C++ Core Skills

• 1. call by [?]
• 2. Compile-time costs
• 3. Static in Headers
• 4. Strong enums
• 5. ODR in Headers
• 6. RAII handles
• 7. Move or Copy
• 8. Rule 0/3/5
• 9. Smart ownership
• 10. Own or Observe
• 11. Deque vs Vector
• 12. Map vs Hash
• 13. Span Optional Variant
• 14. Iterator tradeoffs
• 15. Exception Guarantees
• 16. Noexcept Moves
• 17. No-Exception Paths
• 18. Errors, Fast
• 19. Exceptions vs Codes
• 20. Template span
• 21. Template Dispatch
• 22. SFINAE gate
• 23. Constrained Add
• 24. Perfect Forwarding
• 25. Release/Acquire Flag
• 26. Lock Ordering
• 27. Acquire-Release Basics
• 28. Low-latency CV
• 29. Two-Lock Deadlock
• 30. Lazy buffers
• 31. Cache-Local Access
• 32. Move vs Copy
• 33. Avoid Copies
• 34. SBO tradeoffs
• 35. Flags That Bite
• 36. Racing Counter
• 37. Devirtualize Loop
• 38. Crash Backtrace
• 39. Syscall Hot Path
• 40. Hotpath Concepts
• 41. Trait Detection
• 42. Zero-cost CRTP
• 43. Spin or Sleep
• 44. First-Touch NUMA