C++

A deep dive into how STL containers are implemented and what that means for performance — vector, the tree-backed set/map, hash containers, and when to reach for each.

Stack vs heap in C++ — why the stack is faster, how each is managed by the OS, and what changes when threads and processes enter the picture.

Why does the order of fields in a C++ struct change its size? A walkthrough of data alignment, padding, and how to reorder members to shrink your structs.

Function pointers and lambdas are two ways to treat functions as values. This post explains both, how they relate, and when to use each.