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c++ Programming Glossary: myintTemplate metaprogram converting type to unique number http://stackoverflow.com/questions/1708458/template-metaprogram-converting-type-to-unique-number a unique integer and map it to type like below int myInt TypeInt AClass value Where value should be a compile time constant..
Using Iterators to hide internal container and achieve generic operation over a base container http://stackoverflow.com/questions/2191724/using-iterators-to-hide-internal-container-and-achieve-generic-operation-over-a are some code samples to make it clear struct MyObject int myInt an abstract container class BaseContainer public virtual void.. iend containers i getLast for i iend i std cout i .myInt std endl I further would like to have support for boost foreach.. i BOOST_FOREACH MyObject obj containers i std cout obj.myInt std endl I think I can define my own iterator class then each..
I just don't get the C++ Pointer/Reference system http://stackoverflow.com/questions/2667420/i-just-dont-get-the-c-pointer-reference-system C you can do this void setToSomething int var var 123 int myInt setToSomething myInt Myint is now 123 why Doesn't mean memory.. setToSomething int var var 123 int myInt setToSomething myInt Myint is now 123 why Doesn't mean memory address of x in C What.. of x in C What do I do then if var is only the adress to myInt and not a pointer void setToSomething int var var 123 int myInt..
Am I misunderstanding assert() usage? http://stackoverflow.com/questions/3316853/am-i-misunderstanding-assert-usage #include stdio.h #include assert.h void print_number int myInt assert myInt NULL printf d n myInt int main int a 10 int b NULL.. #include assert.h void print_number int myInt assert myInt NULL printf d n myInt int main int a 10 int b NULL int c NULL.. void print_number int myInt assert myInt NULL printf d n myInt int main int a 10 int b NULL int c NULL b a print_number b print_number..
How do I concatenate multiple C++ strings on one line? http://stackoverflow.com/questions/662918/how-do-i-concatenate-multiple-c-strings-on-one-line together on 1 line. string s new String s Hello world myInt niceToSeeYouString s someChar1 interestingDecimal someChar2.. sstream #include string std stringstream ss ss Hello world myInt niceToSeeYouString std string s ss.str Take a look at this Guru..
http://stackoverflow.com/questions/718477/string-literals from ROM to RAM at run time char myString hello const int myInt 42 float myFloats 3.1 4.1 5.9 These copy a pointer to some data..
Is the practice of returning a C++ reference variable, evil? http://stackoverflow.com/questions/752658/is-the-practice-of-returning-a-c-reference-variable-evil now the client has to eventually do the strange int myInt getInt note the . int badInt getInt the will be easy to miss.. the will be easy to miss source of problems . delete myInt must delete. delete badInt won't work. badInt was a copy of.. return new int And now the client stores a pointer int myInt getInt has to be a pointer int weirdInt getInt but this works..
What is the difference between 'typedef' and 'using' in C++11? http://stackoverflow.com/questions/10747810/what-is-the-difference-between-typedef-and-using-in-c11 use using to write type alias like typedefs typedef int MyInt Is from what I understand equivalent to using MyInt int And.. int MyInt Is from what I understand equivalent to using MyInt int And that new syntax emerged from the effort to have a way..
How do I initialize a stl vector of objects who themselves have non-trivial constructors? http://stackoverflow.com/questions/6142830/how-do-i-initialize-a-stl-vector-of-objects-who-themselves-have-non-trivial-cons constructors suppose I have the following class class MyInteger private int n_ public MyInteger int n n_ n MORE STUFF And.. the following class class MyInteger private int n_ public MyInteger int n n_ n MORE STUFF And suppose this class don't have.. this class don't have a default trivial constructor MyInteger . I must always supply an int to initialize it for some..
http://stackoverflow.com/questions/15431365/cudamemcpy-segmentation-fault operation only . The value of the device pointer myint will then be properly set up to do the operations you are trying.. to do. If you then want to cudaMemcpy data to and from myint to the host you use the pointer myhostptr in any cudaMemcpy..
ostringstream problem with int in c++ http://stackoverflow.com/questions/1854113/ostringstream-problem-with-int-in-c string #include sstream using namespace std int main int myint 5 string mystr hello string finalstr ostringstream oss oss mystr.. mystr hello string finalstr ostringstream oss oss mystr myint finalstr oss.str cout finalstr return 0 EDIT See the answer..
Classes and namespaces sharing the same name in C++ http://stackoverflow.com/questions/4070915/classes-and-namespaces-sharing-the-same-name-in-c
What does *& mean in a function parameter http://stackoverflow.com/questions/4185776/what-does-mean-in-a-function-parameter to be an l value not just an r value so for example int myint function myint alone isn't sufficient and neither would 0 NULL.. not just an r value so for example int myint function myint alone isn't sufficient and neither would 0 NULL be allowable.. and neither would 0 NULL be allowable Where as int myint int myintptr myint function myintptr would be acceptable. When..
Destructors of builtin types (int, char etc..) http://stackoverflow.com/questions/456310/destructors-of-builtin-types-int-char-etc to another type and something magic happens typedef int myint void destruct2 myint item item ~myint Why does the second code.. something magic happens typedef int myint void destruct2 myint item item ~myint Why does the second code works Does an int.. happens typedef int myint void destruct2 myint item item ~myint Why does the second code works Does an int gets a destructor..
Class variables: public access read-only, but private access read/write http://stackoverflow.com/questions/5424042/class-variables-public-access-read-only-but-private-access-read-write to be allowed temp.f this sets x... this to be allowed int myint temp.x this NOT to be allowed temp.x myint My question condensed.. be allowed int myint temp.x this NOT to be allowed temp.x myint My question condensed is how to allow full access to x from..
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