ajp questions

• optimal to flush low-contention atomic from caches?
• How do I modify a system-level systemd service definition in NixOS?
• Can a let binding assign to a mutable variable rather than shadowing?
• How to control log level of synthetic events from .with_span_events()?
• When precisely can I treat a reference as "dead" according to the stdlib?
• What is the syn type/struct that represents the nested field offset parameter to offset_of! macro?
• How can I intialize an Rc<RefCell<[u8]>> from a &[u8]?
• why does allocate() use `[u8]` while deallocate uses `u8` in Allocator API?
• can I make StateP from Control.Proxy an instance of MonadState?
• MonadState instance from Real World Haskell doesn't compile

ajp answers