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  • a selector which has this selector together with a class selector

    - by Woho87
    Here is an analogy of my problem(a selector which has this selector together with a class selector): Let say that I selects all yellow(classes) div elements in a arbitrary HTML document. And I want each to check if the attribute is yes = 1. If the attribute 'yes' equals '1', then I want the child with class 'blue' have the attribute 'no' equals '1'; $('div .yellow').each(function(){ if($(this).attr('yes') == 1){ $(this '.blue:first-child').attr('no', 1);//This line needs to be fixed } }); I know that the line this.getElementsByClassName('blue')[0] fixes this problem. But in my real problem (not this analogy) I want to use addClass and removeClass which only functions with jQuery objects. It is to cumbersome to use other functions than addClass and removeClass. UPDATE: Here is a code snippet from my real problem. I got some problem with "this" in javascript. I want a invited button to have the className visible when I click on it. The button lies within a div element with className 'box'. I know that there are problem with 'this' on the code snippet. But I want the button and not the box to change to visible $('.Box').each(function(){ if($(this).attr('hasButton') != 1){ var invite = document.createElement('div'); invite.className = 'invite invisible'; invite.innerHTML = 'invite'; $(this).attr('hasButton', 1); this.appendChild(invite); invite.addEventListener('mouseover', function(event){ $('.invite', this).removeClass('invisible');//this line is not functioning $('.invite', this).addClass('visible');//neither this }, false); } });

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  • Find TableLeyout in a thread (Because of the ProgressDialog)

    - by Shaulian
    Hi all, On my activity, im getting some big data from web, and while getting this data i want to show the user a ProgressDialog with spinning wheel. That i can do only with putting this code into a thread, right ? the problem is that after im getting this data i need to insert it into my tableLayout as TableRows and it seems impossible to access the TableLayout from the thread. What can i do to show this progress dialog and to be able access the table layout from the thread ?? Is there any event that happens on the end of the thread ? My code fails for : _tableLayout.addView(_tableRowVar, new TableLayout.LayoutParams( LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT)); My full code is : final ProgressDialog dialog = ProgressDialog.show(MyActivity.this, "", "Getting data.\nPlease wait...",true); new Thread() { public void run() { try { TableLayout _tableLayout; _tableLayout = (TableLayout)MyActivity.this.findViewById(R.id.tableLayoutID); List<String> data = getDataFromWeb(); // Get the data and bind it into the table publishTableLayoutWithTableRows(_tableLayout, data ); } catch (Exception e) { new AlertDialog.Builder(MyActivity.this) .setMessage(e.getMessage()) .show(); } dialog.dismiss(); } }.start();

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  • SL 3 navigation not working!

    - by Silver Gun
    Hey Guys I converted all my existing Silverlight app UserControls to Pages so I could use the Navigation Framework. Anyway so I created a UserControl called MyFrame, which would host all the pages. In my App.xaml.cs I have the following to make sure that MyFrame is loaded when the App loads: private void Application_Startup(object sender, StartupEventArgs e) { this.RootVisual = new MyFrame(); } My UriMapper class resides in App.xaml and looks like the following: <navcore:UriMapper x:Key="uriMapper"> <navcore:UriMapping Uri="Login" MappedUri="Login.xaml"> </navcore:UriMapper> Within my 'MyFrame' class, I have the following <StackPanel Orientation="Horizontal"> <StackPanel Orientation="Vertical"> <HyperlinkButton Tag="Login" Content="Login" Click="HyperlinkButton_Click" /> </StackPanel> <StackPanel Orientation="Vertical"> <navigation:Frame x:Name="ContentFrame" Style="{StaticResource ContentFrameStyle}" /> </StackPanel> </StackPanel> And within the callback for my HyperlinkButton's event handler, I have the following: private void HyperlinkButton_Click(object sender, RoutedEventArgs e) { ContentFrame.Navigate(new Uri((sender as HyperlinkButton).Tag.ToString(), UriKind.Relative)); } The Login.xaml file is in my root folder (right under Project). This navigation does not seem to work! The exception I get reads like so: Navigation is only supported to relative URIs that are fragments, or begin with '/', or which contain ';component/'. Parameter name: uri The Login page does not load. There is no problem with Login.xaml as when I set this.RootVisual = new Login(); the page loads just fine. I also tried setting the NavigateUri attribute of the HyperlinkButton to "Login." No cigar. I'll appreciate any help! Thanks a lot in advance

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  • Trigger element's onclick method with JQuery [ASP.NET]

    - by blu
    I have an ASP.NET server control that inherits from CheckBoxList that renders the controls with a UL and LIs. The control is set to AutoPostBack. Markup: <div id="foo"> <ul> <li> <input type="checkbox" onclick="javascript:setTimeout('__doPostBack(..." ... /> <label ... /> </li> </ul> </div> I would like to trigger the JavaScript that is rendered on the CheckBox when the parent LI is clicked. Here is what I have so far: $("#foo li").click(function() { $(this).find("input:eq(0)").trigger("click"); }); This fires a postback in FF 3.x but the event handler in the codebehind is not fired. In IE 7 a script error comes up and the browser just kind of hangs there for a bit then reloads the page. How should I be doing this?

