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c++ Programming Glossary: a'sWill an 'empty' destructor do the same thing as the generated destructor? http://stackoverflow.com/questions/1025313/will-an-empty-destructor-do-the-same-thing-as-the-generated-destructor the object of type C is created in the definition of A's constructor in the .cpp file which also contains the definition.. of C That appeared in the .cpp file where struct A's constructor is defined. This actually is a common problem in..
Pointers to virtual member functions. How does it work? http://stackoverflow.com/questions/1087600/pointers-to-virtual-member-functions-how-does-it-work I'd say that A f in this context would mean the address of A's implementation of f since there is no explicit seperation between..
Conversion constructor vs. conversion operator: precedence http://stackoverflow.com/questions/1384007/conversion-constructor-vs-conversion-operator-precedence class A public operator B conversion operator cout called A's conversion operator endl return B int main B b A what should.. A operator B return 0 The above code displays called A's conversion operator meaning that the conversion operator is..
What's the right way to overload operator== for a class hierarchy? http://stackoverflow.com/questions/1691007/whats-the-right-way-to-overload-operator-for-a-class-hierarchy I make them all free functions then B and C can't leverage A's version without casting. It would also prevent someone from..
pure virtual function with implementation http://stackoverflow.com/questions/2089083/pure-virtual-function-with-implementation B doesn't have anything special to do for f so we'll call A's note that A's declaration of f would have to be public or protected.. anything special to do for f so we'll call A's note that A's declaration of f would have to be public or protected to avoid..
In C++, what is a virtual base class? http://stackoverflow.com/questions/21558/in-c-what-is-a-virtual-base-class
Pros and cons of using nested C++ classes and enumerations? http://stackoverflow.com/questions/216748/pros-and-cons-of-using-nested-c-classes-and-enumerations methods variables symbols etc. which weakens encapsulation A's scope is candidate for symbol lookup code from inside B will..
Determine if two rectangles overlap each other? http://stackoverflow.com/questions/306316/determine-if-two-rectangles-overlap-each-other conditions guarantees that NO OVERLAP CAN EXIST. Cond1. If A's left edge is to the right of the B's right edge then A is Totally.. B's right edge then A is Totally to right Of B Cond2. If A's right edge is to the left of the B's left edge then A is Totally.. B's left edge then A is Totally to left Of B Cond3. If A's top edge is below B's bottom edge then A is Totally below B..
http://stackoverflow.com/questions/347358/inheriting-constructors are B B main.cpp 8 note B B const B& Shouldn't B inherit A's constructor this is using gcc c inheritance gcc constructor..
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 beginning of a POD object. In other words if a POD class A's first member is of type T you can safely reinterpret_cast from..
Global scope vs global namespace http://stackoverflow.com/questions/10269012/global-scope-vs-global-namespace a doesn't exist. int a the curly braces defines this a's scope class A int a its scope is the class itself. outside A..
Computing the scalar product of two vectors in C++ http://stackoverflow.com/questions/10908012/computing-the-scalar-product-of-two-vectors-in-c a vector double b if a.size b.size error check puts Error a's size not equal to b's size return 1 not defined compute double..
why private value of the obj can be changed by class instance? http://stackoverflow.com/questions/12447782/why-private-value-of-the-obj-can-be-changed-by-class-instance A int init value init void changevalue A a a.value 100 why a's value can be changed void printvalue cout value endl int main..
Use a regular iterator to iterate backwards, or struggle with reverse_iterator? http://stackoverflow.com/questions/1853358/use-a-regular-iterator-to-iterate-backwards-or-struggle-with-reverse-iterator algorithm std wstring foo L This is a test with two letter a's involved. std find foo.begin foo.end L'a' Returns an iterator..
How do you use the non-default constructor for a member? http://stackoverflow.com/questions/2088944/how-do-you-use-the-non-default-constructor-for-a-member constructor Basically I want to control the calling of a's constructor from within b's constructor. c class constructor..
http://stackoverflow.com/questions/2920315/permutation-of-array 1 int size sizeof a sizeof a 0 std sort a a size do print a's elements while std next_permutation a a size share improve..
Error with passing a pointer using threads http://stackoverflow.com/questions/5227087/error-with-passing-a-pointer-using-threads question struct a a struct a malloc sizeof struct a init a's members error pthread_create matrixAthread NULL matrixACreate..
http://stackoverflow.com/questions/7062853/c-pointer-assignment and it is a pointer that contains a which is pronounced a's address . int a 5 int b a a b 5 100 ... 100 101 102 103 104..
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