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  • Named query not known error trying to call a stored proc using Fluent NHibernate

    - by Hamman359
    I'm working on setting up NHibernate for a project and I have a few queries that, due to their complexity, we will be leaving as stored procedures. I'd like to be able to use NHibernate to call the sprocs, but have run into an error I can't figure out. Since I'm using Fluent NHibernate I'm using mixed mode mapping as recommended here. However, when I run the app I get a "Named query not known: AccountsGetSingle" exception and I can't figure out why. I think I might have a problem with my HBM mapping since I'm not very familiar with using them but I'm not sure. My NHibernate configuration code is: private ISessionFactory CreateSessionFactory() { return Fluently.Configure() .Database(MsSqlConfiguration.MsSql2005 .ConnectionString((conn => conn.FromConnectionStringWithKey("CIDB"))) .ShowSql()) .Mappings(m => { m.HbmMappings.AddFromAssemblyOf<Account>(); m.FluentMappings.AddFromAssemblyOf<Account>(); }) .BuildSessionFactory(); } My hbm.xml file is: <?xml version="1.0" encoding="utf-8" ?> <hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"> <sql-query name="AccountsGetSingle"> <return alias="Account" class="Core, Account"></return> exec AccountsGetSingle </sql-query> </hibernate-mapping> And the code where I am calling the sproc looks like this: public Account Get() { return _conversation.Session .GetNamedQuery("AccountsGetSingle") .UniqueResult<Account>(); } Any thoughts or ideas would be appreciated. Thanks.

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  • Repository Pattern with Entity Framework 3.5 and MVVM

    - by Ravi
    I am developing a Database File System. I am using - .Net framework 3.5 Entity Framework 3.5 WPF with MVVM pattern The project spans across multiple assemblies each using same model. One assembly,let's call it a "server", only adds data to the database using EF i.e. same model.Other assemblies (including the UI) both reads and writes the data.The changes made by server should immediately reflect in other assemblies. The database contains self referencing tables where each entity can have single OR no parent and (may be) some children. I want to use repository pattern which can also provide some mechanism to handle this hierarchical nature. I have already done reading on this on Code Project. It shares the same context(entities) everywhere. My question is - Should I share the same context everywhere? What are the advantages and disadvantages of doing that?

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  • WPF Layout algorithm woes - control will resize, but not below some arbitrary value.

    - by Quantumplation
    I'm working on an application for a client, and one of the requirements is the ability to make appointments, and display the current week's appointments in a visual format, much like in Google Calender's or Microsoft Office. I found a great (3 part) article on codeproject, in which he builds a "RangePanel", and composes one for each "period" (for example, the work day.) You can find part 1 here: http://www.codeproject.com/KB/WPF/OutlookWpfCalendarPart1.aspx The code presents, but seems to choose an arbitrary height value overall (440.04), and won't resize below that without clipping. What I mean to say, is that the window/container will resize, but it just cuts off the bottom of the control, instead of recalculating the height of the range panels, and the controls in the range panels representing the appointment. It will resize and recalculate for greater values, but not less. Code-wise, what's happening is that when you resize below that value, first the "MeasureOverride" is called with the correct "new height". However, by the time the "ArrangeOverride" method is called, it's passing the same 440.04 value as the height to arrange to. I need to find a solution/workaround, but any information that you can provide that might direct me for things to look into would also be greatly appreciated ( I understand how frustrating it is to debug code when you don't have the codebase in front of you. :) ) The code for the various Arrange and Measure functions are provided below. The "CalendarView" control has a "CalendarViewContentPresenter", which handles several periods. Then, the periods have a "CalendarPeriodContentPresenter", which handles each "block" of appointments. Finally, the "RangePanel" has it's own implementation. (To be honest, i'm still a bit hazy on how the control works, so if my explanations are a bit hazy, the article I linked probably has a more cogent explanation. :) ) CalendarViewContentPresenter: protected override Size ArrangeOverride(Size finalSize) { int columnCount = this.CalendarView.Periods.Count; Size columnSize = new Size(finalSize.Width / columnCount, finalSize.Height); double elementX = 0; foreach (UIElement element in this.visualChildren) { element.Arrange(new Rect(new Point(elementX, 0), columnSize)); elementX = elementX + columnSize.Width; } return finalSize; } protected override Size MeasureOverride(Size constraint) { this.GenerateVisualChildren(); this.GenerateListViewItemVisuals(); // If it's coming back infinity, just return some value. if (constraint.Width == Double.PositiveInfinity) constraint.Width = 10; if (constraint.Height == Double.PositiveInfinity) constraint.Height = 10; return constraint; } CalendarViewPeriodPersenter: protected override Size ArrangeOverride(Size finalSize) { foreach (UIElement element in this.visualChildren) { element.Arrange(new Rect(new Point(0, 0), finalSize)); } return finalSize; } protected override Size MeasureOverride(Size constraint) { this.GenerateVisualChildren(); return constraint; } RangePanel: protected override Size ArrangeOverride(Size finalSize) { double containerRange = (this.Maximum - this.Minimum); foreach (UIElement element in this.Children) { double begin = (double)element.GetValue(RangePanel.BeginProperty); double end = (double)element.GetValue(RangePanel.EndProperty); double elementRange = end - begin; Size size = new Size(); size.Width = (Orientation == Orientation.Vertical) ? finalSize.Width : elementRange / containerRange * finalSize.Width; size.Height = (Orientation == Orientation.Vertical) ? elementRange / containerRange * finalSize.Height : finalSize.Height; Point location = new Point(); location.X = (Orientation == Orientation.Vertical) ? 0 : (begin - this.Minimum) / containerRange * finalSize.Width; location.Y = (Orientation == Orientation.Vertical) ? (begin - this.Minimum) / containerRange * finalSize.Height : 0; element.Arrange(new Rect(location, size)); } return finalSize; } protected override Size MeasureOverride(Size availableSize) { foreach (UIElement element in this.Children) { element.Measure(availableSize); } // Constrain infinities if (availableSize.Width == double.PositiveInfinity) availableSize.Width = 10; if (availableSize.Height == double.PositiveInfinity) availableSize.Height = 10; return availableSize; }

