dhtmlxGrid可编辑网格Errno:ECONNRESET
问题描述:
我对Ruby和Rails很新。dhtmlxGrid可编辑网格Errno:ECONNRESET
我用导轨3.0.9和1.9.2的红宝石
我用这个页面上显示的dhtmlxGrid:http://www.dhtmlx.com/blog/?p=426
我随机得到以下错误添加和删除网格中的几个条目后: “ERROR errno的:ECONNRESET:一个现有的连接被远程主机
C:/Railsinstaller/Ruby1.9.2/lib/ruby1.9.1/webrick/httpserver.rb:56 in 'eof?'
C:/Railsinstaller/Ruby1.9.2/lib/ruby1.9.1/webrick/httpserver.rb:56 in 'run'
C:/Railsinstaller/Ruby1.9.2/lib/ruby1.9.1/webrick/server.rb:183 in 'block in start_thread'
服务器不会立即崩溃封闭相反,它随机崩溃完成一些GET请求后,然后我得到一个错误。我的Ruby解释器(CUI)1.9.2p290崩溃的Windows。
我该如何避免这种不稳定?
我的模型看起来像这样:
class Timestep < ActiveRecord::Base
has_many :prodcaps, :dependent => :destroy
has_many :demands, :dependent => :destroy
has_many :maxaddcaps, :dependent => :destroy
has_many :addcapcosts, :dependent => :destroy
validates :stepnumber, :presence => true
attr_accessible :stepnumber
end
的时间步长控制器看起来像这样:
class TimestepsController < ApplicationController
def view
end
def data
@timesteps = Timestep.all()
end
def dbaction
#called for all db actions
stepnumber = params["c0"]
@mode = params["!nativeeditor_status"]
@id = params["gr_id"]
case @mode
when "inserted"
timestep = Timestep.new
timestep.stepnumber = stepnumber
timestep.save!
@tid = timestep.id
when "deleted"
timestep=Timestep.find(@id)
timestep.destroy
@tid = @id
when "updated"
timestep=Timestep.find(@id)
timestep.stepnumber = stepnumber
timestep.save!
@tid = @id
end
end
end
的时间步长的观点是这样的:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<%= render 'shared/grid_head' %>
</head>
<body>
<div id="grid_here" style="width:600px; height:400px;">
</div>
<script type="text/javascript" charset="utf-8">
var grid = new dhtmlXGridObject("grid_here");
grid.setImagePath("/javascripts/codebase/imgs/");
grid.setHeader("Zeitpunkt");
grid.setColSorting("str");
grid.setInitWidths("*");
grid.setSkin("dhx_skyblue");
grid.init();
grid.load("/timesteps/data.xml");
dp = new dataProcessor("/timesteps/dbaction.xml");
dp.init(grid);
</script>
<input type="button" value="Add" onclick="grid.addRow(grid.uid(),'<%=Timestep.last.stepnumber+1%>'); javascript:timedRefresh(500)">
<input type="button" value="Delete" onclick="grid.deleteSelectedRows(); javascript:timedRefresh(500)">
</body>
</html>
与共享头是:
<script src="/javascripts/codebase/dhtmlxcommon.js" type="text/javascript" charset="utf-8"></script>
<script src="/javascripts/codebase/dhtmlxgrid.js" type="text/javascript" charset="utf-8"></script>
<script src="/javascripts/codebase/dhtmlxgridcell.js" type="text/javascript" charset="utf-8"></script>
<script src="/javascripts/codebase/dhtmlxdataprocessor.js" type="text/javascript" charset="utf-8"></script>
<link rel="stylesheet" href="/javascripts/codebase/dhtmlxgrid.css" type="text/css" media="screen" charset="utf-8">
<link rel="stylesheet" href="/javascripts/codebase/skins/dhtmlxgrid_dhx_skyblue.css" type="text/css" media="screen" charset="utf-8">
<script type="text/javascript" charset="utf-8">
<%#Definiere Funktion zur Aktualisierung der Seite%>
<%#Übernommen von http://www.quackit.com/javascript/javascript_refresh_page.cfm %>
function timedRefresh(timeoutPeriod) {
setTimeout("location.reload(true);",timeoutPeriod);
}
</script>
终于data.xml.builder看起来是这样的:
xml.instruct! :xml, :version=>"1.0"
xml.tag!("rows") do
Timestep.all.each do |timestep|
xml.tag!("row",{ "id" => timestep.id }) do
xml.tag!("cell", timestep.stepnumber)
end
end
end
答
不部署应用的Heroku之后再出现此错误。 在我看来,这只是一个webrick的问题。