V

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]

UCS-2 (Unicode encodings)
UDP (User Datagram Protocol), network programming
uid method, file ownership
umask method
unaccented characters (I18N)
UnboundMethod objects
undef_method, deleting definitions
underscores (_)
     _clone method, deep copying
     _dump method
     _dup method, deep copying
     _END_ directives
     _load method, customized marshalling
     _send_, sending explicit messages to objects
     identifiers 2nd
     numbers
ungetc method, buffering/unbuffering I/O
Unicode
    bytes
         defining
         precomposed/decomposed forms table
    codepoints
         defining
         precomposed/decomposed forms table
         strings
     development of
     encodings
    glyphs
         defining
         precomposed/decomposed forms table
     graphemes, defining
     round-trip compatibility
    strings
         collating
         normalizing
     terminology of
     UCS-2 encodings
     UTF-16 encodings
     UTF-8 encodings
         $KCODE global variable
         bracket notations in strings
         byte/character correspondences
         converting character encodings
         decomposed characters
         detecting character encodings
         iterating over strings
         jcode library
         jcount method
         mbchar? convenience method
         methods, special characters in
         precomposed/decomposed forms table
         regular expressions 2nd
         string concatenation of
         string interpretation
         substrings, checking for
         unaccented characters
         unpack method
unimodal data sets
uninitialized objects
union method, mathematical sets
unit tests (Ruby on Rails)
unit_diff program (ZenTest tools)
unless statements
unless-else clauses
unlinking files
unpack method
     binary files
     strings, I18N
until control structures
until loops
     do keyword
     nil values
update method
updating
     files
     GUI state, FXRuby
     messages, message catalogs
     web pages, Nitro
upto method, generating successive strings
URLs
     retrieving web pages from
     state, associating with (Wee)
user groups (Ruby)
user ID (files)
UTC (Coordinated Universal Time) 2nd
UTF-16 (Unicode encodings)
UTF-8 (Unicode encodings)
     $KCODE global variable
     bytes, character correspondences
    character encodings
         converting
         detecting
     decomposed characters
     jcode library 2nd
     jcount method
     mbchar? convenience method
     methods, special characters in
     precomposed/decomposed forms table
     regular expressions 2nd
    strings
         bracket notations
         concatenation of
         interpretation in
         iterating over
     substrings, checking for
     unaccented characters
     unpack method
utime method, file time stamps
uudecode utility, strings
uuencode utility, strings