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c++ Programming Glossary: abIs returning by rvalue reference more efficient? http://stackoverflow.com/questions/1116641/is-returning-by-rvalue-reference-more-efficient by rvalue reference more efficient for example Beta_ab Beta toAB const return move Beta_ab 1 1 c c 11 rvalue reference.. for example Beta_ab Beta toAB const return move Beta_ab 1 1 c c 11 rvalue reference share improve this question.. c 11 rvalue reference share improve this question Beta_ab Beta toAB const return move Beta_ab 1 1 This returns a dangling..
Issue with pointer to character array C++ http://stackoverflow.com/questions/14189967/issue-with-pointer-to-character-array-c be a very simple snippet of code to write though I'm unable to compile for a reason which I do not understand. The following.. points to the first character of the array just as char p above points to the first character of the array world . When an.. initializer for a character array in char someBuffer 3 ab the string literal ab an array does not decay to a pointer ...
How many palindromes can be formed by selections of characters from a string? http://stackoverflow.com/questions/2033903/how-many-palindromes-can-be-formed-by-selections-of-characters-from-a-string since I believe this is pretty interesting Take the string abb . By leaving out any number of letters less than the length.. the length of the string we end up with 7 strings. a b b ab ab bb abb Out of these 4 are palindromes. Similarly for the.. length of the string we end up with 7 strings. a b b ab ab bb abb Out of these 4 are palindromes. Similarly for the string..
cout << order of call to functions it prints? http://stackoverflow.com/questions/2129230/cout-order-of-call-to-functions-it-prints 'b' cout myQueue.dequeue cout myQueue.dequeue prints ab why is this It seems as though cout is calling the outermost..
May volatile be in user defined types to help writing thread-safe code http://stackoverflow.com/questions/2491495/may-volatile-be-in-user-defined-types-to-help-writing-thread-safe-code tag than the actual intended use of volatile . Is this ab use of volatile appropriate What possible gotchas may be hidden.. Basic simplification of the article If you declare a variable volatile only volatile member methods can be called on it.. share improve this question I think the issue is not about thread safety provided by volatile . It dosen't and Andrei's..
http://stackoverflow.com/questions/2506119/combinations-algorithm I want to make simple sorting algorithm. given the input abcde I would like the output below. could you tell me the algorithm.. could you tell me the algorithm for that arr 0 a arr 1 ab arr 2 ac arr 3 ad arr 4 ae arr 5 abc arr 6 abd arr 7 abe ..... for that arr 0 a arr 1 ab arr 2 ac arr 3 ad arr 4 ae arr 5 abc arr 6 abd arr 7 abe ... arr n abcde arr n 1 b arr n 2 bc arr..
Boost C++ regex - how to get multiple matches http://stackoverflow.com/questions/3122344/boost-c-regex-how-to-get-multiple-matches multiple matches If I have a simple regex pattern like ab. and I have a string that has multiple matches like abc abd.. ab. and I have a string that has multiple matches like abc abd . If I do the following... boost match_flag_type flags.. ab. and I have a string that has multiple matches like abc abd . If I do the following... boost match_flag_type flags boost..
http://stackoverflow.com/questions/389827/namespaces-in-c in C Is there a way to ab use the C preprocessor to emulate namespaces in C I'm thinking..
namespaces for enum types - best practices http://stackoverflow.com/questions/482745/namespaces-for-enum-types-best-practices false break case cRed ... break case cColorBlue ... ... ab using a class as a namespace class Colors enum e cRed cBlue.. For simpler looking code I use a struct as you presumably want the contents to be public. If you're doing any of these.. any of these practices you are ahead of the curve and probably don't need to scrutinize this further. Addendum If you are..
http://stackoverflow.com/questions/883156/tidy-code-for-asynchronous-io messy. What approaches are there What are robust and readable void do_some_io int fd switch state case STEP1 ... async calls.. return state STEP3 case STEP3 ... or perhaps ab using GCC's computed gotos #define concatentate x y x##y #define.. and a state machine so worker functions can trigger the abort resume bit or perhaps a table driven state machine Its not..
Inheritance: 'A' is an inaccessible base of 'B' http://stackoverflow.com/questions/9661936/inheritance-a-is-an-inaccessible-base-of-b using namespace std class A class B private A int main A ab new B g inheritance.cpp inheritance.cpp In function 'int main.. trouble of sending an email to ask for more information about what could happen if this was allowed I guess I'll elaborate.. about what could happen if this was allowed I guess I'll elaborate a little on it. The basic problem is that private inheritance..
Cuda version not working while serial working http://stackoverflow.com/questions/13630817/cuda-version-not-working-while-serial-working const Point2D B const Point2D C const Point2D D intersects AB by the mediator of CD Point2D M 0.5 C D return A dot A M D C.. outside_pt int new_nbpts 0 Point2D newpts 128 Point2D AB outside_pt inside_pt Point2D M 0.5 outside_pt inside_pt double.. inside_pt Point2D M 0.5 outside_pt inside_pt double ABM dot AB M Point2D S pts nbpts 1 for int i 0 i nbpts i Point2D..
Best way to concatenate two vectors? http://stackoverflow.com/questions/3177241/best-way-to-concatenate-two-vectors ex std vector int A std vector int B std vector int AB I want AB to have to contents of A and the contents of B in.. std vector int A std vector int B std vector int AB I want AB to have to contents of A and the contents of B in that order... like this Thanks c vector share improve this question AB.reserve A.size B.size preallocate memory AB.insert AB.end A.begin..
http://stackoverflow.com/questions/6087241/opencv-warpperspective they are so powerful . If A and B are homographies then AB represents the homography which applies B first and then A...
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