Boo!
: Corners, behind doors, or just outside a bathroom are classic "low-guard" zones. Wait for them to be preoccupied (e.g., checking their phone).
: Use a short, sharp, explosive sound. A long "Booooooo" is spooky; a quick "BOO!" is a heart-stopper. 2. The Boo Programming Language : Corners, behind doors, or just outside a
A guide to Boo's metaprogramming and extensibility features? : Corners, behind doors, or just outside a
: The best way to see what Boo can do is to look through its existing test cases on GitHub. They demonstrate almost all the language's "muscles." : Corners, behind doors, or just outside a

