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Weak_ptr

Jan 6, 2023 · 2 min read · std::weak_ptr is a smart pointer that holds a non-owning ("weak") reference to an object that is managed by std::shared_ptr. It is used to break reference cycles and to void unnecessary memory retention Reference count A std::weak_ptr does not increa...

dynamic_cast explained

Nov 5, 2022 · 1 min read · Dynamic cast is a tool by which a we can explicitly instruct the compiler to perform type conversion at runtime. This is useful when type of an object is not known at compile time, but can be found at runtime. Let us see this with an example, int m...

Effortlessly play with stringstream

Oct 29, 2022 · 1 min read · A stringstream is a stream that works on strings. It helps to perform IO operations on strings stringstream is versatile for parsing text in C++ Commonly used operations on stringstreams are, Extract data from stream >> Enter data into s...

Header only libraries in C++

Oct 23, 2022 · 1 min read · A header-only library is a library where the entire definition is available in the header files. Hence, we don't need to link to a separate library when building the executable. Header-only libraries are often used for small libraries or for librarie...

2D Vectors in cpp visually explained

May 30, 2022 · 2 min read · How do create a two dimensional vector ?? Let us find out today with this code nugget, #include <iostream> #include <vector> #define rowCount 3 #define columnCount 4 int main() { std::vector<int> singleRow(columnCount, 5); std::vector<std::vec...