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  • Payapl sandbox a/c in Dotnet..IPN Response Invaild

    - by Sam
    Hi, I am Integrating paypal to mysite.. i use sandbox account,One Buyer a/c and one more for seller a/c...and downloaded the below code from paypal site string strSandbox = "https://www.sandbox.paypal.com/cgi-bin/webscr"; HttpWebRequest req = (HttpWebRequest)WebRequest.Create(strSandbox); //Set values for the request back req.Method = "POST"; req.ContentType = "application/x-www-form-urlencoded"; byte[] param = Request.BinaryRead(HttpContext.Current.Request.ContentLength); string strRequest = Encoding.ASCII.GetString(param); strRequest += "&cmd=_notify-validate"; req.ContentLength = strRequest.Length; //for proxy //WebProxy proxy = new WebProxy(new Uri("http://url:port#")); //req.Proxy = proxy; //Send the request to PayPal and get the response StreamWriter streamOut = new StreamWriter(req.GetRequestStream(), System.Text.Encoding.ASCII); streamOut.Write(strRequest); streamOut.Close(); StreamReader streamIn = new StreamReader(req.GetResponse().GetResponseStream()); string strResponse = streamIn.ReadToEnd(); streamIn.Close(); if (strResponse == "VERIFIED") { //check the payment_status is Completed //check that txn_id has not been previously processed //check that receiver_email is your Primary PayPal email //check that payment_amount/payment_currency are correct //process payment } else if (strResponse == "INVALID") { //log for manual investigation } else { //log response/ipn data for manual investigation } and when add this snippets in pageload event of success page i get the ipn response as INVALID but amount paid successfully but i am getting invalid..any help..Paypal Docs in not Clear. thanks in advance

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  • AS3 microphone recording/saving works, in-flash PCM playback double speed

    - by Lowgain
    I have a working mic recording script in AS3 which I have been able to successfully use to save .wav files to a server through AMF. These files playback fine in any audio player with no weird effects. For reference, here is what I am doing to capture the mic's ByteArray: (within a class called AudioRecorder) public function startRecording():void { _rawData = new ByteArray(); _microphone.addEventListener(SampleDataEvent.SAMPLE_DATA, _samplesCaptured, false, 0, true); } private function _samplesCaptured(e:SampleDataEvent):void { _rawData.writeBytes(e.data); } This works with no problems. After the recording is complete I can take the _rawData variable and run it through a WavWriter class, etc. However, if I run this same ByteArray as a sound using the following code which I adapted from the adobe cookbook: (within a class called WavPlayer) public function playSound(data:ByteArray):void { _wavData = data; _wavData.position = 0; _sound.addEventListener(SampleDataEvent.SAMPLE_DATA, _playSoundHandler); _channel = _sound.play(); _channel.addEventListener(Event.SOUND_COMPLETE, _onPlaybackComplete, false, 0, true); } private function _playSoundHandler(e:SampleDataEvent):void { if(_wavData.bytesAvailable <= 0) return; for(var i:int = 0; i < 8192; i++) { var sample:Number = 0; if(_wavData.bytesAvailable > 0) sample = _wavData.readFloat(); e.data.writeFloat(sample); } } The audio file plays at double speed! I checked recording bitrates and such and am pretty sure those are all correct, and I tried changing the buffer size and whatever other numbers I could think of. Could it be a mono vs stereo thing? Hope I was clear enough here, thanks!

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  • How do I add a namespace attribute to an element in JAXB when marshalling?