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  • DynamicResource and Dynamic Items in ContextMenu on XamDataGrid

    - by miguel
    I would like to dynamically create a set of context menu options based upon some properties. Currently, I am creating a context menu as a DynamicResource with the visibility of the menu options bound to the properties, however, it seems that the DynamicResource is created only once, at runtime. Is this true? What I would like to do is have the menu generated each time, which will take into account the property changes on the data object. Please see the following XAML snippet: <Border DockPanel.Dock="Right" Margin="4,4,4,4" BorderBrush="Gray" BorderThickness="1" CornerRadius="3" > <igDP:XamDataGrid Height="Auto" Width="Auto" Style="{DynamicResource DefaultInfragisticsGridStyle}" Name="axeDataGrid" ActiveRecord="{Binding Path=SelectedItem, Mode=TwoWay}" DataSource="{Binding Path=Axes}" ContextMenuOpening="ContextMenuOpeningHandler"> <igDP:XamDataGrid.Resources> <Style TargetType="{x:Type igDP:DataRecordPresenter}" BasedOn="{x:Static Themes:DataPresenterAero.DataRecordPresenter}"/> <ContextMenu x:Key="RecordContextMenu"> <ContextMenu.Resources> <BooleanToVisibilityConverter x:Key="booleanToVisibilityConverter"/> </ContextMenu.Resources> <MenuItem Header="Cancel Axe" Command="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type igDP:XamDataGrid}}, Path=DataContext.CancelAxe}" Visibility="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type igDP:XamDataGrid}}, Path=DataContext.IsCancelAxeAllowed, Converter={StaticResource booleanToVisibilityConverter}, Mode=OneWay}"/> <MenuItem Header="Create RFQ" Command="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type igDP:XamDataGrid}}, Path=DataContext.CreateRFQ}" Visibility="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type igDP:XamDataGrid}}, Path=DataContext.IsCreateRfqAllowed, Converter={StaticResource booleanToVisibilityConverter}, Mode=OneWay}"/> </ContextMenu> <Style TargetType="{x:Type igDP:DataRecordCellArea}"> <Setter Property="ContextMenu" Value="{DynamicResource RecordContextMenu}" /> </Style>

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  • Implementation of FIR filter in C#

    - by user261924
    Hi, at the moment im trying to implement a FIR lowpass filter on a wave file. The FIR coefficients where obtained using MATLAB using a 40 order. Now i need to implement the FIR algorithm in C# and im finding it difficult to implement it. Any help? Thanks

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  • CSS window height problem with dynamic loaded css

    - by Michael Mao
    Hi all: Please go here and use username "admin" and password "endlesscomic" (without wrapper quotes) to see the web app demo. Basically what I am trying to do is to incrementally integrate my work to this web app, say, every nightly, for the client to check the progress. Also, he would like to see, at the very beginning, a mockup about the page layout. I am trying to use the 960 grid system to achieve this. So far, so good. Except one issue that when the "mockup.css" is loaded dynamically by jQuery, it "extends" the window to the bottom, something I do not wanna have... As an inexperienced web developer, I don't know which part is wrong. Below is my js: /* master.js */ $(document).ready(function() { $('#addDebugCss').click(function() { alertMessage('adding debug css...'); addCssToHead('./css/debug.css'); $('.grid-insider').css('opacity','0.5');//reset mockup background transparcy }); $('#addMockupCss').click(function() { alertMessage('adding mockup css...'); addCssToHead('./css/mockup.css'); $('.grid-insider').css('opacity','1');//set semi-background transparcy for mockup }); $('#resetCss').click(function() { alertMessage('rolling back to normal'); rollbackCss(new Array("./css/mockup.css", "./css/debug.css")); }); }); function alertMessage(msg) //TODO find a better modal prompt { alert(msg); } function addCssToHead(path_to_css) { $('<link rel="stylesheet" type="text/css" href="' + path_to_css + '" />').appendTo("head"); } function rollbackCss(set) { for(var i in set) { $('link[href="'+ set[i]+ '"]').remove(); } } Something should be added to the exteral mockup.css? Or something to change in my master.js? Thanks for any hints/suggestions in advance.

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  • How to resovle javax.mail.AuthenticationFailedException issue?

