When is the managed object destroyed when using unique_ptr? Explain the behavior of unique_ptr when used in conjunction with `std optional`.
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what is unique_ptr Informational
- How do you reset a unique_ptr?
- How do you check if a unique_ptr is null? How do you access the managed object through a unique_ptr?
- Why is explicit ownership transfer important for resource management? How can unique_ptr be used in factory functions?
- Can you create a custom smart pointer on top of unique_ptr? How does unique_ptr interact with static analysis tools?
- Can you reset a unique_ptr to null? How do you swap the managed objects of two unique_ptrs?
- Why is move semantics important for unique_ptr? What happens when a unique_ptr goes out of scope?
- Does its use help or hinder memory fragmentation? Discuss the use of unique_ptr in implementing network protocols.
- Can you use it to manage memory-mapped files? Discuss the use of unique_ptr in implementing transactional operations.
- Can you create a unique_ptr to an object constructed with variadic arguments? Discuss the use of unique_ptr in implementing data structures like linked lists or trees.
- What are stateful deleters? How do you use a stateful deleter with a unique_ptr?
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