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c++ Programming Glossary: implementationsIn C++ source, what is the effect of extern “C”? http://stackoverflow.com/questions/1041866/in-c-source-what-is-the-effect-of-extern-c Only where the object layout strategies of two language implementations are similar enough can such linkage be achieved share improve..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work malloc too can be understood better In many malloc free implementations free does normally not return the memory to the operating system..
Is gcc4.7 buggy about regular expressions? [duplicate] http://stackoverflow.com/questions/12530406/is-gcc4-7-buggy-about-regular-expressions still a work in progress and we shipped lots of partial implementations. Noone thought it would remain unusable for so long so with..
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 function. Common issues with class type members Template implementations not visible. Symbols were defined in a C program and used in..
How to implement big int in C++ http://stackoverflow.com/questions/269268/how-to-implement-big-int-in-c then a long int. I know that there are several open source implementations out there already but I'd like to write my own. I trying to..
What does int argc, char *argv[] mean? http://stackoverflow.com/questions/3024197/what-does-int-argc-char-argv-mean be 1 plus the number of arguments as virtually all implementations will prepend the name of the program to the array. The variables..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom just as easily do the following and indeed many naive implementations of the idiom do dumb_array operator const dumb_array other dumb_array..
What are Aggregates and PODs and how/why are they special? http://stackoverflow.com/questions/4178175/what-are-aggregates-and-pods-and-how-why-are-they-special it means that the objects of this class have on most implementations a pointer to the so called vtable of the class which is set..
What is the proper declaration of main? http://stackoverflow.com/questions/4207134/what-is-the-proper-declaration-of-main main int argc char argv int main int argc char argv Some implementations may allow other types and numbers of parameters you'd have to..
C/C++: Capture characters from standard input without waiting for enter to be pressed http://stackoverflow.com/questions/421860/c-c-capture-characters-from-standard-input-without-waiting-for-enter-to-be-pr in Visual C . curses available for linux compatible curses implementations are available for windows too. It has also a getch function...
When to use virtual destructors? http://stackoverflow.com/questions/461203/when-to-use-virtual-destructors Derived object delete b has undefined behaviour . In most implementations the call to the destructor will be resolved like any non virtual..
Why can templates only be implemented in the header file? http://stackoverflow.com/questions/495021/why-can-templates-only-be-implemented-in-the-header-file with the template argument in this case int . If these implementations were not in the header they wouldn't be accessible and therefore..
What's this STL vs. “C++ Standard Library” fight all about? [closed] http://stackoverflow.com/questions/5205491/whats-this-stl-vs-c-standard-library-fight-all-about there are some STL like libraries that are in fact implementations of the original STL not the C Standard Library. Until recently..
What does T&& (double ampersand) mean in C++11? http://stackoverflow.com/questions/5481539/what-does-t-double-ampersand-mean-in-c11 extraneous copies especially in standard library implementations. For example a copy constructor might look like this foo foo..
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 if anyone touches the previously valid stack page . Again implementations do not actually do that because it is slow and unnecessary... do that because it is slow and unnecessary. Instead implementations let you make mistakes and get away with it. Most of the time...
Singleton: How should it be used http://stackoverflow.com/questions/86582/singleton-how-should-it-be-used appropriate would be a list of Anti Usages and common bad implementations explaining why they fail to work and for good implementations.. explaining why they fail to work and for good implementations their weaknesses. So get the ball rolling I will hold my hand.. return instance OK. Lets get some criticism and other implementations together. c design patterns singleton implementation share..
Calling virtual functions inside constructors http://stackoverflow.com/questions/962132/calling-virtual-functions-inside-constructors dangerous and should be avoided whenever possible. All C implementations should call the version of the function defined at the level..
