C++20 introduced concept as a major language feature that allows developers to specify constraints on template parameters.

Intoducing bitfileds in C++

Be aware of type manipulation at low level.

1. What is the behavior of invoking virtual functions from constructors or destructors?
2. You should avoid invoking virtual functions from constructors or destructors.

Obtaining the current Git commit ID in C++ code serves several purposes, mainly for debugging, version tracking, and reproducibility.

Memory layout of a process.

Curiously Recurring Template Pattern

From a low level perspective.

Stop defining/declaring member variables in random order.

Exploring vtable internals.