Tutorial on C++ Future, Async and Promise
In C++, std::future and std::async are part of the C++11 standard’s concurrency library. They allow you to run tasks asynchronously and obtain results later, making them useful for writing …
Tag: programming
Draw a Pumpkin using Matlab
The halloween is approaching. Mathworks presents the following Matlab code to draw a Pumpkin. % Pumpkin =sphere(200); R=1-(1-mod(0:.1:20,2)).^2/12; x=R.*X; y=R.*Y; z=Z.*R; c=hypot(hypot(x,y),z)+randn(201)*.03; surf(x,y,(.8+(0-(1:-.01:-1)'.^4)*.3).*z,c, 'FaceColor', 'interp', 'EdgeColor', 'none') % Stem …
The String/Memory Comparision Function memcmp in C/C++
memcmp is a standard library function in C and C++ that compares two blocks of memory byte by byte. It’s declared in the header in C++ and the <string.h> …
Comparisions of push_back and emplace_back in C++ std::vector
In C++, both push_back and emplace_back are methods of the std::vector class used to add elements to the end of the vector, but they have some differences in how …
List and Vector Comparisions in C++
In C++, both list and vector are container classes provided by the Standard Template Library (STL). However, they differ in several key aspects, such as their underlying data structures, …