¡@
c++ Programming Glossary: simplehttp://stackoverflow.com/questions/1008019/c-singleton-design-pattern share improve this question See this article for a simple design for a lazy evaluated with guaranteed destruction singleton..
Why 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 consecutively goes the same direction many times. Even a simple saturating counter will correctly predict the branch except..
How to pass objects to functions in C++? http://stackoverflow.com/questions/2139224/how-to-pass-objects-to-functions-in-c except when you do not need ownership of the object and a simple alias will do in which case you pass by const reference unless..
What is the difference between new/delete and malloc/free? http://stackoverflow.com/questions/240212/what-is-the-difference-between-new-delete-and-malloc-free calculation of space. Reallocating larger chunk of memory simple No copy constructor to worry about They will NOT call new delete..
Is there a performance difference between i++ and ++i in C++? http://stackoverflow.com/questions/24901/is-there-a-performance-difference-between-i-and-i-in-c i . For C the answer is a bit more complicated. If i is a simple type not an instance of a C class then the answer given for..
Is it possible to write a C++ template to check for a function's existence? http://stackoverflow.com/questions/257288/is-it-possible-to-write-a-c-template-to-check-for-a-functions-existence a certain member function is defined on a class Here's a simple example of what I would want to write template class T std string..
http://stackoverflow.com/questions/3106110/what-is-move-semantics move semantics with example code. Let's start with a very simple string class which only holds a pointer to a heap allocated.. move semantics which I intentionally left out to keep it simple. If you want more details please see my supplementary answer..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom to be assignable and destructible. So what we've done is simple initialize via the default constructor a C 11 feature then swap.. be found through ADL . One function will do. ¡The reason is simple once you have the resource to yourself you may swap and or move..
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 the debugger while it's being subjectively slow there's a simple way to find performance problems. Just halt it several times..
RAII and smart pointers in C++ http://stackoverflow.com/questions/395123/raii-and-smart-pointers-in-c c smart pointers raii share improve this question A simple and perhaps overused example of RAII is a File class. Without..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three what copying an object actually means. Let us consider a simple example class person std string name int age public person const.. as std string already does it for you. Just compare the simple code using a std string member to the convoluted and error prone..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers I removed the custom output iterator in favour of a simple for loop in the print function. All implementation details are..
How do I tokenize a string in C++? http://stackoverflow.com/questions/53849/how-do-i-tokenize-a-string-in-c string split tokenize share improve this question Your simple case can easily be built using the std string find method. However..
Where and why do I have to put the “template” and “typename” keywords? http://stackoverflow.com/questions/610245/where-and-why-do-i-have-to-put-the-template-and-typename-keywords bool float to std string is a compile time error. The simple solution was to add a template typename U struct inUnion . The.. to add a template typename U struct inUnion . The idea is simple I think Each UnionNode T Tail defines a template specialization.. as an example t f How should this be parsed Usually for simple languages for parsing you don't need to know the meaning of..
How can I efficiently select a Standard Library container in C++11? http://stackoverflow.com/questions/10699265/how-can-i-efficiently-select-a-standard-library-container-in-c11 Associative containers they have a find operation Simple Sequence containers and then you can build several adapters..
http://stackoverflow.com/questions/1380371/what-are-the-most-widely-used-c-vector-matrix-math-linear-algebra-libraries-a one over the other given your situation. GMTL Benefits Simple API specifically designed for graphics engines. Includes many..
How to make generic computations over heterogeneous argument packs of a variadic template function? http://stackoverflow.com/questions/14261183/how-to-make-generic-computations-over-heterogeneous-argument-packs-of-a-variadic if the argument pack contains values of heterogenous types Simple functor with a generic call operator that prints its input...
Undefined reference to vtable. Trying to compile a Qt project http://stackoverflow.com/questions/1552069/undefined-reference-to-vtable-trying-to-compile-a-qt-project addressText 1 1 setLayout mainLayout setWindowTitle tr Simple Address Book c qt compiler mingw share improve this question..
Best open XML parser for C++ [closed] http://stackoverflow.com/questions/170686/best-open-xml-parser-for-c only implementation simplifying the integration process. Simple license that allows use for almost any purpose both commercial..
What are the Complexity guarantees of the standard containers? http://stackoverflow.com/questions/181693/what-are-the-complexity-guarantees-of-the-standard-containers Insert Sequence Back Insert Sequence Associative Container Simple Associative Container Pair Associative Container Sorted Associative.. Back Seuqence Forward Reverse Container std set Sorted Simple Unique Associative Container Forward Container std map Sorted.. Container Forward Container std multiset Sorted Simple Multiple Associative Container Forward Container std multimap..
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 as a manual specialization when appropriate. Accurate Simple comparisons with zero can maintain the machine's internal high..
C++ preprocessor __VA_ARGS__ number of arguments http://stackoverflow.com/questions/2124339/c-preprocessor-va-args-number-of-arguments preprocessor __VA_ARGS__ number of arguments Simple question for which I could not find answer on the net. In variadic..
Explicit Type Conversion and Multiple Simple Type Specifiers http://stackoverflow.com/questions/2144012/explicit-type-conversion-and-multiple-simple-type-specifiers Type Conversion and Multiple Simple Type Specifiers To value initialize an object of type T one..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects contains a pointer class A size_t mSize int mArray public Simple constructor destructor are obvious. A size_t s 0 mSize s mArray..
Simple example of threading in C++ http://stackoverflow.com/questions/266168/simple-example-of-threading-in-c example of threading in C Can someone post a simple example..
c++ integer->std::string conversion. Simple function? http://stackoverflow.com/questions/273908/c-integer-stdstring-conversion-simple-function integer std string conversion. Simple function Problem I have an integer this integer needs to be..
http://stackoverflow.com/questions/2979209/using-fflushstdin work flawlessly c fflush share improve this question Simple this is undefined behavior since fflush is meant to be called..
http://stackoverflow.com/questions/4474086/display-qimage-with-qtgui it c qt qimage qtgui share improve this question Simple but complete example showing how to display QImage might look..
Simple object detection using OpenCV and machine learning http://stackoverflow.com/questions/6416117/simple-object-detection-using-opencv-and-machine-learning object detection using OpenCV and machine learning I have to..
Difference between try-catch syntax for function http://stackoverflow.com/questions/6756931/difference-between-try-catch-syntax-for-function then the original exception is automatically rethrown. In Simple words A constructor or destructor function try block's handler..
Simple 3x3 matrix inverse code (C++) http://stackoverflow.com/questions/983999/simple-3x3-matrix-inverse-code-c 3x3 matrix inverse code C What's the easiest way to compute..
|