886 questions
#include <iostream>#include <string>#include <cctype>using namespace std;void ChangeStr(string &s);int main(){ string str; while(1) { cout<<Enter a string (q to end):; cin&...
Where should I write the default parameter?In the function declaration?In the function definition?Or both?The code that people wrote downI think they all wrote whatever they wantedIs there any rule?
You want to express the little endian by approaching the value in the variable with char* and reading each byte by byte.For example, int dwValue = 33; char* pBuf = &dwValue; for(int i = 0; i <...
During class, there was a task to implement a program that implemented complex numbers as classes and used operator overloading to spin simple tests.Among them, there was a test case where the global ...
#pragma oncetemplate <typename Elem>class NodeList{public: class Node { public: Elem elem; Node* prev; Node* next; }; //template <typename Elem> friend class NodeSequence;public : Elem&...
Is there any way to see the entire string in GDB?It keeps getting shorterI need a whole long sentence
How do I erase the nth element in std::vector?How do I write functions such as erase() in the source code below?std::vector<int> vec;vec.push_back(6);vec.push_back(-17);vec.push_back(12);vec.era...
NULLThe pointer doesn't point at anything, so there's nothing to do with deleteIs it safe to delete?Should I check whether it is NULL or not and delete?
Implementing Dynamic Hash on C++.value = hash_function(key) ; That's what I know.key is the attributes (for example, Student ID) to classify Dynamic Hash, and I understand that value is the block numb...
template<size_t N, size_t M>class Matrix { // ....};When you have this code If you set default parameter in the function, you don't have to write it separately when you call ittypedef Matrix<...
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