    - by jl
    Hi, I am doing a sendMail Servlet with JavaMail. I have javax.mail.AuthenticationFailedException on my output. Can anyone please help me out? Thanks. sendMailServlet code: try { String host = "smtp.gmail.com"; String from = "[email protected]"; String pass = "pass"; Properties props = System.getProperties(); props.put("mail.smtp.starttls.enable", "true"); props.put("mail.smtp.host", host); props.put("mail.smtp.user", from); props.put("mail.smtp.password", pass); props.put("mail.smtp.port", "587"); props.put("mail.smtp.auth", "true"); props.put("mail.debug", "true"); Session session = Session.getDefaultInstance(props, null); MimeMessage message = new MimeMessage(session); Address fromAddress = new InternetAddress(from); Address toAddress = new InternetAddress("[email protected]"); message.setFrom(fromAddress); message.setRecipient(Message.RecipientType.TO, toAddress); message.setSubject("Testing JavaMail"); message.setText("Welcome to JavaMail"); Transport transport = session.getTransport("smtp"); transport.connect(host, from, pass); message.saveChanges(); Transport.send(message); transport.close(); }catch(Exception ex){ out.println("<html><head></head><body>"); out.println("ERROR: " + ex); out.println("</body></html>"); } Output on GlassFish 2.1: DEBUG SMTP: trying to connect to host "smtp.gmail.com", port 587, isSSL false 220 mx.google.com ESMTP 36sm10907668yxh.13 DEBUG SMTP: connected to host "smtp.gmail.com", port: 587 EHLO platform-4cfaca 250-mx.google.com at your service, [203.126.159.130] 250-SIZE 35651584 250-8BITMIME 250-STARTTLS 250-ENHANCEDSTATUSCODES 250 PIPELINING DEBUG SMTP: Found extension "SIZE", arg "35651584" DEBUG SMTP: Found extension "8BITMIME", arg "" DEBUG SMTP: Found extension "STARTTLS", arg "" DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg "" DEBUG SMTP: Found extension "PIPELINING", arg "" STARTTLS 220 2.0.0 Ready to start TLS EHLO platform-4cfaca 250-mx.google.com at your service, [203.126.159.130] 250-SIZE 35651584 250-8BITMIME 250-AUTH LOGIN PLAIN 250-ENHANCEDSTATUSCODES 250 PIPELINING DEBUG SMTP: Found extension "SIZE", arg "35651584" DEBUG SMTP: Found extension "8BITMIME", arg "" DEBUG SMTP: Found extension "AUTH", arg "LOGIN PLAIN" DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg "" DEBUG SMTP: Found extension "PIPELINING", arg "" DEBUG SMTP: Attempt to authenticate AUTH LOGIN 334 VXNlcm5hbWU6 aWpveWNlbGVvbmdAZ21haWwuY29t 334 UGFzc3dvcmQ6 MTIzNDU2Nzhf 235 2.7.0 Accepted DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc] DEBUG SMTP: useEhlo true, useAuth true

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  • Using Crypt function Python 3.3.2

    - by adampski
    In Windows and Python version 3.3.2, I try and call the python module like so: hash2 = crypt(word, salt) I import it at the top of my program like so: from crypt import * The result I get is the following: Traceback (most recent call last): File "C:\none\of\your\business\adams.py", line 10, in <module> from crypt import * File "C:\Python33\lib\crypt.py", line 3, in <module> import _crypt ImportError: No module named '_crypt' However, when I execute the same file adams.py in Ubuntu, with Python 2.7.3, it executes perfectly - no errors. I tried the following to resolve the issue for my Windows & Python 3.3.2 (though I'm sure the OS isn't the issue, the Python version or my use of syntax is the issue): Rename the directory in the Python33 directory from Lib to lib Rename the crypt.py in lib to _crypt.py. However, it turns out the entire crypt.py module depends on an external module called _crypt.py too. Browsed internet to download anything remotely appropriate to resemble _crypt.py It's not Python, right? It's me...(?) I'm using syntaxes to import and use external modules that are acceptable in 2.7.3, but not in 3.3.2. Or have I found a bug in 3.3.2?

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  • Visual Studio 2008: Start custom build target via project/solution context menu - without add-in

    - by Achim
    I have a custom build target in a visual studio 2008 c# project. Is there a simple way to add a context menu item to the project, so that the custom build target can be executed via the ide? The build target is not integrated into the default build process and has to be started by hand. This step should be simple for all developers and should not force them to execute msbuild from the command line. Any hint for a simple, working solution? regards, Achim

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  • Silverlight WCF serialization [DataContract(IsReference=true)] problem

    - by Ciaran
    Hi, I'm have a Silverlight 3 UI that access WCF services which in turn access respositories that use NHibernate. To overcome some NHibernate lazy loading issues with WCF I'm using my own DataContract surrogate as described here: http://timvasil.com/blog14/post/2008/02/WCF-serialization-with-NHibernate.aspx. In here I'm setting preserveObjectReferences = true My model contains cycles (i.e. Customer with Collection). When I retrieve an object from my service it works fine, however when I try and send that same object back to the wcf service I get the error: System.ServiceModel.CommunicationException was unhandled by user code Message=There was an error while trying to serialize parameter http://tempuri.org/:searchCriteria. The InnerException message was 'Object graph ...' contains cycles and cannot be serialized if references are not tracked. Consider using the DataContractAttribute with the IsReference property set to true.' So cyclical references are now a problem in Silverlight, so I try change my DataContract to be [DataContract(IsReference=true)] but now when I try to retrieve an object from my service I get the following exception: System.ServiceModel.CommunicationException was unhandled by user code Message=The remote server returned an error: NotFound. It shouldn't be this hard to do something so trivial...

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  • How to Edit data in nested Listview

