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c++ Programming Glossary: callsIs there a difference in C++ between copy initialization and direct initialization? http://stackoverflow.com/questions/1051379/is-there-a-difference-in-c-between-copy-initialization-and-direct-initializati also the mechanism that prefers non const member function calls for non const objects . Note that if we change the conversion..
throwing exceptions out of a destructor http://stackoverflow.com/questions/130117/throwing-exceptions-out-of-a-destructor method can potentially throw an exception. The destructs calls close if the file has been opened but makes sure that any exceptions..
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 if i is an instance of a C class then i and i are making calls to one of the operator functions. Here's a standard pair of..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom operator in terms of itself Not only that but unqualified calls to swap will use our custom swap operator skipping over the..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses std vector int out Pass a functor to std transform which calls the functor on every element in the input sequence and stores..
What are all the common undefined behaviour that a C++ programmer should know about? [closed] http://stackoverflow.com/questions/367633/what-are-all-the-common-undefined-behaviour-that-a-c-programmer-should-know-ab of its static objects Making virtual function calls to pure virtual functions of an object from its constructor..
Pass by Reference / Value in C++ http://stackoverflow.com/questions/410593/pass-by-reference-value-in-c int main Object obj 10 Object const obj_c 10 sample obj calls 1 sample obj calls 3 sample oj_c calls 2 sample1 obj calls 4.. obj 10 Object const obj_c 10 sample obj calls 1 sample obj calls 3 sample oj_c calls 2 sample1 obj calls 4 Some people would.. obj_c 10 sample obj calls 1 sample obj calls 3 sample oj_c calls 2 sample1 obj calls 4 Some people would claim that 1 and 3 are..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three objects allocated within the body a destructor for class X calls the destructors for X's direct ... members n3126.pdf 12.4 §6..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points 8.3.6 are considered to be created in the expression that calls the function not the expression that defines the default argument..
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 to its original value memcpy buf obj N between these two calls to memcpy obj might be modified memcpy obj buf N at this point..
http://stackoverflow.com/questions/4421706/operator-overloading defined ones because they are syntactic sugar for method calls do not use shortcut semantics. User will expect these operators..
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 or values variables may have different types or function calls might end up calling different functions. Such constructs are..
Do the parentheses after the type name make a difference with new? http://stackoverflow.com/questions/620137/do-the-parentheses-after-the-type-name-make-a-difference-with-new opposed to user defined. new C default initializes C which calls the default ctor. new C value initializes C which calls the.. calls the default ctor. new C value initializes C which calls the default ctor. So in all versions of C there's a difference..
Can a local variable's memory be accessed outside its scope? http://stackoverflow.com/questions/6441218/can-a-local-variables-memory-be-accessed-outside-its-scope be easily predicted ahead of time. The compiler generates calls into a heap manager that knows how to dynamically allocate storage.. entered its local variables come alive. When that method calls another method the new method's local variables come alive...
Is excessive use of this in C++ a code smell http://stackoverflow.com/questions/1057425/is-excessive-use-of-this-in-c-a-code-smell public Base void print_conflicts std cout f std endl Calls f std cout this f std endl Calls A f std cout g_ std endl Prints.. std cout f std endl Calls f std cout this f std endl Calls A f std cout g_ std endl Prints global g_ std cout this g_ std..
Code::Blocks and Boost Asio. It just wont work [closed] http://stackoverflow.com/questions/11497160/codeblocks-and-boost-asio-it-just-wont-work to allow handler memory allocation to be customised. Calls to operator are forwarded to the encapsulated handler. template..
http://stackoverflow.com/questions/1202262/ruby-win32-api-interface Win32API.new 'shell32' 'SHAppBarMessage' 'L' 'P' 'L' # Calls SHAppBarMessage and returns the altered APPBARDATA def self.shAppBarMessage..
Tools to find included headers which are unused? [closed] http://stackoverflow.com/questions/1301850/tools-to-find-included-headers-which-are-unused foo int bar.cc #include f1.h #include f2.h int main foo 0 Calls 'foo int ' but all functions were in overload set If you take.. foo int bar.cc #include f1.h #include f2.h int main foo 0 Calls specialization 'foo int int ' As for the overload example the..
C++ implicit copy constructor for a class that contains other objects http://stackoverflow.com/questions/1810163/c-implicit-copy-constructor-for-a-class-that-contains-other-objects Zero Initialization compiler generated constructor X X Y Calls the base constructor If this is compiler generated use the.. Default construction of basic PODS zeros them m_b 0 m_c Calls the default constructor of Z If this is compiler generated.. Value Initialization compiler generated constructor X X Y Calls the base constructor If this is compiler generated use the..
Overload handling of std::endl? http://stackoverflow.com/questions/2212776/overload-handling-of-stdendl std endl causes the following. 1 Add ' n' to the stream. 2 Calls flush on the stream 2a This calls pubsync on the stream buffer...
How Visitor Pattern avoid downcasting http://stackoverflow.com/questions/3254788/how-visitor-pattern-avoid-downcasting void Derived1 Accept Visitor v v.Visit this Calls Derived1 overload on visitor void Derived2 Accept Visitor v.. on visitor void Derived2 Accept Visitor v v.Visit this Calls Derived2 overload on visitor That was the framework. Now you..
Does delete call the destructor in C++? http://stackoverflow.com/questions/677653/does-delete-call-the-destructor-in-c automatically. int main B BPtr new B delete BPtr Calls ~B which calls ~A C CPtr new C delete CPtr B b C c b and c are..
Do I need to manually close a ifstream? http://stackoverflow.com/questions/748014/do-i-need-to-manually-close-a-ifstream
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