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c++ Programming Glossary: printsWhat does the explicit keyword in C++ mean? http://stackoverflow.com/questions/121162/what-does-the-explicit-keyword-in-c-mean you call it with print 3 . You expect it to print 3 but it prints an empty string of length 3 instead. share improve this answer..
C++ Accesses an Array out of bounds gives no error, why? http://stackoverflow.com/questions/1239938/c-accesses-an-array-out-of-bounds-gives-no-error-why no error during compile and during runtime .It simple prints 3 and 4. Why AFAIK It should be not possible to do array 3 3..
mixing cout and printf for faster output http://stackoverflow.com/questions/1924530/mixing-cout-and-printf-for-faster-output mix the two printing methods I want to use cout for simple prints and I plan to use printf for producing huge outputs typically..
cout << order of call to functions it prints? http://stackoverflow.com/questions/2129230/cout-order-of-call-to-functions-it-prints order of call to functions it prints the following code myQueue.enqueue 'a' myQueue.enqueue 'b'.. myQueue.enqueue 'b' cout myQueue.dequeue myQueue.dequeue prints ba to the console while myQueue.enqueue 'a' myQueue.enqueue.. 'b' cout myQueue.dequeue cout myQueue.dequeue prints ab why is this It seems as though cout is calling the outermost..
http://stackoverflow.com/questions/2132273/what-does-malloc0-return
non-class rvalues always have cv-unqualified types http://stackoverflow.com/questions/2169932/non-class-rvalues-always-have-cv-unqualified-types const int i std cout const rvalue n int main pass_int foo prints rvalue pass_int bar prints const rvalue According to the standard.. rvalue n int main pass_int foo prints rvalue pass_int bar prints const rvalue According to the standard there is no such thing..
Difference between float and double http://stackoverflow.com/questions/2386772/difference-between-float-and-double a 1.f 81 float b 0 for int i 0 i 729 i b a printf .7g n b prints 9.000023 while double a 1.0 81 double b 0 for int i 0 i 729.. 1.0 81 double b 0 for int i 0 i 729 i b a printf .15g n b prints 8.99999999999996 Also the maximum value of float is only about..
What will happen when I call a member function on a NULL object pointer? http://stackoverflow.com/questions/2533476/what-will-happen-when-i-call-a-member-function-on-a-null-object-pointer might happen. A possible result would be that it just prints fun since the method doesn't access any member variables of..
Returning the address of local or temporary variable [duplicate] http://stackoverflow.com/questions/2744264/returning-the-address-of-local-or-temporary-variable
http://stackoverflow.com/questions/2958648/what-are-the-pitfalls-of-adl Next you write a little program that creates a unicorn and prints it four times int main my_stuff unicorn x utility print_n x..
How many and which are the uses of “const” in C++? http://stackoverflow.com/questions/455518/how-many-and-which-are-the-uses-of-const-in-c for COW strings cout void a 0 void b 0 The above snippet prints the same address on my GCC because the used C library implements..
C++ virtual function from constructor http://stackoverflow.com/questions/496440/c-virtual-function-from-constructor function from constructor Why the following example prints 0 and what must change for it to print 1 as I expected #include..
How to convert a number to string and vice versa in C++ http://stackoverflow.com/questions/5290089/how-to-convert-a-number-to-string-and-vice-versa-in-c use the string stream just like cout except the stream prints not to stdout but to a string. std string theNumberString ostr.str..
Finding duplicates in O(n) time and O(1) space http://stackoverflow.com/questions/5739024/finding-duplicates-in-on-time-and-o1-space of the while loop body is at most N 1 . The second loop prints the values of x for which A x doesn't equal x since the first.. one of those instances will be at A x this means that it prints those values of x which are not present in the array. Ideone..
How to generate a stacktrace when my gcc C++ app crashes http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes an example program that installs a SIGSEGV handler and prints a stacktrace to stderr when it segfaults. The baz function here..
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 f std cout this f std endl Calls A f std cout g_ std endl Prints global g_ std cout this g_ std endl Prints A g_ int main int.. g_ std endl Prints global g_ std cout this g_ std endl Prints A g_ int main int argc char argv Derived A .print_conflicts..
C++ stringstream, string, and char* conversion confusion http://stackoverflow.com/questions/1374468/c-stringstream-string-and-char-conversion-confusion cstr1 str.c_str const char cstr2 ss.str .c_str cout cstr1 Prints correctly cstr2 ERROR prints out garbage system PAUSE return.. explain why replacing the cout statement with cout cstr Prints correctly ss.str .c_str Prints correctly cstr2 Prints correctly.. statement with cout cstr Prints correctly ss.str .c_str Prints correctly cstr2 Prints correctly prints the strings correctly..
How to separate CUDA code into multiple files http://stackoverflow.com/questions/2090974/how-to-separate-cuda-code-into-multiple-files kernel Copies the device array back to the host array Prints the results This works great if I put it all in one .cu file..
Returning the address of local or temporary variable [duplicate] http://stackoverflow.com/questions/2744264/returning-the-address-of-local-or-temporary-variable #include iostream int foo int i 6 std cout i std endl Prints the address of i before return return i int main int i foo std.. return return i int main int i foo std cout i std endl Prints the value std cout i std endl Prints the address of i after.. std cout i std endl Prints the value std cout i std endl Prints the address of i after return c share improve this question..
In C++, what is the scope resolution (“order of precedence”) for shadowed variable names? http://stackoverflow.com/questions/2804880/in-c-what-is-the-scope-resolution-order-of-precedence-for-shadowed-variab 3 void Foo bar int shadowed std cout shadowed std endl Prints 1 std cout this shadowed std endl Prints 2 std cout shadowed.. shadowed std endl Prints 1 std cout this shadowed std endl Prints 2 std cout shadowed std endl Prints 3 int shadowed 4 std cout.. this shadowed std endl Prints 2 std cout shadowed std endl Prints 3 int shadowed 4 std cout shadowed std endl Prints 1 std cout..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers pretty_print delimiters T wchar_t namespace std Prints a print_container_helper to the specified stream. template typename.. TDelimiters helper helper stream return stream Prints a container to the stream using default delimiters template.. print_container_helper T TChar TCharTraits container Prints a pair to the stream using delimiters from delimiters std pair..
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