How does it help maintain object invariants? Explain the behavior of unique_ptr when used with weak pointers (`std weak_ptr`).
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what is unique_ptr Informational
- Does it enforce any implicit contracts regarding resource ownership? Explain the behavior of unique_ptr when the managed object's destructor throws an exception.
- Does the unique_ptr still hold a null pointer in this case? How does unique_ptr interact with operator overloading for the managed type?
- How would you implement this? What are the rules for converting between different unique_ptr types?
- When should I use a unique_ptr?
- What are the ownership semantics of shared_ptr? What is the overhead of using unique_ptr compared to raw pointers?
- Does it provide an abstraction over raw memory management? Explain the behavior of unique_ptr when used with custom memory allocators for specific regions of memory.
- How does a unique_ptr differ from a raw pointer? What problem does unique_ptr solve?
- How does it help simplify class design? Explain the behavior of unique_ptr when used with custom allocation functions (overloading `new` and `delete`).
- Does it separate resource management from the object's core logic? Explain the behavior of unique_ptr when used with alignment requirements for the managed object.
- Can you constrain template functions to accept only unique_ptrs? Discuss the use of unique_ptr in implementing undo/redo functionality.
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