    - by miti737
    I am using listview to display a list of items and a nested listview to show list of features to each item. Both parent and child listview need to able Insert,Edit and delete operation. It works fine for parent listview. But when I try to edit an child item, The edit button does not take it into Edit mode. Can you please suggest me what I am missing in my code? <asp:ListView ID="lvParent" runat="server" OnItemDataBound="lvParent_ItemDataBound" onitemcanceling="lvParent_ItemCanceling" onitemcommand="lvParent_ItemCommand" DataKeyNames="ItemID" onitemdeleting="lvParent_ItemDeleting" oniteminserting="lvParent_ItemInserting" > <LayoutTemplate> <asp:PlaceHolder ID="itemPlaceholder" runat="server"></asp:PlaceHolder> <div align="right"> <asp:Button ID="btnInsert" runat="server" Text="ADD Item" onclick="btnInsert_Click"/> </div> </LayoutTemplate> <ItemTemplate> <table runat="server" cellpadding="0" cellspacing="0" border="0" width="100%"> <tr> <td> <div id="dvDetail"> <span >Description</span> <asp:TextBox ID="txtDescription" runat="server" Text='<%# DataBinder.Eval(Container.DataItem, "Description") %>' TextMode="MultiLine" ></asp:TextBox> </div> <div id="dvFeature" > <span>Feature List</span> <asp:ListView ID="lvChild" runat="server" InsertItemPosition="LastItem" DataKeyNames="FeatureID" OnItemCommand="lvChild_ItemCommand" OnItemCanceling="lvChild_ItemCanceling" OnItemDeleting="lvChild_ItemDeleting" OnItemEditing="lvChild_ItemEditing" OnItemInserting="lvChild_ItemInserting" OnItemUpdating="lvChild_ItemUpdating" DataSource='<%# DataBinder.Eval(Container.DataItem, "FeatureList") %>' > <LayoutTemplate> <ul > <asp:PlaceHolder runat="server" ID="itemPlaceHolder" ></asp:PlaceHolder> </ul> </LayoutTemplate> <ItemTemplate> <li> <span class="dvList"><%# DataBinder.Eval(Container.DataItem, "FeatureTitle")%></span> <div class="dvButton" > <asp:ImageButton ID="btnEdit" runat="server" ImageUrl="/Images/edit_16x16.gif" AlternateText= "Edit" CommandName="Edit" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "FeatureID") %>' Width="12" Height="12" /> <asp:ImageButton ID="btnDelete" runat="server" ImageUrl="/Images/delete_16x16.gif" AlternateText= "Delete" CommandName="Delete" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "FeatureID") %>' Width="12" Height="12" /> </div> </li> </ItemTemplate> <EditItemTemplate> <li> <asp:TextBox ID="txtFeature" Text='<%# DataBinder.Eval(Container.DataItem, "FeatureTitle")%>' runat="server"></asp:TextBox> <div class="dvButton"> <asp:ImageButton ID="btnUpdate" runat="server" ImageUrl="/Images/ok_16x16.gif" AlternateText= "Update" CommandName="Update" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "FeatureID") %>' Width="12" Height="12" /> <asp:ImageButton ID="btnCancel" runat="server" ImageUrl="/Images/delete_16x16.gif" AlternateText= "Cancel" CommandName="Cancel" Width="12" Height="12" CausesValidation="false" /> </div> </li> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox ID="txtFeature" runat="server"></asp:TextBox> <div class="dvButton"> <asp:ImageButton ID="btnInsert" runat="server" ImageUrl="/Images/ok_16x16.gif" AlternateText= "Insert" CommandName="Insert" Width="12" Height="12" /> <asp:ImageButton ID="btnCancel" runat="server" ImageUrl="/Images/delete_16x16.gif" AlternateText= "Cancel" CommandName="Cancel" Width="12" Height="12" CausesValidation="false" /> </div> </InsertItemTemplate> </asp:ListView> </div> </td> </tr> <tr> <td align="right"> <div id="dvButton" > <asp:Button ID="btnSave" runat="server" Text="Save" CommandName="Save" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "ItemID") %>' /> <asp:Button ID="btnDelete" runat="server" Text="Delete" CssClass="Cancel" CommandName="Delete" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "ItemID") %>' /> </div> </td> </tr> </table> </ItemTemplate> </asp:ListView> Code Behind: protected void Page_Load(object sender, EventArgs e) { if (Page.IsPostBack == false) { BindData(); } } private void BindData() { MyDataContext data = new MyDataContext(); var result = from itm in data.ItemLists where itm.ItemID == iItemID select new { itm.ItemID, itm.Description, FeatureList = itm.Features }; lvParent.DataSource = result; lvParent.DataBind(); } protected void lvChild_ItemEditing(object sender, ListViewEditEventArgs e) { ListView lvChild = sender as ListView; lvChild.EditIndex = e.NewEditIndex; lvChild.DataBind(); } Edit: protected void lvChild_ItemEditing(object sender, ListViewEditEventArgs e) { ListView lvChild = sender as ListView; lvChild.EditIndex = e.NewEditIndex; lvChild.DataBind(); } If I use "lvChild.DataBind()" in 'ItemEditing' event, the total list of child items goes away if I click 'edit' protected void lvChild_ItemEditing(object sender, ListViewEditEventArgs e) { ListView lvChild = sender as ListView; lvChild.EditIndex = e.NewEditIndex; } if I get rid of 'lvChild.Databind' in ItemEditing event, it goes to Edit mode after clicking the 'edit' button twice . And though it shows textbox control of EditItemTemplate, it appears as a blank textbox (does not bind existing value to edit).

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  • HTML Minification in C#

    - by Tom
    Hi Guys, Tried searching around for a complete library for HTML Minification in C# but haven't been able to locate anything that is useful ? Does anyone here have such a library or know of one ?

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  • Raise event to another control with jquery

    - by Chad
    Is it possible to raise a keyup event from one control (text input) to another control (say, a select element)? In short, when certain keys are pressed in the text box (up, down, etc) I need that event to also happen in the select element.

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  • Entity Framework 4 Code First and the new() Operator

    - by Eric J.
    I have a rather deep hierarchy of objects that I'm trying to persist with Entity Framework 4, POCO, PI (Persistence Ignorance) and Code First. Suddenly things started working pretty well when it dawned on me to not use the new() operator. As originally written, the objects frequently use new() to create child objects. Instead I'm using my take on the Repository Pattern to create all child objects as needed. For example, given: class Adam { List<Child> children; void AddChildGivenInput(string input) { children.Add(new Child(...)); } } class Child { List<GrandChild> grandchildren; void AddGrandChildGivenInput(string input) { grandchildren.Add(new GrandChild(...)); } } class GrandChild { } ("GivenInput" implies some processing not shown here) I define an AdamRepository like: class AdamRepository { Adam Add() { return objectContext.Create<Adam>(); } Child AddChildGivenInput(Adam adam, string input) { return adam.children.Add(new Child(...)); } GrandChild AddGrandchildGivenInput(Child child, string input) { return child.grandchildren.Add(new GrandChild(...)); } } Now, this works well enough. However, I'm no longer "ignorant" of my persistence mechanism as I have abandoned the new() operator. Additionally, I'm at risk of an anemic domain model since so much logic ends up in the repository rather than in the domain objects. After much adieu, a question: Or rather several questions... Is this pattern required to work with EF 4 Code First? Is there a way to retain use of new() and still work with EF 4 / POCO / Code First? Is there another pattern that would leave logic in the domain object and still work with EF 4 / POCO / Code First? Will this restriction be lifted in later versions of Code First support? Sometimes trying to go the POCO / Persistence Ignorance route feels like swimming upstream, other times it feels like swimming up Niagra Falls.

