Performance

Understanding Performance of C++ from the Implementation Perspective (2) : STL Containers
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.
Ziji Shi
Last updated on Apr 19, 2026 5 min read C++
Understanding C++ Performance (1) : Stack and Heap
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.
Last updated on Apr 19, 2026 4 min read C++