Common pitfalls
Nearly every fmt bug that reaches production is a lifetime bug or a
Nearly every fmt bug that reaches production is a lifetime bug or a
Loggers are shared_ptr-owned. The registry holds one reference, you typically hold another (or
Object lifetime spans from construction to destruction. Understanding lifetime is critical for memory safety, RAII, and avoiding undefined behavior.
Storage duration defines when and where objects are created and destroyed. C++ has four storage durations: automatic, static, dynamic, and thread.