RTFM

An abbreviation of hackers' era for Read The Fucking Manual. Sometimes, also used as Read The Fine Manual

SYMPTOMS

• RTFM has been usually used as polite explanation for people asking over and over same stupid question instead of doing their own research and then ask for unknown. Even most patient hacker eventually broke up.
  
• nowadays, usually used in combination with UTFG "man you are bloody lazy RTFM/UTFG".