The "&" denotes a reference instead of a pointer to an object (In your case a constant reference). The advantage of having a function such as

Dec 28, 2015 · @WillemVanOnsem By this logic, to support binary operations they would need to add a new type e.g. binary32, binary64 etc. and a set of converting functions.

On 2017-11-11, the ISO C++ committee adopted Herb Sutter's proposal for the <=> "spaceship" three-way comparison operator as one of the new features that were added to C++20.

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 …

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.) …

If the compiler doesn't see the function's implementation (its defined in the cpp file, or calls functions defined in the cpp file), then it doesn't know which member variables it might change. …

Sep 12, 2014 · to delay output in cpp for fixed time, you can use the Sleep() function by including windows.h header file syntax for Sleep() function is Sleep(time_in_ms) as. cout<<"Apple\n"; …

Nov 9, 2016 · @NitishPrajapati No, as the "here" link in the answer states, you need to install Windows 10 SDK in addition. "C++ Buildtools" are offered as an optional installer inside …

Nov 19, 2012 · I'm trying to make a game with dice, and I need to have random numbers in it (to simulate the sides of the die. I know how to make it between 1 and 6). Using #include …

Jul 4, 2013 · If you are compiling the C code together, as part of your project, with your C++ code, you should just need to include the header files as per usual, and use the C++ compiler mode …