This utility is useful for hot reloading .class files in defined directories during development.
Compiled script is cached.
Note that Secure is for preventing a user to mess with his own data to cheat the server.
Note that Secure is for preventing a user to mess with his own data to cheat the server. CSRF is for preventing a user to fake other user's data.
Compiled script is cached. Cache with size 1024. Least recently used element is removed first.