    - by Ryan Elkins
    I'm working with eBay's LMS (Large Merchant Services) and kept running into the error: org.xml.sax.SAXException: SimpleDeserializer encountered a child element, which is NOT expected, in something it was trying to deserialize. After alot of trial and error I traced the problem down. It turns out this works: <?xml version="1.0" encoding="UTF-8"?> <BulkDataExchangeRequests xmlns="urn:ebay:apis:eBLBaseComponents"> <Header> <Version>583</Version> <SiteID>0</SiteID> </Header> <AddFixedPriceItemRequest xmlns="urn:ebay:apis:eBLBaseComponents"> while this (what I've been sending) doesn't: <?xml version="1.0" encoding="UTF-8"?> <BulkDataExchangeRequests xmlns="urn:ebay:apis:eBLBaseComponents"> <Header> <Version>583</Version> <SiteID>0</SiteID> </Header> <AddFixedPriceItemRequest> The difference is the xml namespace attribute on the AddFixedPriceItemRequest . All of my XML is currently being marshalled via JAXB and I'm not sure what is the best way to go about adding a second xmlns attribute to a different element in my file. So that's the question. How do I add an xmlns attribute to another element in JAXB? UPDATE: package ebay.apis.eblbasecomponents; import javax.xml.bind.annotation.XmlAccessType; import javax.xml.bind.annotation.XmlAccessorType; import javax.xml.bind.annotation.XmlElement; import javax.xml.bind.annotation.XmlType; @XmlAccessorType(XmlAccessType.FIELD) @XmlType(name = "AddFixedPriceItemRequestType", propOrder = { "item" }) public class AddFixedPriceItemRequestType extends AbstractRequestType { @XmlElement(name = "Item") protected ItemType item; public ItemType getItem() { return item; } public void setItem(ItemType value) { this.item = value; } } Added class definition by request. UPDATE 2: Edited the above class like so to no effect: @XmlAccessorType(XmlAccessType.FIELD) @XmlType(namespace = "urn:ebay:apis:eBLBaseComponents", name = "AddFixedPriceItemRequestType", propOrder = { "item" }) public class AddFixedPriceItemRequestType UPDATE 3: Here is a snippet of the BulkDataExchangeRequestsType class. I tried throwing a namespace="urn:ebay:apis:eBLBaseComponents" into the @XmlElement for AddFixedPriceItemRequest but it didn't do anything. @XmlAccessorType(XmlAccessType.FIELD) @XmlType(name = "BulkDataExchangeRequestsType", propOrder = { "header", "addFixedPriceItemRequest" }) public class BulkDataExchangeRequestsType { @XmlElement(name = "Header") protected MerchantDataRequestHeaderType header; @XmlElement(name = "AddFixedPriceItemRequest") protected List<AddFixedPriceItemRequestType> addFixedPriceItemRequest; UPDATE 4: Here's the hideous chunk of code that is updating the xml after marshalling for me. This is currently working although I'm not particulary proud of it. DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); dbf.setNamespaceAware(true); DocumentBuilder db = dbf.newDocumentBuilder(); Document doc = db.newDocument(); marshaller.marshal(request, doc); NodeList nodes = doc.getChildNodes(); nodes = nodes.item(0).getChildNodes(); for(int i = 0; i < nodes.getLength(); i++){ Node node = nodes.item(i); if (!node.getNodeName().equals("Header")){ ((Element)node).setAttribute("xmlns", "urn:ebay:apis:eBLBaseComponents"); } } Update 5: For anyone else that runs into this problem with eBay and wonders why - The reasoning behind this most likely has to do with how eBay is handling these requests. The BulkDataExchange probably takes the XML payload, breaks it up, and send the pieces out to the Merchant or Trading API. The inner pieces of the payload then do not have the namespace and the get the error. This is a guess on my part but I wouldn't be surprised if this is what was going on behind the scenes. Thanks for all the help everyone.

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  • jquery wait till large document is loaded

    - by Martijn
    In my web application I call a document can be huge. This document is loaded into an iframe. I have a title, buttons and the text which all depends on this document. The text is from the large document and is displayed in the iframe. I'd like to show an animated gif while the document is loading on 3 places (1: document title, 2: document buttons, 3: document text, the iframe) I've tried the onload event on the Iframe, but this doesn't give the me the desired effect. Here's my code that loads the document: function loadDocument(id, doc) { $("#DocumentContent").show(); $("#ButtonBox").show(); // Clear dynamic menu items $("#DynamicMenuContent").html(""); $("#PageContent").html(""); // Load document in frame $("#iframeDocument").attr("src", 'ViewDoc.aspx?id=' + id + '&doc=' + doc + ''); // $("#iframeDocument").attr("src", "Graphics/loader.gif"); // Load menu items $.ajax({ url: "ShowButtons.aspx?id=" + id + "&doc=" + doc, success: function(data) { $("#DynamicMenuContent").html(data) }, error: function(xhr, err, e) { alert("error: " + err) } }); // Set document title $("#documentTitle").load("GetDocumentInfo.aspx?p=title"); } My questions, how can I display a loader gif while the document is loaded? And remove the gif when the document is ready?

