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irb ÊÇ´ÓÃüÁîÐÐÔËÐеÄ
irb µÄÃüÁîÐÐÑ¡Ïժ×Ô¡¡Porgramming Ruby µÚ¶þ°æ£©
-f
½ûÖ¹¶ÁÈ¡~/.irbrc¡¡Suppress reading ~/.irbrc.
-m
Êýѧģʽ£¨Ö§³Ö·ÖÊýºÍ¾ØÕ󣩡¡Math mode (fraction and matrix support is available).
-d
ÉèÖÃ#DEBUGΪtrue(ͬruby -dÒ»Ñù)¡¡¡¡Set $DEBUG to true (same as ``ruby -d'').
-r load-module
ͬruby -r¡¡Same as ``ruby -r''.
--inspect
ʹÓÃObject#inspectÀ´¸ñʽ»¯Êä³ö£¨Ä¬ÈÏ·½Ê½£¬³ýÊýѧģʽÍ⣩¡¡Use ``inspect'' for output (the default, unless in math mode).
 
--noinspect
²»Ê¹ÓÃinspect½øÐÐÊä³ö¡¡Do not use inspect for output.
--readline
ʹÓÃReadlineÀ©Õ¹Ä£¿é¡¡Use Readline extension module.
--noreadline
²»Ê¹ÓÃReadlineÀ©Õ¹Ä£¿é¡¡Do not use Readline extension module.
--prompt prompt-mode
Çл»Ìáʾ·û¡£Ô¤¶¨ÒåµÄģʽ°üÀ¨£¨null,default,simple,xmpÒÔ¼°inf-ruby£©¡¡Switch prompt mode. Predefined prompt modes are ``default'', ``simple'', ``xmp'', and ``inf-ruby''.
--prompt-mode prompt-mode
Same as --prompt.
 
--inf-ruby-mode
ÉèÖÃirbÒÔEmacsµÄinf-ruby-modeģʽÔËÐУ¬¸ü¸ÄÌáʾ·û²¢·ÏÖ¹-readline¡¡Sets up irb to run in inf-ruby-mode under Emacs. Changes the prompt and suppresses --readline.
 
--simple-prompt
ʹÓüòµ¥µÄÌáʾ·û¡¡Simple prompt mode.
--noprompt
²»ÏÔʾÌáʾ·û¡¡Do not display a prompt.
--tracer
ÏÔʾÃüÁîÖ´Ðеĸú×Ù¡¡Display trace for execution of commands.
--back-trace-limit n
ÏÔʾ×î¶¥²¿ºÍβ²¿µÄnÏî»ØËÝÐÅÏ¢¡£Ä¬ÈÏֵΪ16¡¡Display backtrace information using the top n and last n entries. The default value is 16.
 
--irb_debug n
½«ÄÚ²¿µ÷ÊÔ¼¶±ðÉèÖÃΪn(Ö»¶ÔirbµÄ¿ª·¢ÓÐÓã©¡¡Set internal debug level to n (only for irb development).
 
-v, --version
ÏÔʾirbµÄ°æ±¾ºÅ¡¡Print the version of irb.
ÃüÁîÐпªÊ¼Ö´Ðкó£¬irbÏÔʾһ¸öÌáʾ·û²¢µÈ´ýÊäÈë¡£
ʹÓÃirbµÄĬÈÏÌáʾ·û£¬ËüÏÔʾµ±Ç°µÄ°ó¶¨¡¢Ëõ½ø£¨Ç¶Ì×£©¼¶±ðÒÔ¼°Ðкš£
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C:\>irb
irb(main):001:0> elvuel="elvuel"
=> "elvuel"
irb(main):002:0> elvuel.class
=> String
 
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ruby drb

client.rb
======================================================================
require 'drb'
SERVER_IP = 'druby://127.0.0.1:6666'
CLIENT_IP = 'druby://10.10.10.102:7777'
c_path = 'd:/test/'
class Client
 def initialize(path)
  Dir.chdir(path)
 end
 
 def mk ......

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Éý¼¶µ½snow leopardºórubyµÄÎÊÌâ

1. rubyÒѳÉΪ1.87 2. ±ØÐëÏȰ²×°°²×°¹âÅÌÀïµÄеÄxcode£¬ÔÚ"optional"Ŀ¼Àï 3. ¿ÉÄÜÐèÒªÖØÐ°²×°macport http://trac.macports.org/wiki/Migration 4. »òÕßÉý¼¶macport http://weblog.rubyonrails.org/2009/8/30/upgrading-to-snow-leopard $ sudo port selfupdate
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