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c++ Programming Glossary: arisesThe simplest and neatest c++11 ScopeGuard http://stackoverflow.com/questions/10270328/the-simplest-and-neatest-c11-scopeguard some clever template hacks like abusing the ambiguity that arises from using for both templates and comparison operators and the..
static vs non-static variables in namespace http://stackoverflow.com/questions/11623451/static-vs-non-static-variables-in-namespace foo.h in only one file this works just fine. But a problem arises when I include foo.h from two or more files I get a linker error...
Writing Python bindings for C++ code that use OpenCV http://stackoverflow.com/questions/12957492/writing-python-bindings-for-c-code-that-use-opencv has to be returned from C to python an analogous situation arises where C code is needed to convert the C representation of the..
Does performance differs between Python or C++ coding of OpenCV? http://stackoverflow.com/questions/13432800/does-performance-differs-between-python-or-c-coding-of-opencv time taken in C minimum time taken in C . The problem arises when your code has a lot of native python codes.For eg if you..
http://stackoverflow.com/questions/14677997/stdfunction-vs-template where templates cannot be used. One such use case arises when you need to resolve a call at run time by invoking a callable..
http://stackoverflow.com/questions/1810343/is-a-wide-character-string-literal-starting-with-l-like-lhello-world-guarantee but represented as std wstring Right So the question that arises to me is whether the C standard gives any quarantee about the..
how to sum a large number of float number? http://stackoverflow.com/questions/2148149/how-to-sum-a-large-number-of-float-number it's close enough to the real answer. The real problem arises when you add lots of very small numbers to a big number where..
How to speed up my sparse matrix solver? http://stackoverflow.com/questions/2388196/how-to-speed-up-my-sparse-matrix-solver even more. Use a specialized solver. If the linear system arises from the Poisson equation you can do even better than conjugate..
C++ STL: Array vs Vector: Raw element accessing performance http://stackoverflow.com/questions/2740020/c-stl-array-vs-vector-raw-element-accessing-performance address constant eax 4 The difference in perfromance arises from that extra mov instruction in the first variant which has..
What trick does Java use to avoid spaces in >>? http://stackoverflow.com/questions/2808324/what-trick-does-java-use-to-avoid-spaces-in between C Templates and Java Generic says In C a problem arises because without the space denotes the right shift operator...
questions about name mangling in C++ http://stackoverflow.com/questions/2937273/questions-about-name-mangling-in-c same name global and local variables 2 From Wiki The need arises where the language allows different entities to be named with..
How do you check for infinite and indeterminate values in C++? http://stackoverflow.com/questions/410853/how-do-you-check-for-infinite-and-indeterminate-values-in-c indeterminate values in C In my programs infinity usually arises when a value is divided by zero. I get indeterminate when I..
Why is this cin reading jammed? http://stackoverflow.com/questions/478258/why-is-this-cin-reading-jammed will wait for you to type something in. Another problem arises if you have got a cin followed by a getline The cin will leave..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c of 8 integers depicted as a large box . The same situation arises in classes and is maybe more obvious. A pointer to an object..
http://stackoverflow.com/questions/5503352/const-before-or-const-after it is accepted either way. A similar sort of case arises when declaring function pointers where void function1 void declares..
Why would one replace default new and delete operators? http://stackoverflow.com/questions/7149461/why-would-one-replace-default-new-and-delete-operators well for everybody but optimally for nobody. This behavior arises from the fact that they are designed for general purpose use..
How should I write ISO C++ Standard conformant custom new and delete operators? http://stackoverflow.com/questions/7194127/how-should-i-write-iso-c-standard-conformant-custom-new-and-delete-operators call if operator new can't allocate enough memory or error arises void outOfMemHandler std cerr Unable to satisfy request for..
http://stackoverflow.com/questions/750178/typedef-pointers-a-good-idea it easier to change the API in the future if the need arises for instance using an ID rather than a pointer or vice versa..
How to copy (or swap) objects of a type that contains members that are references or const? http://stackoverflow.com/questions/7580635/how-to-copy-or-swap-objects-of-a-type-that-contains-members-that-are-reference references or const The problem I am trying to address arises with making containers such as an std vector of objects that..
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