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require 'curses'
module Curses
def self.program
main_scr=init_screen
noecho
cbreak
curs_set(0)
main_scr.keypad=true
yield main_scr
end
end
Curses.program do |scr|
max_x=scr.maxx
max_y=scr.maxy
100.times do
scr.setpos(rand(max_y),rand(max_x))
scr.addstr("hi")
end
scr.getch
end


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b = "123"
a = b
b.gsub!(/2/,"")
puts a
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b = "123"
a = "#{b}"
b.gsub!(/2/,"")
puts a
ÔòµÃµ½µÄ½á¹ûΪ123£¬ÕâÀïÊǰÑbµÄÖµ¸øÁ ......

Ruby on Rails ÃüÁî²Î¿¼

1.1.Rails
1.1 ´´½¨Ò»¸öRailsÓ¦ÓóÌÐò
$ rails app_name
¿ÉÑ¡Ïî:
-d, database=xxx Ö¸¶¨°²×°Ò»¸öÊý¾Ý¿â(mysql oracle postgresql sqlite2 sqlite3 ), ĬÈÏÇé¿öÏÂÊÇÊý¾Ý¿â
-r, ruby-path= Ö¸¶¨RubyµÄ°²×°Â·¾¶,Èç¹ûûÓÐÖ¸¶¨£¬scriptsʹÓÃenvÈ¥ÕÒRuby
-f, freeze (¶³½á)freezes RailsÔÚvendor/railsĿ¼
1.2 API Docume ......

Rubyʵ¼ù—will_paginateʵÏÖ·ÖÒ³

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OS:Windows XP
Ruby:Ruby1.9.1
Rails:Rails2.3.5
will_paginate:will_paginate2.3.11
(ÔÚÃüÁîÐÐÖÐÔËÐÐ gem install mislav-will_paginate --source http://gems.github.com )
IDE:Rubymine2.0.1
DB:mysql5.0.9
±¾ÀýÔÚÉÏÒ»¸öÀý×Ó£¨Rubyʵ¼ù—¼òµ¥Êý¾Ý¿â²Ù×÷£©µÄ»ù´¡ÉÏʵÏÖ·ÖÒ³£¬ÀûÓõÄÊÇwill_p ......
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