Does C++ ofstream file writing use a buffer? http://stackoverflow.com/questions/10449772/does-c-ofstream-file-writing-use-a-buffer that. However this is a quality of implementation issue. Implementations are not required to do this but any competent implementation..
http://stackoverflow.com/questions/12006854/why-the-size-of-a-pointer-to-a-function-is-different-from-the-size-of-a-pointer
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 in its execution environment. emphasis mine footnote Implementations must behave as if these separate phases occur although in practice..
Regarding C++ Include another class http://stackoverflow.com/questions/12733888/regarding-c-include-another-class code needs to be separated out in to interfaces .h and Implementations .cpp . The compiler needs to see the composition of a type when..
Random long long generator C++ [closed] http://stackoverflow.com/questions/13708940/random-long-long-generator-c on other things and that they'll get around to it soon. Implementations on other operating systems such as Linux or Mac OS X can commonly..
Does const mean thread-safe in C++11? http://stackoverflow.com/questions/14127379/does-const-mean-thread-safe-in-c11 shall meet each requirement unless otherwise specified. Implementations may prevent data races in cases other than those specified below...
thread safety of MPI send using threads created with std::async http://stackoverflow.com/questions/14836560/thread-safety-of-mpi-send-using-threads-created-with-stdasync to MPI_Init_thread argc argv MPI_THREAD_SINGLE provided . Implementations are not required to initialise exactly at the requested level..
http://stackoverflow.com/questions/15752910/is-stdregex-thread-safe shall meet each requirement unless otherwise specified. Implementations may prevent data races in cases other than those specified below...
Is there a standard sign function (signum, sgn) in C/C++? http://stackoverflow.com/questions/1903954/is-there-a-standard-sign-function-signum-sgn-in-c-c val val T 0 Benefits Actually implements signum 1 0 or 1 . Implementations here using copysign only return 1 or 1 which is not signum...
Fastest cross-platform A* implementation? http://stackoverflow.com/questions/2107601/fastest-cross-platform-a-implementation Windows iPhone A implementation for C using a small grid Implementations Google returns http www.heyes jones.com astar.html Most links..
What data-structure should I use to create my own “BigInteger” class? http://stackoverflow.com/questions/2224092/what-data-structure-should-i-use-to-create-my-own-biginteger-class this question Check out the book C Interfaces and Implementations by David R. Hanson. It has 2 chapters on the subject covering..
OpenMP: What is the benefit of nesting parallelizations? http://stackoverflow.com/questions/4317551/openmp-what-is-the-benefit-of-nesting-parallelizations
C++ for-loop - size_type vs. size_t http://stackoverflow.com/questions/4849678/c-for-loop-size-type-vs-size-t of the largest object in the allocation model Then it adds Implementations of containers described in this International Standard are permitted..
How is the C++ exception handling runtime implemented? http://stackoverflow.com/questions/490773/how-is-the-c-exception-handling-runtime-implemented language implementation share improve this question Implementations may differ but there are some basic ideas that follow from requirements...
What C++ Smart Pointer Implementations are available? http://stackoverflow.com/questions/5026197/what-c-smart-pointer-implementations-are-available C Smart Pointer Implementations are available Comparisons Pros Cons and When to Use This is..
http://stackoverflow.com/questions/5232198/about-vectors-growth capacity of a vector grows is implementation dependent. Implementations almost invariable choose exponential growth in order to meet..
C++11 Thread safety of Random number generators http://stackoverflow.com/questions/8813592/c11-thread-safety-of-random-number-generators shall meet each requirement unless otherwise specified. Implementations may prevent data races in cases other than those specified below... on iterators associated with that container. end note 7 Implementations may share their own internal objects between threads if the..
What are the stages of compilation of a C++ program? http://stackoverflow.com/questions/8833524/what-are-the-stages-of-compilation-of-a-c-program for execution in its execution environment. footnote Implementations must behave as if these separate phases occur although in practice..
Markdown Implementations for C/C++ http://stackoverflow.com/questions/889434/markdown-implementations-for-c-c Implementations for C C What is the best implementation of Markdown for C or..
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