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c++ Programming Glossary: countedWhat is a smart pointer and when should I use one? http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one reference count of zero. The object is deleted. Reference counted pointers are very useful when the lifetime of your object is.. or to another object. There is one drawback to reference counted pointers the possibility of creating a dangling reference. Create.. both boost and C 11 define weak_ptr to define a weak uncounted reference to a shared_ptr . Also note that the existing standard..
How is std::string implemented? http://stackoverflow.com/questions/1466073/how-is-stdstring-implemented . He talks about 4 variations several variations on a ref counted implementation commonly known as copy on write when a string.. string data is not. Both object point to the same refcounted data until one of the objects modifies it causing a 'copy on.. a Multithreaded World that discusses why copy on write refcounted implementations often have performance problems in multithreaded..
Practical Uses for the “Curiously Recurring Template Pattern” http://stackoverflow.com/questions/149336/practical-uses-for-the-curiously-recurring-template-pattern uses for the Curiously Recurring Template Pattern The counted class example commonly shown just isn't a convincing example..
Can a C++ class determine whether it's on the stack or heap? http://stackoverflow.com/questions/2054710/can-a-c-class-determine-whether-its-on-the-stack-or-heap have asked me why do this The answer I'm using a ref counted GC right now. However I want to have ability to run mark sweep..
How might I wrap the FindXFile-style APIs to the STL-style Iterator Pattern in C++? http://stackoverflow.com/questions/2531874/how-might-i-wrap-the-findxfile-style-apis-to-the-stl-style-iterator-pattern-in-c at once where each iterator simply tracks a reference counted vector but this seems like a kludge which can be done a better..
STL Rope - when and where to use http://stackoverflow.com/questions/2826431/stl-rope-when-and-where-to-use by large blocks Assignment is simply a possibly reference counted pointer assignment. Unlike reference counted copy on write implementations.. reference counted pointer assignment. Unlike reference counted copy on write implementations this remains largely true even..
Why should casting be avoided? http://stackoverflow.com/questions/4167304/why-should-casting-be-avoided seeming similarity integers should really be used for counted types of things and floating point for measured kinds of things...
What is the use of “delete this”? http://stackoverflow.com/questions/447379/what-is-the-use-of-delete-this this question delete this is commonly used for ref counted objects. For a ref counted object the decision of when to delete.. this is commonly used for ref counted objects. For a ref counted object the decision of when to delete is usually placed on the..
What C++ Smart Pointer Implementations are available? http://stackoverflow.com/questions/5026197/what-c-smart-pointer-implementations-are-available pointer arithmetic as well. In short it wraps a reference counted smart pointer around a dynamically allocated object. As the.. scenarios STL PIMPL RAII etc this is a shared referenced counted smart pointer. I've heard a few complaints about performance..
http://stackoverflow.com/questions/550189/is-it-safe-to-delete-this class's member variables. It is usually found in reference counted classes that when the ref count is decremented to 0 the DecrementRefCount..
How can I use Standard Library (STL) classes in my dll interface or ABI? http://stackoverflow.com/questions/5661738/how-can-i-use-standard-library-stl-classes-in-my-dll-interface-or-abi holds that data this might be the case in a reference counted implementation . In fact different versions or even patch levels..
smart pointers (boost) explained http://stackoverflow.com/questions/569775/smart-pointers-boost-explained that shares ownership third kind above . It is reference counted so it can see when the last copy of it goes out of scope and..
Which kind of pointer do I use when? http://stackoverflow.com/questions/8706192/which-kind-of-pointer-do-i-use-when a lightweight solution if your resource offers reference counted management already and you want to adopt it to the RAII principle...
Smart Pointers: Or who owns you baby? [closed] http://stackoverflow.com/questions/94227/smart-pointers-or-who-owns-you-baby T Multiple ownership. This is a simple reference counted pointer. When reference count reaches zero object is destroyed... these 3 kinds cover most of my needs shared_ptr reference counted deallocation when the counter reaches zero weak_ptr same as..
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