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ruby on rails ½â¾ömultiple select ´æ´¢ºÍupdate

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vendorÊý¾Ý¿â±íÓÐ×Ö¶Îservice_category varchar(100)
<% form_for :vendor, @vendor, :url => sellers_path do |f| %>
  <%= f.select(:service_category,
                   ["Painting","Plumbing","Decor"], {}, {:multiple => true, :size => 3}) %>
  <%= f.submit "Register"%>
<% end %>
url Ö¸¶¨µ½Äĸöcontrol  action£¬ÓõÄÊÇrails rest¼¼Êõ
µ«ÊÇ´æÈëÊý¾Ý¿â±íµÄÊÇ--\painting --Ö®ÀàµÄ×Ö·û´®£¬²»·ûºÏÒªÇó
ËùÒÔÔÚvendor modelÖмÓÈë
def service_category=(values)
    if !values.nil?
          write_attribute('service_category', values.join(','))
    end
 end
 def service_category
    if !read_attribute('service_category').nil?
          read_attribute('service_category').split(',')
    end
 end
´æÈëÊý¾Ý¿âÖеÄÊÇpainting£¬plumbing
ÔÚupdate actionÖÐ@vendor = Vendor.find(id)
ÔÚupdate Ò³Ãæ<%= f.select(:service_category,
                   ["Painting","Plumbing","Decor"], {}, {:multiple => true, :size => 3}) %>¾ÍÄÜÈ¡³öÊý¾Ý¿âÖжÔÓ¦µÄÊý¾Ý


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require 'win32ole'
excel = WIN32OLE::new('excel.Application')
workbook = excel.Workbooks.Open('E:\RubyApp\bmk.xls')
worksheet = workbook.Worksheets(1) #get hold of the first worksheet
worksheet.Select #bring it to the front -need sometimes to run macros, not for working with a worksheet from ru ......

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ÔÚʹÓÃÖÐrubyµÄ¹ý³ÌÖÐÄÑÃâ»áÓöµ½Ìá¸ßÐÔÄܵÄÎÊÌ⣬Óɴ˱ãÏëÆðÁËrubyÏ̡߳£µ«ÊÇÎÒÔÚʹÓÃÖÐÈ´·¢ÏÖrubyµÄÏß³ÌÈ´²»ÄÜÌá¸ßÐÔÄÜ¡£ÎÒдÁËÒÔÏ´úÂ룬×öÁËЩ¼òµ¥²âÊÔ¡£
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# -*- coding: GB2312 -*-
require 'date'
# ʹÓÃỊ̈߳¬Ï̵߳Ĵ¦Àí´úÂëÀïûÓÐsleep
def have_thread_no_sleep
p Time.now
thread1 = Thread.new do
......

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2010.1.19
1. install ruby
$ tar xzf ruby-1.8.7-p248.tar.gz
$ mv ruby-1.8.7-p248 ruby187
$ cd ruby187/
$ ./configure ......
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