Resource Acquisition Is Initialization in C++

• Preface
  • Why I wrote this book
• Introduction To RAII: Principles And Benefits
  • What is RAII?
  • Why does RAII matter?
  • Core principles: How RAII works and why it matters
  • Why C++ is perfect for RAII
  • A bit of history
  • Key takeaways
• Understanding Resource Management Challenges
  • What are “resources”?
  • Common problems in manual resource management
  • Consequences of poor resource management
  • Manual resource management in larger systems
  • A first glimpse at the solution
  • Summary
• RAII In Practice: Patterns And Examples
  • Memory management with containers
  • The scoped resource pattern
  • Lock guards and scoped locks
  • Smart pointers: RAII for dynamic memory
  • Temporary state and scoped guards
  • Scoped timer
  • Custom scoped cleanup (Defer idiom)
  • Other practical applications
  • Summary: Common RAII patterns
• Pitfalls and Limitations of RAII
  • Cyclic references with std::shared_ptr
  • Non-owning resources and lifetime issues
  • Non-deterministic destruction in multithreaded contexts
  • Overhead and performance considerations
  • Order of destruction in complex objects
  • Exceptions in constructors
  • Scenarios where RAII might not be ideal
  • Takeaway
• Advanced RAII Design and Systems Integration
  • Designing RAII classes with move semantics
  • Custom deleters for flexible cleanup
  • RAII with polymorphic cleanup
  • RAII and concurrency primitives
  • RAII for higher-level abstractions
  • Modular resource ownership in large systems
  • Layered ownership and transfer
  • RAII for resource pools
  • Common design principles for RAII in large systems
  • Summary
• RAII Verification and Definitive Design Rules
  • Testing and verifying RAII classes
  • Verifying cleanup with logging or mock objects
  • RAII debugging checklist
  • Using sanitizers to detect leaks
  • Tools for debugging resource lifetime
  • Visualizing lifetime and destruction order
  • Logging and assertions for manual verification
  • Common mistakes to watch for
• RAII Design Checklist and Best Practices
  • RAII design checklist
  • Essential RAII best practices for modern C++
  • Bonus habit
  • The RAII mindset
  • Summary
• Final Words
  • Your voice matters