IT Nursery
How do you reverse a string in C or C++ without requiring a separate buffer to hold the reversed string? 20 Answers 20
Why does this: #include <string> #include <iostream> using namespace std; class Sandbox { public: Sandbox(const string& n) : member(n) {} const string& member; ...
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June 4, 2022
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I successfully implemented the OpenCV square-detection example in my test application, but now need to filter the output, because it’s quite messy – ...
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June 4, 2022
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What I mean is – we know that the std::map‘s elements are sorted according to the keys. So, let’s say the keys are ...
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June 4, 2022
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Consider the following piece of code: #include <stdio.h> #include <sys/types.h> #include <unistd.h> int main(void) { int i; for(i = 0; i < 2; ...
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June 4, 2022
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I came across the following code: template <typename T, typename T1> auto compose(T a, T1 b) -> decltype(a + b) { return a+b; ...
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June 4, 2022
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Quick question: what is the compiler flag to allow g++ to spawn multiple instances of itself in order to compile large projects quicker ...
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June 4, 2022
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Are there any advantages of std::for_each over for loop? To me, std::for_each only seems to hinder the readability of code. Why do then ...
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June 4, 2022
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How does the comma operator work in C++? For instance, if I do: a = b, c; Does a end up equaling b ...
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June 4, 2022
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This question already has answers here: Why can templates only be implemented in the header file? (17 answers) Closed 7 years ago. I ...
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June 4, 2022
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