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  • Download, pause and resume an download using Indy components

    - by Salvador
    Actually i'm using the TIdHTTP component for download a file from internet. i'm wondering if is possible pause and resume the download using this component o maybe another indy component. this is my current code, this works ok for download a file (without resume), but . now i want pause the download close my app ,and when my app restart then resume the download from the last position saved. var Http: TIdHTTP; MS : TMemoryStream; begin Result:= True; Http := TIdHTTP.Create(nil); MS := TMemoryStream.Create; try try Http.OnWork:= HttpWork;//this event give me the actual progress of the download process Http.Head(Url); FSize := Http.Response.ContentLength; AddLog('Downloading File '+GetURLFilename(Url)+' - '+FormatFloat('#,',FSize)+' Bytes'); Http.Get(Url, MS); MS.SaveToFile(LocalFile); except on E : Exception do Begin Result:=False; AddLog(E.Message); end; end; finally Http.Free; MS.Free; end; end;

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  • Node.js running under IIS Express Keeps Crashing

    - by PazoozaTest Pazman
    I recently resinstalled Windows 7 on my machine and went back to downloading and installing the tools to help me continue developing node.js windows azure web applications. I followed the instructions given on the node.js azure site: http://www.windowsazure.com/en-us/develop/nodejs/ and using web installer 4.0 it says I have successfully installed these tools: Windows Azure Powershell Windows Azure SDK for Node.js - June 2012 Windows Azure SDK for .Net (VS 2012 RC) - June 2012 IIS Recommend Configuration The problem I am experiencing is that when I run the site using powershell e.g: start-azureemulator -launch it goes ahead and runs IIS Express, and after several minutes IIS Express crashes with the following information: Problem signature: Problem Event Name: APPCRASH Application Name: iisexpress.exe Application Version: 8.0.8298.0 Application Timestamp: 4f620349 Fault Module Name: iiscore.dll Fault Module Version: 8.0.8298.0 Fault Module Timestamp: 4f63b65c Exception Code: c0000005 Exception Offset: 00021767 OS Version: 6.1.7601.2.1.0.256.28 Locale ID: 1033 Additional Information 1: f66d Additional Information 2: f66d807b515d6b2dc6f28f66db769a01 Additional Information 3: 7b2f Additional Information 4: 7b2f6797d07ebc2c23f2b227e779722e I am running 2 instances each time, and both of them crash one after the other. Is anyone experiencing something similar and fix this issue ? Is their an upgrade I need to do ? I've run windows update but it says I've got all the latest updates etc. Can I tell the powershell cmdlet to use IIS 7 instead of IIS Express? I'm guessing its something to do with IIS Express on my machine. I did some hunting around and found this person here who experienced a similar problem: https://github.com/tjanczuk/iisnode/issues/149 I've got a cron job running every 1 second, to check if any website totals need to be updated. Could this be causing IIS Express to crash? Cheers

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  • Chain of DataBinding

    - by Neir0
    Hello I am trying to do follow DataBinding Property -> DependencyProperty -> Property But i have trouble. For example, We have simple class with two properties implements INotifyPropertyChanged: public class MyClass : INotifyPropertyChanged { private string _num1; public string Num1 { get { return _num1; } set { _num1 = value; OnPropertyChanged("Num1"); } } private string _num2; public string Num2 { get { return _num2; } set { _num2 = value; OnPropertyChanged("Num2"); } } public event PropertyChangedEventHandler PropertyChanged; public void OnPropertyChanged(string e) { PropertyChangedEventHandler handler = PropertyChanged; if (handler != null) handler(this, new PropertyChangedEventArgs(e)); } } And TextBlock declared in xaml: <TextBlock Name="tb" FontSize="20" Foreground="Red" Text="qwerqwerwqer" /> Now lets trying to bind Num1 to tb.Text: private MyClass _myClass = new MyClass(); public MainWindow() { InitializeComponent(); Binding binding1 = new Binding("Num1") { Source = _myClass, Mode = BindingMode.OneWay }; Binding binding2 = new Binding("Num2") { Source = _myClass, Mode = BindingMode.TwoWay }; tb.SetBinding(TextBlock.TextProperty, binding1); //tb.SetBinding(TextBlock.TextProperty, binding2); var timer = new Timer(500) {Enabled = true,}; timer.Elapsed += (sender, args) => _myClass.Num1 += "a"; timer.Start(); } It works well. But if we uncomment this string tb.SetBinding(TextBlock.TextProperty, binding2); then TextBlock display nothing. DataBinding doesn't work! How can i to do what i want?

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  • Implementing crossover in genetic programming

    - by Name
    Hi, I'm writing a genetic programming (GP) system (in C but that's a minor detail). I've read a lot of the literature (Koza, Poli, Langdon, Banzhaf, Brameier, et al) but there are some implementation details I've never seen explained. For example: I'm using a steady state population rather than a generational approach, primarily to use all of the computer's memory rather than reserve half for the interim population. Q1. In GP, as opposed to GA, when you perform crossover you select two parents but do you create one child or two, or is that a free choice you have? Q2. In steady state GP, as opposed to a generational system, what members of the population do the children created by crossover replace? This is what I haven't seen discussed. Is it the two parents, or is it two other, randomly-selected members? I can understand if it's the latter, and that you might use negative tournament selection to choose members to replace, but would that not create premature convergence? (After a crossover event the population contains the two original parents plus two children of those parents, and two other random members get removed. Elitism is inherent.) Q3. Is there a Web forum or mailing list focused on GP? Oddly I haven't found one. Yahoo's GP group is used almost exclusively for announcements, the Poli/Langdon Field Guide forum is almost silent, and GP discussions on general/game programming sites like gamedev.net are very basic. Thanks for any help you can provide!

