Marcus Alt's Q&A profile

• Windows Forms How do i assign this?

  let say i wanted to sum up all the price in my database and assing it to a listview table.  how do i do it   what i did was  ....  myRS.Open("Select SUM(Price) FROM Store",myDb)  how do I assign it to a listview    where does the value store actually   I don't understand what you are trying to do... So far I've go ...Show All

• Visual C# Win32 Heaps keeps on Growing

  Hi Guys, We've written a Service Application for importing data into our system. It appears that we have a memory leak since the applications grows and grows and grows until it crashes ( OutOfMemoryException ). Using .NET Memory Profiler 2.6 I found that the Win32 heaps seems to be the culprit. Does any one have any Idea what could be causing this issue I assume you already have been montiring the memory problem using the performance wizard in VS2005. This will show where your memory are allocated. In order to track down where it is NOT discarded, you can use a utility called "Son of ...Show All

• Smart Device Development Connecting to web service from 2003 Smart Device Application

  I am trying to connect to a web server running on my local machine with a c# 2003 smart device application. I get a build error on the pda application: c:\Webservice\WebServiceTesting\bin\Debug\WebService1.dll Referenced class 'WebService1.Service1' has base class or interface 'System.Web.Services.WebService' defined in an assembly that is not referenced. You must add a reference to assembly 'System.Web.Services'. I have added the reference to System.Web.Services. I have also added a reference to WebService1 (my web service) Here is my code for the web service - very simple using System; using System.Collections; usi ...Show All

• .NET Development Exclude schema when sending typed dataset through web services

  Hi. The problem with sending typed dataset through web services is that it also sends the schema def. of the dataset, that can be very large if it reflects a big database. So i have tried to to not sending the schema with; myDataSet1.SchemaSerializationMode = SchemaSerializationMode .ExcludeSchema; But this aint working, it makes no difference to the XML being sent. The schema is there. And i have also tried: myDataSet1 .RemotingFormat = SerializationFormat .Binary; with no luck. So anyone know how to turn off sending the schema def. when doing web service calls . ; ...Show All

• Software Development for Windows Vista How to use the roles in WWF?

  first, I add a roles in the "statemachine"->"state"->"HandleExternalEvent". now I want to do the following things: In the application form which uses above statemachine workflow, how to check if the login users is part of the roles then, if it's true than do the event. Now i know that WWF have the "System.Workflow.Activities.WorkflowRols" and "WorkflowRoleCollection()", but i don't know how to use it , and i can't fine the example about "roles", please tell me how to use the roles in WWF,thanks. Looks good, although I'd probably add some logic to ma ...Show All

• Visual C# Embedded resource not working

  I want to add a picture as embedded resource to my project. I choose Add Existing Item and browse to the picture, and then select Build Action as Embedded resource. I also select "Do not copy to output dir". Upon recompiling I get: Error 1 No destination specified for Copy. Please supply either "DestinationFiles" or "DestinationDirectory". C:\WINNT\Microsoft.NET\Framework\v2.0.50727\Microsoft.Common.targets 1535 7 WindowsApplication1 This used to work for me until recently... I tried to reinstal Visual Studio on my computer but the same thing persists. It is also "not so funny" because the ...Show All

• Visual Studio Team System LoadTest.ThresholdExceeded problem

  Hi, I wrote a simple load test plugin and used LoadTest.ThresholdExceeded. I set a threshold rule for process time in the local machine (testing machine). In the handler, I specified that when an ThresholdExceeded event occured, a message box wouldl pop up and the load test would be aborted. But it seems to me the handler was not working well. Although I saw a lot of threshold violations in the in the test result wizard, I never got any message specified in the handler. I don't know why. Can anyone help me Thank you very much. Ran Mouri My code is below: using System; using System.Collections.Generic; using Sy ...Show All

• SQL Server DB Restored to New Server, ODBC Says Database is Not Valid

  I'm setting up a replacement server for SQL 2000 and have restored a DB from old server to new server using backup/restore. All seems to work, DB listed in Enterprise Manager, I can see data. When I try to setup an ODBC connection on same server, however, the DB is not listed in drop-down list and if I enter the name, it responds with "the database entered is not valid". What is left to do ...Show All

• Visual C++ GDI+ : Drawing objects over TabControl

  Hi, I've been working my way around GDI+ for a couple of weeks now. I made a little application where user can choose among several shapes and then move/place chosen shape using mouse, building this way a customized furniture set. The area where user can place each shape chosen is delimited by a panel control for which I defined the background color as having transparent. Everything is going smooth but... As second step, I added a tab control in order to have in first tab, the drawing area where use can place graphically each piece chosen and a second tab, the estimate or cost list of his customized furniture set. My problem is that ...Show All

• Visual Studio Visual Studio 2005 No Web Templates and cannot uninstall

  I installed VS 2005 and everything was good until I updated my OS (windows xp pro sp2). When I go to create a new website I have no web templates. I googled the problem and tried reinstalling VS.net - no good. ran devenv /InstallVSTemplates - no good ran devenv /Setup - no good So I bit the bullet and tried to uninstall vs.net. NO GOOD!!! I get the error: Setup Is Unable to Determine a Valid Ordering for the Installation I tried to uninstall via the CD... no good! same error: Setup Is Unable to Determine a Valid Ordering for the Installation. I'm totally frustrated with this app. Someone please help me out h ...Show All

• Windows Forms Making a spreadsheet. How?

  I am trying to learn C# and shall do an Excel-like program where I can copy cells etc. Should I use the Data Grid class or ListView class Or better still, is there any free data grid classes that suits this purpose Anyone one has any hints I am mostly going to moving around cells and such. Not really doing a spreadsheet. I was thinking about using: http://www.codeproject.com/cs/miscctrl/csharpgridcontrol.asp Would that suit my purpose, you think ...Show All

• Visual Studio Express Editions BalloonTip

  Can someone please explain to me why no matter what value I set the timeout value to for the BalloonTip of a NotificationIcon in my project, it always shows for the same length of time Below is the line of code to call the BalloonTip: nfyNotify.ShowBalloonTip(1000, "SubSelect Watchdog" , _ "SubSelect watchdog will remain in the notification " & vbCrLf & _ "bar until it successfully allocates you to your first" & vbCrLf & _ "preferences or you cancel the operation." , ToolTipIcon.Info) ...Show All

• Visual C# Where can I browse all the namespaces in Visutal studio 2005?

  Hi, all here, I am new to C# and I am using visual studio 2005 for C# now, but where can I browse all namespaces in order to call them Also, are the namespaces of C# in both ASP.NET and .NET the same Thanks a lot for any guidance and help for that. With best regards, Click F2 to open the Object-Browser, you will be able to browse the available namespaces for your project. Hope this helps a bit :) ...Show All

• Windows Forms Teaching .Net in Colleges

  In January 2004 (possibly in September 2003), I will be teaching VB .Net at a local college. I was wondering what kind of ideas my friends over here have for me. Also, does anyone know of a school that is already teaching .Net  I'd like to find out what they are doing too! Let me know as soon as possible as the 2004 class books need ...Show All

• Windows Forms How to extend GUI component and be able to use in the VS.NET design mode?

  I tried to create an object that extends DataGrid called DataGridEx, but I can't drag it into a form in Visual Studio .NET design mode. I tried painting with DataGrid, and then modified the references from DataGrid to DataGridEx in the code, but the design mode kept on complaining and didn't render my DataGridEx...  Is this possible ...Show All