get around no copy or assign of unique_ptr by returning one from a function which the compiler allows just to stay in keeping with current convention.
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