Using :: (scope resolution operator) in C++ - Stack Overflow
A fine question, but a little too broad (IMO). That's called the scope-resolution operator, and your search term for further learning is scope. All those names (cout, member functions of A) are …
What does '&' do in a C++ declaration? - Stack Overflow
The & operator does the same thing in C and C++: it takes the address of an object. The & in a function prototype is not an operator. I'll fix the title.
What is the <=> ("spaceship", three-way comparison) operator in …
Nov 24, 2017 · The <=> token is introduced. The character sequence <=> tokenizes to <= >, in old source code. For example, X<&Y::operator<=> needs to add a space to retain its meaning. …
Proper way to initialize C++ structs - Stack Overflow
Jan 21, 2017 · Our code involves a POD (Plain Old Datastructure) struct (it is a basic c++ struct that has other structs and POD variables in it that needs to get initialized in the beginning.) …
How to generate a random number in C++? - Stack Overflow
Nov 19, 2012 · Distribution issues aside, keep in mind that with random numbers comes the possibility of getting the same result several times in a row. If you were guaranteed not to get …
What are the actual min/max values for float and double (C++)
Feb 6, 2018 · I have read recommendations to use the "FLT_MIN" and "FLT_MAX" values for float. Whenever I do this, codeblocks tells me its max: 3.40282e+038 min: 1.17549e-038 Not …
c++ - Inheriting constructors - Stack Overflow
If your compiler supports C++11 standard, there is a constructor inheritance using using (pun intended). For more see Wikipedia C++11 article. You write: class A { public: explicit A(int x) {} …
How do I read/write JSON with c++? - Stack Overflow
Jan 12, 2022 · I would like to know how to read/write a JSON file using C++. I will be using this file to store player info & setting for a simple game I'm making. It's nothing fancy, just a …
Simple example of threading in C++ - Stack Overflow
Nov 6, 2008 · Can someone post a simple example of starting two (Object Oriented) threads in C++. I'm looking for actual C++ thread objects that I can extend run methods on (or something …
c++ - What does the explicit keyword mean? - Stack Overflow
Sep 23, 2008 · I just want to point out to anyone new coming along that ever since C++11, explicit can be applied to more than just constructors. It's now valid when applied to conversion …