Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ruby on rails ½â¾ömultiple select ´æ´¢ºÍupdate

²Ù×÷ϵͳubuntu£¬¿ª·¢¹¤¾ßnetbeans
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


Ïà¹ØÎĵµ£º

rubyµÄExcel²Ù×÷

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 ......

ÏëÕÒÒ»·ÝRuby on railsµÄ¹¤×÷,ÎÒÓ¦¸ÃÖªµÀÄÄЩ֪ʶ?

  ÐÂÄê¸Õ¿ªÊ¼,ÒѾ­ÓÐһЩÉúÃ͵ÄÅóÓÑÒª¿ªÊ¼ÐµÄÖ°³¡ÉúÑÄÁË,
²»ÖªµÀ»á²»»áÓöµ½ÕâÑùµÄÎÊÌâ: ÏëÕÒÒ»·ÝRuby on railsµÄ¹¤×÷,ÎÒÓ¦¸ÃÖªµÀÄÄЩ֪ʶ
?
     »¹ºÃ,ÎÒ²¢²»ÊÇÏëÖ¸µãÄãʲô,Ö»ÊÇÏë°´ÎÒµÄ˼ά·½Ê½Õ¹¿ª,ÈÃÄãÄÜ"ÎÅ"µ½µã¶«Î÷¼´³É.
¹ÅÔÆ:Öª¼ºÖª±Ë£¬°ÙÕ½²»´ù£»²»Öª±Ë¶øÖª¼º£¬Ò»Ê¤Ò»¸º£» ......

×Ô¶¯»¯²âÊÔ֮·£¨Ò»£© ruby³õ̽

´Ó½ñÌìÆð²»ÔÙÀË·Ñʱ¼ä£¬¿ªÊ¼×ßÏò×Ô¶¯»¯²âÊÔÕâÌõ¹âÃ÷µÄµÀ·£¬²¢ÒԴһ¸ö×Ô¶¯»¯²âÊÔÆ½Ì¨ÎªÄ¿±ê£¬²¢Õâ¸ö¹ý³ÌÒ»µãµãµÄ¼Ç¼ÏÂÀ´ºÍ´ó¼Ò·ÖÏí
Ê×ÏÈ£¬ÊÇruby»·¾³µÄ´î½¨
£¨1£©µ½rubyµÄ¹ÙÍø£ºhttp://www.ruby-lang.org/en/ÏÂÔØ ruby°²×°³ÌÐò;
      PS £ºÑ¡Ôñ ruby on windows,ÎÒÏÂÔØµÄÊÇRuby 1.8.6 One ......

Rails¡¢Ruby¡¢JAVAǰ¾°±È½Ï

        ÔÚÂÛ̳Àï¿´ÁËdaquan198163ËùдµÄ¡¶³õѧRORµÄÒÉ»ó¡·ÕâÆªÎÄÕ£¬robbinÔڻظ´ÖиøÁËÏêϸµÄ½â´ð£¬¿ÉÊÇ¿´Íê½â´ðÖ®ºó£¬ÎÒÒ²²úÉúÁËһЩÒÉ»ó£¬ÔÚ´ËÏëÎÊÎÊ¡£
        ÔÚrobbinËù¸ø³öµÄ½â´ðµ±ÖУ¬¸ü¶àµÄÊDzûÊörailsµÄºÃ´¦£¬È»¶ø´ó¼Ò¶¼ÖªµÀ£¬railsÖ»Ê ......

Ruby ÃüÁîÐÐ ³£ÓÃÃüÁî

´ÓÃüÁîÐÐÆô¶¯Ruby½âÊÍÆ÷ʱ£¬Äã²»½ö¿ÉÒÔÌṩ³ÌÐòÎļþµÄÃû×Ö£¬¶øÇÒ¿ÉÒÔÌṩһ¸ö»ò¶à¸öÃüÁîÐпª¹Ø¡£ÄãÑ¡ÔñµÄ¿ª¹ØÖ¸Ê¾½âÊÍÆ÷ÒÔÒ»ÖÖÌØ¶¨µÄ·½Ê½ÔËת£¬²¢ÇÒ/»òÕßÖ´ÐÐÌØ¶¨µÄ²Ù×÷¡£
RubyÃüÁîÐпª¹ØÓÐ20¶à¸ö£¬ÆäÖÐÓÐЩºÜÉÙʹÓã¬ÓÐЩÔòÿÌì±»ºÜ¶àRuby³ÌÐòԱʹÓá£ÔÚÕâÀïÎÒÃǽ«ÔÙ¿´¼¸¸ö×î³£Óõġ££¨ÄãÒѾ­¿´µ½¹ýÆäÖеÄÁ½¸ö£¬-cºÍ&ndas ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