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  • Objective C ASIHTTPRequest nested GCD block in complete block

    - by T.Leavy
    I was wondering if this is the correct way to have nested blocks working on the same variable in Objective C without causing any memory problems or crashes with ARC. It starts with a ASIHttpRequest complete block. MyObject *object = [dataSet objectAtIndex:i]; ASIHTTPRequest *request = [[ASIHTTPRequest alloc]initWithURL:@"FOO"]; __block MyObject *mutableObject = object; [request setCompleteBlock:^{ mutableObject.data = request.responseData; __block MyObject *gcdMutableObject = mutableObject; dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0),^{ [gcdMutableObject doLongComputation]; dispatch_async(dispatch_get_main_queue(),^{ [self updateGUIWithObject:gcdMutableObject]; }); }); [request startAsynchronous]; My main concern is nesting the dispatch queues and using the __block version of the previous queue to access data. Is what I am doing safe?

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  • Mimicking the UltraGridColumnChooser's drag & drop ability

    - by Sören Kuklau
    (Infragistics 2008 Vol. 3, CLR 2.0) Infragistics's UltraGrid comes with a column chooser user control, which is simply a vertical arrangement of columns with checkboxes that toggle a column's hidden state. In addition, it allows you to pick a column and drag it directly to the grid so you don't have to manually position it afterwards. (This is particularly handy when you already have a lot of visible columns and have no clue where the new one ended up.) I'm building my own column chooser based on an UltraTree. Getting the checkboxes to behave the same wasn't an issue, but I haven't found a way to drag a column from the tree to the grid and have it accept it. In my tree, each UltraTreeNode has a Tag with the following struct: Private Structure DraggableGridColumn Public NodeKey As String Public NodeName As String Public ParentKey As String Public Column As UltraGridColumn End Structure I then have an event as follows: Private Sub columnsTree_SelectionDragStart(ByVal sender As Object, ByVal e As System.EventArgs) Handles columnsTree.SelectionDragStart If columnsTree.SelectedNodes.Count <> 1 Then Return End If If Not TypeOf columnsTree.SelectedNodes(0).Tag Is DraggableGridColumn Then Return End If Dim column As UltraGridColumn = CType(columnsTree.SelectedNodes(0).Tag, DraggableGridColumn).Column columnsTree.DoDragDrop(column, DragDropEffects.All) End Sub In the DoDragDrop call, neither column (of type UltraGridColumn) nor column.Header (of type ColumnHeader) get accepted by the grid. I assume I'm sending the wrong type, and/or that the grid expects a special struct with some additional information. Unfortunately, I've also failed to catch an event (both on the column chooser side as well as on the grid side) where Infragistics's normal column chooser does this properly; the normal drag & drop events never seem to fire.

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  • Mock a Linq to Sql EntityRef using Moq?

    - by Jeremy Holt
    My datacontext contains a table named Userlog with a one to many relationship with table UserProfile. In class UserLog public UserProfile UserProfile { get {return this._UserProfile.Entity;} } In class UserProfile public EntitySet<UserLog> UserLogs { get{return this._UserLogs;} } { set {this._UserLogs.Assign(value); } How would I go about mocking (using Moq) UserLog.UserProfile without changing the autogenerated code? What I would like to do is something like: var mockUserLog = new Mock<UserLog>(); mockUserLog.Setup(c=>c.UserProfile.FirstName).Returns("Fred"); etc I can do this if I go into the designer.cs and make FirstName and UserProfile virtual, however I would like to do this in the partial class. Any ideas? Thanks Jeremy

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  • close colorbox iframe after submit

    - by I Like PHP
    i m using jqury colorbox to show a shopping cart item, i want that wehen user enter the quantity in that i frame and click on submit button, that i frame closed and main window(parent) is refresh automatically.... i means i want two things after submiitting data on i frame 1. autoclose i frame 2.refresh parent window please help me out

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  • half or quarter black screen in android