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  • How do I 'addChild' an DisplayObject3d from another class? (Papervision3d)

    - by Sandor
    Hi All Im kind of new in the whole papervision scene. For a school assignment I'm making a panorama version of my own room using a cube with 6 pictures in it. It created the panorama, it works great. But now I want to add clickable objects in it. One of the requirements is that my code is OOP focused. So that's what I am trying right now. Currently I got two classes - Main.as (Here i make the panorama cube as the room) - photoWall.as (Here I want to create my first clickable object) Now my problem is: I want to addChild a clickable object from photoWall.as to my panorama room. But he doesn't show it? I think it has something to do with the scenes. I use a new scene in Main.as and in photoWall.as. No errors or warnings are reported This is the piece in photoWall.as were I want to addChild my object (photoList): private function portret():void { //defining my material for the clickable portret var material : BitmapFileMaterial = new BitmapFileMaterial('images/room.jpg'); var material_list : MaterialsList = new MaterialsList( { front: material, back: material } ); // I don't know if this is nessecary? that's my problem scene = new Scene3D(); material.interactive = true; // make the clickable object as a cube var photoList : DisplayObject3D = new Cube(material_list, 1400, 1400, 1750, 1, 4, 4, 4); // positioning photoList.x = -1400; photoList.y = -280; photoList.z = 5000; //mouse event photoList.addEventListener( InteractiveScene3DEvent.OBJECT_CLICK, onPress); // this is my problem! I cannot see 'photoList' within my scene!!! scene.addChild(photoList); // trace works, so the function must be loaded. trace('function loaded'); } Hope you guys can help me out here. Would really be great! Thanks, Sandor

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  • BizTalk SMTP Message Part Getting XML Encoding

    - by alram
    I have a email multi-part message which I am using to send failed message routing from the messagebox to a business users mailbox. Email{ Body - RawString; OriginalMessage - string}; The original message gets set from the received message that activates the orchestration. For example assume the original failed message is from a Flat file that failed disassembly with the contents: Order,1,2,3,4,5,<6>, I set the message using: Email.OriginalMessage = MyUtil.XlangMsgToStringMethod(FailedMessage);// XmlDocument type, this can be malformed xml, valid xml, or flat file that fails in disassembler. I can then write to the event log to test whats in Email.OriginalMessage: System.Diagnostics.EventLog.WriteEntry("BizTalk Server 2006", Email.OriginalMessage, Information); // This displays the correct original message "Order, 1,2,3,4,5,<6," When the email is delivered using a SMTP server and a dynamic send port, with the attachment set to text/plain mime type, the original message gets xml encoding escaped and wrapped in xml: <?xml version="1.0"?> <string>Order, 1,2,3,4,5,&lt;6&gt;,</string> Any ideas why? The SMTP port has passthrutransmit as pipeline. Thanks.

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  • destroy cfwindow in javascript 'is not a function'

    - by Ryan French
    Hi All, Having an issue here that I have tried everything I can think of but cant get it to work. I have a page with a link that creates a cfwindow like so function create_window(ID){ var config = new Object(); config.modal=true; config.center=true; config.height=775; config.width=700; config.resizable=false; config.closable=false; config.draggable=false; config.refreshonshow=true; ColdFusion.Window.create('newWindow','Window Title', '/source/url'+ID, config) The window is created and the URL has the ID parsed to it that is used for displaying the correct item in the window. This all works fine. The problem is when I try and close the window and open a new window with a different item being displayed, the URL is not changed. I realise that this is because the window is being hidden, and not destroyed, and therefore it is the same window being opened. So I have created an onHide event handler to destroy the window like so. function showItemDetails(){ var ID=document.getElementById("sList").value create_window(ID); ColdFusion.Window.onHide('newWindow', refreshList); } function refreshList(){ ColdFusion.bindHandlerCache['sList'].call(); ColdFusion.Window.destroy('newWindow',true); } Now when I close the window Firebug is returning the error "ColdFusion.Window.destroy is not a function" (In IE the error is "Object doesn't support this property or method"). I have made sure we are running the latest version of ColdFusion 8.01 on the server (as I know that .destroy wasnt added until 8.01) and have applied the latest hotfixes to the server as well. Any ideas?

