John questions

• Is there a difference between using a reference, and using an owned value in Rust?
• How can you prefix a Python pathlib.Path with another path?
• Can I use ABC and Django Abstract classes together in Python?
• How can I install DistUtilsExtra on Python compiled from sources?
• How does a Python listening socket get setup?
• Why can you specify multiple generic lifetimes on functions?
• What is the scope of a trait implementation on a type from the standard library in Rust?
• How to prevent deletion of Django model from Django Admin, unless part of a cascade
• Why am I getting a "bad file descriptor" error when writing file in rust?
• Can Python3's pathlib be used portably between Linux and Windows systems?

John answers