Learn CPP with Real Code Examples
Updated Nov 27, 2025
Performance Notes
Prefer move semantics
Avoid unnecessary copying
Use reserve() for containers
Inline small functions
Security Notes
Prefer smart pointers over raw pointers
Avoid unsafe C-style casts
Check out-of-bounds access in containers
Validate input thoroughly
Monitoring Analytics
Profile with Valgrind
Trace performance with perf
Use address sanitizers
Code Quality
Use clang-tidy
Apply SOLID principles
Use descriptive naming
Follow C++ Core Guidelines