¡@
c++ Programming Glossary: calledWhy is “using namespace std;” considered bad practice? http://stackoverflow.com/questions/1452721/why-is-using-namespace-std-considered-bad-practice at all. But consider this You are using two libraries called Foo and Bar using namespace foo using namespace bar Everything.. to a new version of Foo 2.0 which now offers a function called Quux . Now you've got a conflict Both Foo 2.0 and Bar import..
How to pass objects to functions in C++? http://stackoverflow.com/questions/2139224/how-to-pass-objects-to-functions-in-c make a copy inside of the function here pass by value is called pass by copy because passing by value always creates a copy..
Regular cast vs. static_cast vs. dynamic_cast http://stackoverflow.com/questions/28002/regular-cast-vs-static-cast-vs-dynamic-cast ... int main MyClass c start_thread func c func c will be called .join In this example you know that you passed a MyClass object.. an implicit conversion. Regular Cast These casts are also called c style cast. A c style cast is basically identical to trying..
http://stackoverflow.com/questions/3106110/what-is-move-semantics couldn't tell a difference C 0x introduces a new mechanism called rvalue reference which among other things allows us to detect..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom assignment operator and destructor it should really be called The Big Three and A Half any time your class manages a resource.. upon the parameter's scope ends and its destructor is called. Because the idiom repeats no code we cannot introduce bugs.. the operator throws the destructor of dumb_array might be called and if that happens without setting it to null we attempt to..
When should static_cast, dynamic_cast and reinterpret_cast be used? http://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-and-reinterpret-cast-be-used of the same type in the inheritance hierarchy the so called 'dreaded diamond' and you aren't using virtual inheritance...
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 to be worth fixing. Yet another way to look at it is called the Rule Of Succession . If you flip a coin 2 times and it comes..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three If you are puzzled by the name name age age part this is called a member initializer list . Special member functions What does.. the constructor. The members' destructors are implicitly called after the person destructor is finished After executing the..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points says At certain specified points in the execution sequence called sequence points all side effects of previous evaluations shall..
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 is value initialized its default constructor is called. If the default constructor is implicitly defined then all nonstatic.. class have on most implementations a pointer to the so called vtable of the class which is set in the constructor so brace.. and rephrase in a bit clearer way An aggregate class is called a POD if it has no user defined copy assignment operator and..
When to use forward declaration? http://stackoverflow.com/questions/553682/when-to-use-forward-declaration about its size members or methods. This is why it's called an incomplete type . Therefore you cannot use the type to declare..
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 that contains it. The process that determines this is called name lookup. This however presents a problem in templates How.. The subset of all dependent constructs that are names is called dependent name . Function names however may have different meaning..
C++ Implicit Conversion Operators Precedence http://stackoverflow.com/questions/10285695/c-implicit-conversion-operators-precedence CustomizedInt operator unsigned long int const std cout Called operator unsigned long int unsigned long int output output unsigned.. output CustomizedInt operator std string const std cout Called operator std string std stringstream ss ss this data return.. CustomizedInt x std cout x std endl return 0 Which prints Called operator unsigned long int 123 . My questions are these After..
std::endl is of unknown type when overloading operator<< http://stackoverflow.com/questions/1134388/stdendl-is-of-unknown-type-when-overloading-operator stream std cout for example will flush the stream stream Called MyStream endl std endl return stream this is the type of std..
Qt/mingw32 undefined reference errors… unable to link a .lib http://stackoverflow.com/questions/1137323/qt-mingw32-undefined-reference-errors-unable-to-link-a-lib with Qt. So I took the most simple library that I have. Called MessageBuffer . So I added MessageBuffer.h to the main.cpp and..
C++: When (and how) are C++ Global Static Constructors Called? http://stackoverflow.com/questions/1271248/c-when-and-how-are-c-global-static-constructors-called When and how are C Global Static Constructors Called I'm working on some C code and I've run into a question which..
http://stackoverflow.com/questions/17632340/cannot-run-opengl-program glDisable GL_LINE_SMOOTH glDisable GL_STENCIL_TEST Called to draw scene void RenderScene void Clear the window with current..
What is the correct synchronization method for the thread in win32 http://stackoverflow.com/questions/20603507/what-is-the-correct-synchronization-method-for-the-thread-in-win32 and respond accordingly ... void OnExternalCallback Called from external library when the condition becomes true signal..
boost::python Export Custom Exception http://stackoverflow.com/questions/2261858/boostpython-export-custom-exception void my_cpp_function bool throwException std cout Called a C function. std endl if throwException throw MyCPPException..
http://stackoverflow.com/questions/2615162/return-value-not-a-reference-from-the-function-bound-to-a-const-reference-in of type const BoundingBox from function GetBoundingBox Called function From within function Update the following is called..
Handle complex options with Boost's program_options http://stackoverflow.com/questions/2935587/handle-complex-options-with-boosts-program-options boost optional float param1 boost optional float param2 Called by program_options to parse a set of Model arguments void validate..
How to use NDK in android project? http://stackoverflow.com/questions/4359720/how-to-use-ndk-in-android-project int second static System.loadLibrary local_module_ndk Called when the activity is first created. @Override public void onCreate..
Can someone explain this template code that gives me the size of an array? http://stackoverflow.com/questions/437150/can-someone-explain-this-template-code-that-gives-me-the-size-of-an-array typename T size_t n size_t array_size const T n return n Called with our previously defined array a will implicitly instantiate..
Calling a java method from c++ in Android http://stackoverflow.com/questions/5198105/calling-a-java-method-from-c-in-android String LIB_NAME name static System.loadLibrary LIB_NAME Called when the activity is first created. @Override public void onCreate.. String LIB_NAME thelib static System.loadLibrary LIB_NAME Called when the activity is first created. @Override public void onCreate..
C++, __try and try/catch/finally http://stackoverflow.com/questions/7049502/c-try-and-try-catch-finally exceptions are supported at the operating system level. Called Structured Exception Handling SEH they are the rough equivalent..
http://stackoverflow.com/questions/8886812/overload-c-macros p5 std string p p1 p2 p3 p4 p5 log _log __FUNCTION__ p 5 Called like this DEBUG_TRACE_2 more params c c macros overloading..
|