    - by Mike McKeown
    I have an android activity that when I launch sometimes (about 1 in 4 times) it only draws quarter or half the screen before showing it. When I change the orientation or press a button the screen draws properly. I'm just using TextViews, Buttons, Fonts - no drawing or anything like that. All of my code for initialising is in the onCreate(). In this method I'm loading a text file, of about 40 lines long, and also getting a shared preference. Could this cause a delay so that it can't draw the intent? Thanks in advance if anyone has seen anything similar. EDIT - I tried commenting out the loading of the word list, but it didn't fix the problem. Here is the activity <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/mainRelativeLayout" android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="@drawable/blue_abstract_background" > <RelativeLayout android:id="@+id/relativeScore" android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center_horizontal" > <TextView android:id="@+id/ScoreLabel" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_centerVertical="true" android:padding="10dip" android:text="SCORE:" android:textSize="18dp" /> /> <TextView android:id="@+id/ScoreText" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@id/ScoreLabel" android:padding="5dip" android:text="0" android:textSize="18dp" /> <TextView android:id="@+id/GameTimerText" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentRight="true" android:layout_centerVertical="true" android:layout_marginLeft="5dp" android:layout_marginRight="5dp" android:minWidth="25dp" android:text="0" android:textSize="18dp" /> <TextView android:id="@+id/GameTimerLabel" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toLeftOf="@id/GameTimerText" android:padding="10dip" android:text="TIMER:" android:textSize="18dp" /> /> </RelativeLayout> <RelativeLayout android:id="@+id/relativeHighScore" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_below="@id/relativeScore" > <TextView android:id="@+id/HighScoreLabel" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:padding="10dip" android:text="HIGH SCORE:" android:textSize="16dp" /> <TextView android:id="@+id/HighScoreText" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@id/HighScoreLabel" android:padding="10dip" android:text="0" android:textSize="16dp" /> </RelativeLayout> <LinearLayout android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_alignParentLeft="true" android:layout_below="@+id/relativeHighScore" android:orientation="vertical" > <LinearLayout android:id="@+id/linearMissing" android:layout_width="fill_parent" android:layout_height="80dp" android:layout_gravity="center" android:orientation="vertical" > <View android:layout_width="match_parent" android:layout_height="2dp" android:background="@color/yellow_text" /> <TextView android:id="@+id/MissingWordText" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="fill_parent" android:layout_gravity="center_horizontal" android:layout_marginTop="25dp" android:text="MSSNG WRD" android:textSize="22dp" android:typeface="normal" /> </LinearLayout> <View android:layout_width="match_parent" android:layout_height="2dp" android:background="@color/yellow_text" /> <TableLayout android:id="@+id/buttonsTableLayout" android:layout_width="fill_parent" android:layout_height="wrap_content" > <TableRow android:id="@+id/tableRow3" android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center_horizontal" android:paddingTop="5dp" > <Button android:id="@+id/aVowelButton" android:layout_width="66dp" android:layout_height="66dp" android:layout_gravity="center_horizontal" android:layout_marginBottom="10dp" android:layout_marginRight="5dp" android:background="@drawable/blue_vowel_button" android:text="@string/a" android:textColor="@color/yellow_text" android:textSize="30dp" /> <Button android:id="@+id/eVowelButton" android:layout_width="66dp" android:layout_height="66dp" android:layout_gravity="center_horizontal" android:layout_marginBottom="10dp" android:layout_marginRight="5dp" android:background="@drawable/blue_vowel_button" android:text="@string/e" android:textColor="@color/yellow_text" android:textSize="30dp" /> </TableRow> <TableRow android:id="@+id/tableRow4" android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center_horizontal" > <Button android:id="@+id/iVowelButton" android:layout_width="66dp" android:layout_height="66dp" android:layout_gravity="center_horizontal" android:layout_margin="5dp" android:background="@drawable/blue_vowel_buttoni" android:text="@string/i" android:textColor="@color/yellow_text" android:textSize="30dp" /> <Button android:id="@+id/oVowelButton" android:layout_width="66dp" android:layout_height="66dp" android:layout_gravity="center_horizontal" android:layout_margin="5dp" android:background="@drawable/blue_vowel_button" android:text="@string/o" android:textColor="@color/yellow_text" android:textSize="30dp" /> <Button android:id="@+id/uVowelButton" android:layout_width="66dp" android:layout_height="66dp" android:layout_gravity="center_horizontal" android:layout_margin="5dp" android:background="@drawable/blue_vowel_button" android:text="@string/u" android:textColor="@color/yellow_text" android:textSize="30dp" /> </TableRow> </TableLayout> <TextView android:id="@+id/TimeToStartText" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:textSize="24dp" /> <Button android:id="@+id/startButton" style="@style/yellowShadowText" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center_horizontal" android:layout_marginTop="10dp" android:background="@drawable/blue_button_menu" android:gravity="center" android:padding="10dip" android:text="START!" android:textSize="28dp" /> </LinearLayout> </RelativeLayout> And the OnCreate() and a few methods: public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_game); isNewWord = true; m_gameScore = 0; m_category = getCategoryFromExtras(); // loadWordList(m_category); initialiseTextViewField(); loadHighScoreAndDifficulty(); setFonts(); setButtons(); setStartButton(); enableDisableButtons(false); } private void loadHighScoreAndDifficulty() { //setting preferences SharedPreferences prefs = this.getSharedPreferences(m_category, Context.MODE_PRIVATE); int score = prefs.getInt(m_category, 0); //0 is the default value m_highScore = score; m_highScoreText.setText(String.valueOf(m_highScore)); prefs = this.getSharedPreferences(DIFFICULTY, Context.MODE_PRIVATE); m_difficulty = prefs.getString(DIFFICULTY, NRML_DIFFICULTY); } private void initialiseTextViewField() { m_startButton = (Button) findViewById(R.id.startButton); m_missingWordText = (TextView) findViewById(R.id.MissingWordText); m_gameScoreText = (TextView) findViewById(R.id.ScoreText); m_gameScoreLabel = (TextView) findViewById(R.id.ScoreLabel); m_gameTimerText = (TextView) findViewById(R.id.GameTimerText); m_gameTimerLabel = (TextView) findViewById(R.id.GameTimerLabel); m_timeToStartText = (TextView) findViewById(R.id.TimeToStartText); m_highScoreLabel = (TextView) findViewById(R.id.HighScoreLabel); m_highScoreText = (TextView) findViewById(R.id.HighScoreText); } private String getCategoryFromExtras() { String category = ""; Bundle extras = getIntent().getExtras(); if (extras != null) { category = extras.getString("category"); } return category; } private void enableDisableButtons(boolean enable) { Button button = (Button) findViewById(R.id.aVowelButton); button.setEnabled(enable); button = (Button) findViewById(R.id.eVowelButton); button.setEnabled(enable); button = (Button) findViewById(R.id.iVowelButton); button.setEnabled(enable); button = (Button) findViewById(R.id.oVowelButton); button.setEnabled(enable); button = (Button) findViewById(R.id.uVowelButton); button.setEnabled(enable); } private void setStartButton() { m_startButton.setOnClickListener(new View.OnClickListener() { public void onClick(View view) { m_gameScore = 0; updateScore(); m_startButton.setVisibility(View.GONE); m_timeToStartText.setVisibility(View.VISIBLE); startPreTimer(); } }); }

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  • Terminating app due to uncaught exception 'NSGenericException', reason: '*** Collection <CALayerArray: 0x66522e0> was mutated while being enumerated

