amazingjxq questions

• Is memcpy() safe when copy some content larger than dst?
• Why apply() here takes only one argument instead of two?
• How to make two objects have the same id in python?
• How can I find intersection of two large file efficiently using python?
• How to improve performance of this counting program?
• Why copy elision not working with std::move?
• When should I choose copy elision over passing argument by const reference? [duplicate]
• How does PAE (Physical Address Extension) enable an address space larger than 4GB?
• Why user-defined move-constructor disables the implicit copy-constructor?
• Why is epoll faster than select?

amazingjxq answers