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  • UpdatePanel not refreshing in Accordion

    - by TenaciousImpy
    Hi, I'm using MS AJAX's accordion control. It works fine normally, but I can't seem to get it to work with an UpdatePanel. My layout is like this: <div id="accordion"> <div><a href="#">Header1</a></div> <div class="acc_content"> <asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional" > <ContentTemplate> <asp:button id="btnToggle" runat="server" text="toggle"/> //my repeater contents go here. The buttons within the repeater cause a postback, but changes cannot be seen unless the page is manually refreshed (since the updatepanel doesn't refresh) </ContentTemplate> <Triggers> <asp:AsyncPostBackTrigger ControlID="btnToggle" EventName="click" /> <asp:AsyncPostBackTrigger ControlID="btnAdd" EventName="click" /> //this button is outside the updatepanel </ContentTemplate> </Triggers> </asp:UpdatePanel> </div> <div><a href="#">Header 2 </a></div> <div class="acc_content"> Content of the second pane </div> </div> There are postbacks occurring when I click the buttons, but the updatepanel never refreshes or updated. I tried adding UpdatePanel1.Update() in the code-behind for each postback event, but no luck. Any ideas as to why this is happening? Thanks

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  • jQuery ajax call doesn't seem to do anything at all

    - by icemanind
    I am having a problem with making an ajax call in jQuery. Having done this a million times, I know I am missing something really silly here. Here is my javascript code for making the ajax call: function editEmployee(id) { $('#<%= imgNewEmployeeWait.ClientID %>').hide(); $('#divAddNewEmployeeDialog input[type=text]').val(''); $('#divAddNewEmployeeDialog select option:first-child').attr("selected", "selected"); $('#divAddNewEmployeeDialog').dialog('open'); $('#createEditEmployeeId').text(id); var inputEmp = {}; inputEmp.id = id; var jsonInputEmp = JSON.stringify(inputEmp); debugger; alert('Before Ajax Call!'); $.ajax({ type: "POST", url: "Configuration.aspx/GetEmployee", data: jsonInputEmp, contentType: "application/json; charset=utf-8", dataType: "json", success: function (msg) { alert('success'); }, error: function (msg) { alert('failure'); } }); } Here is my CS code that is trying to be called: [WebMethod] public static string GetEmployee(int id) { var employee = new Employee(id); return Newtonsoft.Json.JsonConvert.SerializeObject(employee, Newtonsoft.Json.Formatting.Indented); } When I try to run this, I do get the alert that says Before Ajax Call!. However, I never get an alert back that says success or an alert that says failure. I did go into my CS code and put a breakpoint on the GetEmployee method. The breakpoint did hit, so I know jQuery is successfully calling the method. I stepped through the method and it executed just fine with no errors. I can only assume the error is happening when the jQuery ajax call is returning from the call. Also, I looked in my event logs just to make sure there wasn't an ASPX error occurring. There is no error in the logs. I also looked at the console. There are no script errors. Anyone have any ideas what I am missing here? `

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  • Fixed mouse pointer with jQuery draggable

    - by MikeWyatt
    I'm building a little game in HTML5. The canvas element is a viewport into the game world. The user can move the viewport's position in the world by clicking and dragging with the mouse on a small icon. The problem is that the scrolling stops when the mouse pointer hits the edge of the screen. In all likelihood, that will limit scrolling in one of the directions severely, since the icon will be in one of the corners of the page. The only technical solution I can think of would be to somehow fix the mouse pointer's position on the icon and detect the relative movement each frame. Basically I would just reset the pointer position back to the center of the icon after each drag event. Unfortunately, I'm fairly positive that this is not possible. Playing with the user's pointer is a big no-no from a usability and security standpoint. So, is there any other way to do what I want? I'm primarily looking for technical ideas here, but suggestions for a more appropriate interface would also be welcome.

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  • Proper DateTime Format for a Web Service

