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c++ Programming Glossary: longerWhat 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 has to explicitly destroy the object when it is no longer useful. Need to create the object to achieve some goal MyObject.. destroyed. You still have to create the object but you no longer have to worry about destroying it. SomeSmartPtr MyObject ptr.. ptr Oops Compile error ptr not defined since it is no longer in scope. Note that scoped_ptr instances cannot be copied. This..
What is an undefined reference/unresolved external symbol error and how do I fix it? http://stackoverflow.com/questions/12573816/what-is-an-undefined-reference-unresolved-external-symbol-error-and-how-do-i-fix White space characters separating tokens are no longer significant. Each preprocessing token is converted into a token...
Do-While and if-else statements in C/C++ macros http://stackoverflow.com/questions/154136/do-while-and-if-else-statements-in-c-c-macros gralt which is syntactically incorrect as the else is no longer associated with the if. It doesn't help to wrap things in curly..
In C++, what is a virtual base class? http://stackoverflow.com/questions/21558/in-c-what-is-a-virtual-base-class of A included in the hierarchy. Hence D d d.Foo no longer ambiguous Hope that helps as a mini summary. For more information..
What are the rules about using an underscore in a C++ identifier? http://stackoverflow.com/questions/228783/what-are-the-rules-about-using-an-underscore-in-a-c-identifier use underscore. After doing research on this article I no longer end my identifiers with '_t' as this is reserved by the POSIX..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom uniform implementation of operator . Additionally we no longer have a performance penalty on non self assignments. And that..
When should static_cast, dynamic_cast and reinterpret_cast be used? http://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-and-reinterpret-cast-be-used or reinterpret_cast will fail. Even then consider the longer more explicit option. C style casts also ignore access control..
RAII and smart pointers in C++ http://stackoverflow.com/questions/395123/raii-and-smart-pointers-in-c close if we forget to do this we're holding onto the file longer than we need to. The second problem is what if an exception.. memory leak i.e. not deleting object even though it is no longer required. This is where smart pointers come in. The following.. references to str it will be deleted. As such you no longer have to worry about deleting it yourself. Quick edit as some..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c size of the array is lost in this process since it is no longer part of the type T . Pro Forgetting the size of an array on..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome or clear it to forget the address to the house that no longer exists. var h THouse begin h THouse.Create 'My house' ... h.Free.. the piece of paper you've forgotten that the house is no longer there and goes to visit it with failed results see also the.. old out of date address. Access to the house that is no longer standing might or might not work. This is a variation of the..
Can a local variable's memory be accessed outside its scope? http://stackoverflow.com/questions/6441218/can-a-local-variables-memory-be-accessed-outside-its-scope force that causes your book to disappear when you are no longer authorized to be in the room. Nor is there a mysterious force.. storage when it is needed and reclaim it when it is no longer needed. The second is to have some sort of short lived storage..
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