function arguments default values - overview required - using keywords variable number of - functions calling - code reusability and - comparing output from defined defining - overloading partial purpose of returning data from - user input - functions topic *ggcc (gnu compiler collection) general tabidle - generators geocoding geographic information system (gis) get(function getaddrinfo(function __getattribute__(function gethostbyaddr(function gethostbyname(function gethostname(function getserverbyport(function getters/setters gimp gis (geographic information system) github gnu compiler collection (gcc) go com google google app engine google code google maps grabscreen library graphic user interface (gui) - graphs - greater-than operator greater-than or equal >operator green text in idle gui (graphic user interface) - - option *hhandling exceptions see exceptionshandling headersemail help additional help sources feature command for - - displaying help mode - - in idle - for specific commands or topics - hewlett-packard unix (hp-ux) hex(function hexadecimal values hierarchy of tuples - highlighting code - - horizontal tab character host address - hostname - houdini hour value hp-ux (hewlett-packard unix) html (hypertext markup language) - - option