    - by user48408
    I have a webservice with a method which is called via a xmlhttprequest object in my javascript. The method accepts a datetime parameter which is subsequently converted to a string and run against the database to perform a calculation. I get the value from m_txtDateAdd and send off the xmlHttprequest <asp:textbox id=m_txtDateAdd tabIndex=4 runat="server" Width="96px" Text="<%# Today %>"> </asp:textbox> which has a validator attacted to it <asp:CustomValidator id="m_DateAddValidator" runat="server" ErrorMessage="Please Enter a Valid Date" ControlToValidate="m_txtDateAdd">&#x25CF;</asp:CustomValidator> My webmethod looks something like this [WebMethod] public decimal GetTotalCost(DateTime transactionDate) { String sqlDateString = transactionDate.Year+"/"+transactionDate.Month+"/"+transactionDate.Day; I use sqlDateString as part of the commandtext i send off to the database. Its a legacy application and its inline sql so I don't have the freedom to set up a stored procedure and create and assign parameters in my code behind. This works 90% of the time. The webservice is called on the onchange event of m_txtDateAdd. Every now and again the response i get from the server is System.ArgumentException: Cannot convert 25/06/2009 to System.DateTime. System.ArgumentException: Cannot convert 25/06/2009 to System.DateTime. Parameter name: type --- System.FormatException: String was not recognized as a valid DateTime. at System.DateTimeParse.Parse(String s, DateTimeFormatInfo dtfi, DateTimeStyles styles) at System.DateTime.Parse(String s, IFormatProvider provider) at System.Convert.ToDateTime(String value, IFormatProvider provider) at System.String.System.IConvertible.ToDateTime(IFormatProvider provider) at System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider) at System.Web.Services.Protocols.ScalarFormatter.FromString(String value, Type type) --- End of inner exception stack trace --- at System.Web.Services.Protocols.ScalarFormatter.FromString(String value, Type type) at System.Web.Services.Protocols.ValueCollectionParameterReader.Read(NameValueCollection collection) at System.Web.Services.Protocols.HtmlFormParameterReader.Read(HttpRequest request) at System.Web.Services.Protocols.HttpServerProtocol.ReadParameters() at System.Web.Services.Protocols.WebServiceHandler.CoreProcessRequest()

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  • Scaling Literate Programming?

    - by Tetha
    Greetings. I have been looking at Literate Programming a bit now, and I do like the idea behind it: you basically write a little paper about your code and write down as much of the design decisions, the code probably surrounding the module, the inner workins of the module, assumptions and conclusions resulting from the design decisions, potential extension, all this can be written down in a nice way using tex. Granted, the first point: it is documentation. It must be kept up-to-date, but that should not be that bad, because your change should have a justification and you can write that down. However, how does Literate Programming Scale to a larger degree? Overall, Literate Programming is still just text. Very human readable text, of course, but still text, and thus, it is hard to follow large systems. For example, I reworked large parts of my compiler to use and some magic to chain compile steps together, because some "x.register_follower(y); y.register_follower(z); y.register_follower(a);..." got really unwieldy, and changing that to x y z a made it a bit better, even though this is at its breaking point, too. So, how does Literate Programming scale to larger systems? Does anyone try to do that? My thought would be to use LP to specify components that communicate with each other using event streams and chain all of these together using a subset of graphviz. This would be a fairly natural extension to LP, as you can extract a documentation -- a dataflow diagram -- from the net and also generate code from it really well. What do you think of it? -- Tetha.

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  • BroadcastReceiver not triggered by Alarm

    - by Ezekiel Buchheit
    I am trying to set up an alarm that will run in the background and trigger (eventually) a save event. At the moment I simply have this code attached to a button. Press the button and the alarm should start leaving Toast messages behind as an indication that it is functioning. At the moment everything runs except the onReceive in the BroadcastReceiver is never triggered. Here is my code: The class setting up the alarm: //FIXME - rename (ie BackgroundSave; more descriptive) public class AlarmReceiver extends Service{ //FIXME - make sure you kill the service public void onCreate() { super.onCreate(); Toast.makeText(getApplication().getApplicationContext(), "Service onCreate called", Toast.LENGTH_SHORT).show(); } @Override public int onStartCommand(Intent intent, int flags, int startId) { Toast.makeText(getApplication().getApplicationContext(), "Service started", Toast.LENGTH_SHORT).show(); setAlarm(AlarmReceiver.this); // We want this service to continue running until it is explicitly // stopped, so return sticky. return START_STICKY; } public void setAlarm(Context c) { AlarmManager alarmManager = (AlarmManager)c.getSystemService(Context.ALARM_SERVICE); Intent i = new Intent(c, Alarm.class); PendingIntent pi = PendingIntent.getBroadcast(c, 0, i, 0); alarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, System.currentTimeMillis() + 1000, 1000, pi); Toast.makeText(c.getApplicationContext(), "setAlarm called", Toast.LENGTH_SHORT).show(); } public void cancelAlarm(Context context) { Intent intent = new Intent(context, Alarm.class); PendingIntent sender = PendingIntent.getBroadcast(context, 0, intent, 0); AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); alarmManager.cancel(sender); } @Override public IBinder onBind(Intent arg0) { // TODO Auto-generated method stub return null; } } Here is the BroadcastReceiver: public class Alarm extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Toast.makeText(context, "Alarm", Toast.LENGTH_SHORT).show(); } } And here is my manifest: <!-- Alarm --> <service android:name="com.xxxx.android.tools.AlarmReceiver" android:enabled="true" /> <receiver android:name="com.xxxx.android.tools.Alarm" ></receiver> The alarm onReceive is never triggered.

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  • What am I doing wrong with HttpResponse content and headers when downloading a file?