    - by fahu
    some times my app crashed by showing * Collection was mutated while being enumerated . This is occurring in same line of code all the time.please help me on this issue. i stuck on this. the app is crashing at pushing view controller line of my code.but it is not frequent one. my error console Terminating app due to uncaught exception 'NSGenericException', reason: '* Collection CALayerArray: 0x1030c730 was mutated while being enumerated. "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "" )' my code: - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { ServiceDetails *service=[[ServiceDetails alloc] initWithNibName:@"ServiceDetails" bundle:nil]; CompanyListingForm *list=[[CompanyListingForm alloc]initWithNibName:@"CompanyListingForm" bundle:nil]; [category_company_text resignFirstResponder]; if(viewHoldingTable) { [viewHoldingTable removeFromSuperview]; } if (category_clicked_flag==0) { if (location_or_cat_com==0) { NSMutableArray *get=[district_array objectAtIndex:indexPath.row]; locationid=[[get objectAtIndex:0]intValue]; [location_textfield resignFirstResponder]; location_textfield.text=[get objectAtIndex:1]; } else { if (draggingView) { [draggingView removeFromSuperview]; } if (viewHoldingTable) { [viewHoldingTable removeFromSuperview]; } NSMutableArray *get=[company_array objectAtIndex:indexPath.row]; category_company_text.text=[get objectAtIndex:1]; service.ida=[NSString stringWithFormat:@"%d",[[get objectAtIndex:0] intValue]]; service.idloc=[NSString stringWithFormat:@"%d",locationid]; [self.navigationController pushViewController:service animated:YES];//getting error at this point. //[emer release]; } } else { if (location_or_cat_com==0) { NSMutableArray *get=[district_array objectAtIndex:indexPath.row]; locationid=[[get objectAtIndex:0]intValue]; [location_textfield resignFirstResponder]; location_textfield.text=[get objectAtIndex:1]; } else { NSMutableArray *get=[category_array objectAtIndex:indexPath.row]; category_company_text.text=[get objectAtIndex:1]; int catid=[[get objectAtIndex:0]intValue]; list.IDForLoc=[NSString stringWithFormat:@"%d",locationid]; list.IDForCat=[NSString stringWithFormat:@"%d",catid]; list.companydetails=[get objectAtIndex:1]; [self.navigationController pushViewController:list animated:YES];//getting error at this point. } } [service release]; [list release]; }

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  • Debugging matchit plugin in vim (under Cygwin)

    - by system PAUSE
    The "matchit" plugin for vim is supposed to allow you to use the % key to jump between matching start/end tags when editing HTML, as well as /* and */ comment delimiters when editing other kinds of code. I've followed the exact instructions in ":help matchit", but % still doesn't work for me. It seems silly to ask "Why doesn't this work?" so instead I'm asking How can I diagnose the problem? Pointers to references are welcome, but specific vim-plugin-debugging techniques are preferred. Here is the ~/.vim directory: $ ls -ltaGR ~/.vim /cygdrive/y/.vim: total 0 drwxr-xr-x 1 spause 0 Sep 17 13:20 .. drwxr-xr-x 1 spause 0 Sep 16 13:59 doc drwxr-xr-x 1 spause 0 Sep 16 13:58 . drwxr-xr-x 1 spause 0 Sep 16 13:58 plugin /cygdrive/y/.vim/doc: total 24 -rw-r--r-- 1 spause 1961 Sep 16 13:59 tags drwxr-xr-x 1 spause 0 Sep 16 13:59 . -rw-r--r-- 1 spause 19303 Sep 16 13:58 matchit.txt drwxr-xr-x 1 spause 0 Sep 16 13:58 .. /cygdrive/y/.vim/plugin: total 32 drwxr-xr-x 1 spause 0 Sep 16 13:58 .. -rw-r--r-- 1 spause 30714 Sep 16 13:58 matchit.vim drwxr-xr-x 1 spause 0 Sep 16 13:58 . I am running vim 7.2 under Cygwin (installed Fall 2008). cygcheck shows: 1829k 2008/06/12 C:\cygwin\bin\cygwin1.dll Cygwin DLL version info: DLL version: 1.5.25 DLL epoch: 19 DLL bad signal mask: 19005 DLL old termios: 5 DLL malloc env: 28 API major: 0 API minor: 156 Shared data: 4 DLL identifier: cygwin1 Mount registry: 2 Cygnus registry name: Cygnus Solutions Cygwin registry name: Cygwin Program options name: Program Options Cygwin mount registry name: mounts v2 Cygdrive flags: cygdrive flags Cygdrive prefix: cygdrive prefix Cygdrive default prefix: Build date: Thu Jun 12 19:34:46 CEST 2008 CVS tag: cr-0x5f1 Shared id: cygwin1S4 In vim, :set shows: --- Options --- autoindent fileformat=dos shiftwidth=3 background=dark filetype=html syntax=html cedit=^F scroll=24 tabstop=3 expandtab shelltemp textmode viminfo='20,<50,s10,h Notably, the syntax and filetype are both recognized as HTML. (The syntax colouring is just fine.) If additional info is needed, please comment. UPDATE: Per answer by too much php: After trying vim -V1, I had changed my .vimrc to include a line set nocp so the compatible option is not on. :let loadad_matchit loaded_matchit #1 :set runtimepath? runtimepath=~/.vim,/usr/share/vim/vimfiles,/usr/share/vim/vim72,/usr/share/vim/vimfiles/after,~/.vim/after (~ is /cygdrive/y) Per answer by michael: :scriptnames 1: /cygdrive/y/.vimrc 2: /usr/share/vim/vim72/syntax/syntax.vim 3: /usr/share/vim/vim72/syntax/synload.vim 4: /usr/share/vim/vim72/syntax/syncolor.vim 5: /usr/share/vim/vim72/filetype.vim 6: /usr/share/vim/vim72/colors/evening.vim 7: /cygdrive/y/.vim/plugin/matchit.vim 8: /cygdrive/y/.vim/plugin/python_match.vim 9: /usr/share/vim/vim72/plugin/getscriptPlugin.vim 10: /usr/share/vim/vim72/plugin/gzip.vim 11: /usr/share/vim/vim72/plugin/matchparen.vim 12: /usr/share/vim/vim72/plugin/netrwPlugin.vim 13: /usr/share/vim/vim72/plugin/rrhelper.vim 14: /usr/share/vim/vim72/plugin/spellfile.vim 15: /usr/share/vim/vim72/plugin/tarPlugin.vim 16: /usr/share/vim/vim72/plugin/tohtml.vim 17: /usr/share/vim/vim72/plugin/vimballPlugin.vim 18: /usr/share/vim/vim72/plugin/zipPlugin.vim 19: /usr/share/vim/vim72/syntax/html.vim 20: /usr/share/vim/vim72/syntax/javascript.vim 21: /usr/share/vim/vim72/syntax/vb.vim 22: /usr/share/vim/vim72/syntax/css.vim Note that matchit.vim, html.vim, tohtml.vim, css.vim, and javascript.vim are all present. :echo b:match_words E121: Undefined variable: b:match_words E15: Invalid expression: b:match_words Hm, this looks highly relevant. I'm now looking through :help matchit-debug to find out how to fix b:match_words.

