H

Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]

garbage colleciton, mark-and-sweep
GC (garbage collection)
GCD (greatest common divisors), prime factorization (numbers)
gem servers, running
generators
     continuations, implementing via
     Fibonacci
geometric mean (data sets)
get strings, Fahrenheit and Celsius temperature conversion sample program
get_config_key method
getmyvar method
getter methods, creating instance attributes
gettext library
     installing
     message catalogs
gid method, file ownership
global constants
global functions
global methods, aliases
global objects, ARGF
global variables
     $KCODE
     $SAFE, threads
     $stdout
     aliases
     environment variables, importing as
     examples of
glyphs
     defining
     precomposed/decomposed forms table
GMT (Greenwich Mean Time) 2nd
grabbing characters from keyboard
grads
graphemes, defining
graphics manipulation, RMagick data format
     drawing API
     resizing images
     retrieving information from images
     special effects/transformations
graphs
     adjacency matrixes, implementing
     connectivity, determining
     Euler circuits, determining
     Euler paths, determining
     web resources
grave accents 2nd
greater than symbol (<), subclassing
green threads
gregorian_leap? method
group boxes, creating in QtRuby
grpowned? method, file ownership
gsub method, string substitutions
guess_year parameters
GUI (graphical user interfaces)
     Apollo
    FXRuby
         button widgets
         dialogs
         image file formats
         list widgets
         menus
         messages
         overview of
         radio buttons
         text fields
         windowed application example
     QtRuby
         check boxes
         group boxes
         overview of
         radio buttons
         text fields
         TimerClock widgets
         windowed application example
    Ruby/GTK2
         button widgets
         check boxes
         menus
         overview of
         radio buttons
         Ruby-GNOME2 libraries
         text fields
         windowed application example
    Ruby/Tk
         button widgets
         canvas widgets
         check boxes
         list boxes
         overview
         radio buttons
         text fields
         windowed application example
     Windows API
     wxWidgets
     X Window System