    - by Slauma
    I want to download a PDF file from a SQL Server database which is stored in a binary column. There is a LinkButton on an aspx page. The event handler of this button looks like this: protected void LinkButtonDownload(object sender, EventArgs e) { ... byte[] aByteArray; // Read binary data from database into this ByteArray // aByteArray has the size: 55406 byte Response.ClearHeaders(); Response.ClearContent(); Response.BufferOutput = true; Response.AddHeader("Content-Disposition", "attachment; filename=" + "12345.pdf"); Response.ContentType = "application/pdf"; using (BinaryWriter aWriter = new BinaryWriter(Response.OutputStream)) { aWriter.Write(aByteArray, 0, aByteArray.Length); } } A "File Open/Save dialog" is offered in my browser. When I store this file "12345.pdf" to disk, the file has a size of 71523 Byte. The additional 16kB at the end of the PDF file are the HTML code of my page (as I can see when I view the file in an editor). I am confused because I was believing that ClearContent and ClearHeaders would ensure that the page content is not sent together with the file content. What am I doing wrong here? Thanks for help!

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  • How does overlayViewTouched notification work in the MoviePlayer sample code

    - by Jonathan
    Hi, I have a question regarding the MoviePlayer sample code provided by apple. I don't understand how the overlayViewTouch notification works. The NSlog message I added to it does not get sent when I touch the view (not button). // post the "overlayViewTouch" notification and will send // the overlayViewTouches: message - (void)overlayViewTouches:(NSNotification *)notification { NSLog(@"overlay view touched"); // Handle touches to the overlay view (MyOverlayView) here... } I can, however, get the NSlog notification if I place it in -(void)touchesBegan in "MyOverlayView.m". Which makes me think it is recognizing touches but not sending a notification. // Handle any touches to the overlay view - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { UITouch* touch = [touches anyObject]; if (touch.phase == UITouchPhaseBegan) { NSLog(@"overlay touched(from touchesBegan") // IMPORTANT: // Touches to the overlay view are being handled using // two different techniques as described here: // // 1. Touches to the overlay view (not in the button) // // On touches to the view we will post a notification // "overlayViewTouch". MyMovieViewController is registered // as an observer for this notification, and the // overlayViewTouches: method in MyMovieViewController // will be called. // // 2. Touches to the button // // Touches to the button in this same view will // trigger the MyMovieViewController overlayViewButtonPress: // action method instead. NSNotificationCenter *nc = [NSNotificationCenter defaultCenter]; [nc postNotificationName:OverlayViewTouchNotification object:nil]; } } Can anyone shed light on what I am missing or doing wrong? Thank you.

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  • Emulating a web browser

    - by Sean
    Hello, we are tasked with basically emulating a browser to fetch webpages, looking to automate tests on different web pages. This will be used for (ideally) console-ish applications that run in the background and generate reports. We tried going with .NET and the WatiN library, but it was built on a Marshalled IE, and so it lacked many features that we hacked in with calls to unmanaged native code, but at the end of the day IE is not thread safe nor process safe, and many of the needed features could only be implemented by changing registry values and it was just terribly unflexible. Proxy support JavaScript support- we have to be able to parse the actual DOM after any javascript has executed (and hopefully an event is raised to handle any ajax calls) Ability to save entire contents of page including images FROM THE loaded page's CACHE to a separate location ability to clear cookies/cache, get the cookies/cache, etc. Ability to set headers and alter post data for any browser call And for the love of drogs, an API that isn't completely cryptic Languages acceptable C++, C#, Python, anything that can be a simple little console application that doesn't have a retarded syntax like Ruby. From my own research, and believe me I am terrible at google searches, I have heard good things about WebKit... would the Qt module QtWebKit handle all these features?

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  • richfaces progressBar polling

    - by John
    Hi, I've got a progressBar component defined as the following on my webpage: <rich:modalPanel id="pb1Panel"> <rich:progressBar id="pb1" oncomplete="javascript:#{myBean.handleProgressEvent()} closeProgressModalPanel()" value="#{pb1Listener.percentageComplete}" label="#{pb1Listener.percentageComplete} %" minValue="1" maxValue="100" limitToList="true" timeout="3200" interval="1400" enabled="false"/> </rich:modalPanel> and a button: <a4j:commandButton id="actButton" value="action" action="#{myBean.performAction}" immediate="true" ajaxSingle="true" onclick="javascript:Richfaces.showModalPanel('pb1Panel');" reRender="pb1Panel"> <a4j:support event="onClick" value="#{rich:component('pb1')}.enable()" reRender="pb1" /> </a4j:commandButton> which doesn't work. However if I take out the .... enabled="false"/> .... from the progress bar, and the element from the button, everything seems to work just fine. Any suggestion why it's not working? I'm setting enabled="false" initially because I do not want the polling to start unless the button was clicked (to reduce unnecessary polling). The system is building on richfaces/seam. Thanks!

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