koschei questions

• Is there a reason to use a mapping of string => index into a vector, instead of string => object?
• Create UNIX "special character" file
• Empty Java generics
• Short-circuited operators and tail recursion
• Elegant way to write ordered comparison on multiple properties
• OCaml toplevel with syntax extensions
• Better to use "and" or "in" when chaining "let" statements?

koschei answers