Can you reset a unique_ptr to null? How do you swap the managed objects of two unique_ptrs?
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what is unique_ptr Informational
- What happens when you try to copy a unique_ptr?
- Are there any limitations or considerations in such contexts? How does unique_ptr interact with profiling tools?
- Can you use operators defined for the managed type directly on the unique_ptr? Discuss the use of unique_ptr in implementing callbacks or event handlers.
- Provide an example of a factory function returning a unique_ptr.
- When do you need to use `std move` for conversions? Explain the aliasing constructor of `std shared_ptr` and why `unique_ptr` does not have one.
- How does it aid in debugging? Discuss the use of unique_ptr in implementing game engines.
- How does it help simplify class design? Explain the behavior of unique_ptr when used with custom allocation functions (overloading `new` and `delete`).
- Can you iterate over a container of unique_ptrs? Explain the concept of "lifetime extension" in C++ and how it relates (or doesn't relate) to unique_ptr.
- Can these tools provide insights into the performance of unique_ptr usage? Discuss the use of unique_ptr in implementing finite state machines (FSMs).
- 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.
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