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c++ Programming Glossary: underWhy is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array unable to generate conditional moves for this branch even under Ox . Intel Compiler 11 does something miraculous. It interchanges..
Most vexing parse: why doesn't A a(()); work? http://stackoverflow.com/questions/1424510/most-vexing-parse-why-doesnt-a-a-work Similarly the line A a declares a function also falls under the same category since instead of an object it declares a function...
C++ Which is faster: Stack allocation or Heap allocation http://stackoverflow.com/questions/161053/c-which-is-faster-stack-allocation-or-heap-allocation because they are the same performance wise. I was always under the impression that growing the stack was constant time and..
Why does an overridden function in the derived class hide other overloads of the base class? http://stackoverflow.com/questions/1628768/why-does-an-overridden-function-in-the-derived-class-hide-other-overloads-of-the calls to foo NULL resolve to one function while in D and under they suddenly resolve to another. This behavior was deemed undesirable..
Best open XML parser for C++ [closed] http://stackoverflow.com/questions/170686/best-open-xml-parser-for-c processing power comes at a premium. RapidXML is licensed under Boost Software License and its source code is freely available... for C developed by Code Synthesis and dual licensed under the GNU GPL and a proprietary license. Given an XML instance..
Alternative to itoa() for converting integer to string C++? http://stackoverflow.com/questions/228005/alternative-to-itoa-for-converting-integer-to-string-c Studio I get warnings and when I try to build my program under Linux I get a compilation error. c integer stdstring itoa ..
What is the difference between an int and a long in C++? http://stackoverflow.com/questions/271076/what-is-the-difference-between-an-int-and-a-long-in-c question It is implementation dependent. For example under Windows they are the same but for example on Alpha systems a..
C++ Timer function to provide time in nano seconds http://stackoverflow.com/questions/275004/c-timer-function-to-provide-time-in-nano-seconds like there is some controversy on the efficacy of QPC under certain circumstances as stated in http msdn.microsoft.com en..
http://stackoverflow.com/questions/3106110/what-is-move-semantics share improve this question I find it easiest to understand move semantics with example code. Let's start with a very.. in lines 2 and 3 are not lvalues but rvalues because the underlying string objects have no names so the client has no way to.. to the source string. Again the key insight is that under no circumstance could the client detect that the source had..
When and why will an OS initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete? http://stackoverflow.com/questions/370195/when-and-why-will-an-os-initialise-memory-to-0xcd-0xdd-etc-on-malloc-free-new on other operating systems such as Linux or VxWorks Why My understanding is this only occurs in Win32 debug configuration and.. of that 0xEDEDEDED would give an inaccessible address under 3gb. static unsigned char _bNoMansLandFill 0xFD fill no man's..
What can I use to profile C++ code in Linux? http://stackoverflow.com/questions/375913/what-can-i-use-to-profile-c-code-in-linux in a hurry and you can manually interrupt your program under the debugger while it's being subjectively slow there's a simple..
http://stackoverflow.com/questions/402283/stdwstring-vs-stdstring wstring VS std string I am not able to understand the differences between std string and std wstring . I.. that are ported to Windows It works on my g 4.3.2 under Linux and I used Unicode API on Win32 since Visual C 6. 4. What..
http://stackoverflow.com/questions/408670/stack-static-and-heap-in-c Static and Heap in C I've searched but I've not understood very well these three concepts. When do I have to use dynamic.. and the ability to know exactly what is going on when under the covers then I'd stick with C . There is a reason that every..
http://stackoverflow.com/questions/485525/round-for-float-in-c but not round . Is it present in the standard C library under another name or is it missing c floating point rounding share..
http://stackoverflow.com/questions/589575/size-of-int-long-etc int long double float and other types I didn't think of under different architectures and compilers. c c faq share improve..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python please tell me if I'm doing something wrong or if I'm misunderstanding something. tl dr version include the statement cin.sync_with_stdio.. in advance Edit I should note that I tried this both under OS X 10.6.8 and Linux 2.6.32 RHEL 6.2 . The former is a macbook..