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  • $facebook->getSession() returns null in the example code. is that ok?

    - by Toto
    Running the example code for the Facebook API I get a null session object, and I should get a non-null object giving the comment in the code. What am I doing wrong? In other words, in my index.php this fragment from the example code shows "no session" when I go to http://apps.facebook.com/my_app in my browser: <?php require './facebook.php'; // Create our Application instance. $facebook = new Facebook(array( 'appId' => '...', // actual value replaced by '...' for this post 'secret' => '...', // actual value replaced by '...' for the post 'cookie' => true, )); // We may or may not have this data based on a $_GET or $_COOKIE based session. // // If we get a session here, it means we found a correctly signed session using // the Application Secret only Facebook and the Application know. We dont know // if it is still valid until we make an API call using the session. A session // can become invalid if it has already expired (should not be getting the // session back in this case) or if the user logged out of Facebook. $session = $facebook->getSession(); if ($session) { echo "session ok"; } else { echo "no session"; } ?> Note: in my server index.php and facebook.php are in the same folder.

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  • Random Access Violation Exception in WPF Application

    - by PT1984
    Hi, I am facing weird problem while running regression tests on my WPF Application. I am getting AccessViolationException with different stacktraces each time. First : Message :Attempted to read or write protected memory. This is often an indication that other memory is corrupt. StackTrace : at MS.Win32.PresentationCore.UnsafeNativeMethods.MILUnknown.Release(IntPtr pIUnkown) at MS.Win32.PresentationCore.UnsafeNativeMethods.MILUnknown.ReleaseInterface(IntPtr& ptr) at System.Windows.Media.SafeMILHandle.ReleaseHandle() at System.Runtime.InteropServices.SafeHandle.InternalFinalize() at System.Runtime.InteropServices.SafeHandle.Dispose(Boolean disposing) at System.Runtime.InteropServices.SafeHandle.Finalize() Source :PresentationCore Type : System.AccessViolationException. Second : Message :Attempted to read or write protected memory. This is often an indication that other memory is corrupt. StackTrace : at MS.Win32.PresentationCore.UnsafeNativeMethods.IMILBitmapEffect.GetOutput(SafeHandle THIS_PTR, UInt32 uiIndex, SafeMILHandle pContext, BitmapSourceSafeMILHandle& ppBitmapSource) at System.Windows.Media.Effects.BitmapEffect.GetOutput(SafeHandle unmanagedEffect, Int32 index, BitmapEffectRenderContext context) at System.Windows.Media.Effects.BitmapEffect.GetOutput(BitmapEffectInput input) at System.Windows.Media.Effects.BitmapEffectState.GetEffectOutput(Visual visual, RenderTargetBitmap& renderBitmap, Matrix worldTransform, Rect windowClip, Matrix& finalTransform) at System.Windows.Media.Effects.BitmapEffectVisualState.RenderBitmapEffect(Visual visual, Channel channel) at System.Windows.Media.Effects.BitmapEffectContent.ExecuteRealizationsUpdate() at System.Windows.Media.RealizationContext.RealizationUpdateSchedule.Execute() at System.Windows.Media.MediaContext.Render(ICompositionTarget resizedCompositionTarget) at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget) at System.Windows.Media.MediaContext.AnimatedRenderMessageHandler(Object resizedCompositionTarget) at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter) at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler) at System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler) at System.Windows.Threading.DispatcherOperation.InvokeImpl() at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state) at System.Threading.ExecutionContext.runTryCode(Object userData) at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData) at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Windows.Threading.DispatcherOperation.Invoke() at System.Windows.Threading.Dispatcher.ProcessQueue() at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o) at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter) at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler) at System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler) at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Boolean isSingleParameter) at System.Windows.Threading.Dispatcher.Invoke(DispatcherPriority priority, Delegate method, Object arg) at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam) at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg) at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame) at System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame) at System.Windows.Threading.Dispatcher.Run() at System.Windows.Application.RunDispatcher(Object ignore) at System.Windows.Application.RunInternal(Window window) at System.Windows.Application.Run(Window window) at System.Windows.Application.Run() at Main() Source :PresentationCore Type :System.AccessViolationException In Application Event Log I found following entries : Dispatcher processing has been suspended, but messages are still being processed. Faulting application **.exe, version 1.0.0.*, stamp 4c08d288, faulting module wpfgfx_v0300.dll, version 3.0.6920.1427, stamp 488f3056, debug? 0, fault address 0x0012ec36. My Application uses Dispatcher from another thread, to change the values of the controls , enable - disable those, change visibility etc., the thred is run multiple times in a second. Please let me know if anybody has faced this problem? Thanks in advance, -Prasad

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