Mr. Anderson questions

• PIMPL idiom VS forward declaration
• Moving a unique_lock<recursive_mutex> to another thread
• How to check if a template function was specialized?
• Determining return type of std::function
• notify_one performance impact
• Profiling Cache Evicition
• Deducing Lambda Capture Types
• Practical meaning of std::strong_ordering and std::weak_ordering
• Use std::lock_guard with try_lock

Mr. Anderson answers