What XML parser should I use in C++? http://stackoverflow.com/questions/9387610/what-xml-parser-should-i-use-in-c doesn't matter to you. Your XML documents are either fully under your control or are guaranteed to use the basic subset of XML.. Like RapidXML it has no dependencies and is distributed under the MIT License. Reading Huge Documents You need to read documents.. is the TinyXPath library that provides it. TinyXML is undergoing a conversion to version 2.0 which significantly changes..
Enable C++11 in Eclipse CDT (Juno/Kepler) indexer [duplicate] http://stackoverflow.com/questions/13635079/enable-c11-in-eclipse-cdt-juno-kepler-indexer Kepler c c 11 eclipse cdt share improve this question Under Project propierties C C General Preprocessor Include Paths Macros..
Why aren't pointers initialized with NULL by default? http://stackoverflow.com/questions/1910832/why-arent-pointers-initialized-with-null-by-default Then tell the compiler to treat all warnings as errors. Under these conditions most compilers will then generate an error..
Calling class method through NULL class pointer http://stackoverflow.com/questions/2505328/calling-class-method-through-null-class-pointer I've got this knowledge so I could be completely wrong Under the hood most compilers will transform your class to somthing..
C++ standard: dereferencing NULL pointer to get a reference? http://stackoverflow.com/questions/2727834/c-standard-dereferencing-null-pointer-to-get-a-reference detail or is this well defined in the standard Under different circumstances a dereferencing of a NULL pointer should..
How to set a timeout on blocking sockets in boost asio? http://stackoverflow.com/questions/291871/how-to-set-a-timeout-on-blocking-sockets-in-boost-asio c sockets boost boost asio share improve this question Under Linux BSD the timeout on I O operations on sockets is directly..
How do you pack a visual studio c++ project for release? http://stackoverflow.com/questions/3230/how-do-you-pack-a-visual-studio-c-project-for-release MFC choose to statically link it. Choose Linker Input. Under Additional Dependencies add any libraries you need your app..
How do I start a CUDA app in Visual Studio 2010? http://stackoverflow.com/questions/3778799/how-do-i-start-a-cuda-app-in-visual-studio-2010 but I've gathered that this is only applicable to VS 2008. Under Build Customizations I see CUDA 3.1 and 3.2 but when I add kernels..
Pointers, smart pointers or shared pointers? http://stackoverflow.com/questions/417481/pointers-smart-pointers-or-shared-pointers a data structure may return pointers to internal objects. Under a scoped pointer it would return a raw pointer or reference.. owns it is destructed and it is an error to delete it. Under a shared pointer the owning object can't destruct the internal..
Singleton instance declared as static variable of GetInstance method http://stackoverflow.com/questions/449436/singleton-instance-declared-as-static-variable-of-getinstance-method shall wait for completion of the initialization. In C 03 Under g it is thread safe. But this is because g explicitly adds code..
High resolution timer with C++ and Linux? http://stackoverflow.com/questions/538609/high-resolution-timer-with-c-and-linux resolution timer with C and Linux Under Windows there are some handy functions like QueryPerformanceCounter..
std::vector, default construction, C++11 and breaking changes http://stackoverflow.com/questions/5759232/stdvector-default-construction-c11-and-breaking-changes class vector vector size_t n const T x T const A a A ... Under the scenes only one S object gets default constructed the n..
http://stackoverflow.com/questions/6319146/c11-introduced-a-standardized-memory-model-what-does-it-mean-and-how-is-it-g 2 x 17 cout y y 37 cout x endl What might Thread 2 output Under C 98 C 03 this is not even Undefined Behavior the question itself.. standard does not contemplate anything called a thread . Under C 11 the result is Undefined Behavior because loads and stores..
http://stackoverflow.com/questions/6403055/object-destruction-in-c an object by value such as T operator const T const T . Under normal circumstances the temporary object is destructed when..
Create WCF service for unmanaged C++ clients http://stackoverflow.com/questions/686452/create-wcf-service-for-unmanaged-c-clients Solution Explorer and select the Properties menu option. Under the General settings change the Output Directory to .. bin Debug... settings change the Output Directory to .. bin Debug. Under the C C General settings add .. HelloServiceClientBridge to.. to the Additional Include Directories. Under the Linker General settings add .. Debug to the Additional Library..
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