Davidmanchester's Q&A profile

• Visual Studio 2008 (Pre-release) How to control the set on Data Bound control?

  I have a textBox that is 2-way bound to a DataSource. When the user changes the value in the text box and focus moves to another control, the set operation is triggered, which is expected behavior. However, I would like to initiate the set myself at a different time(maybe while they are typing or perhaps on a button click). How do I link the set portion of the binding to something other than lost focus Thanks NIK try somethi ...Show All

• Windows Forms What are the definitions of managed code and unmanaged code?

  Is managed code written to run in .NET Framework, and unmanaged is not Managed code runs within the Common Language Runtime (CLR), and uses classes provided by the .NET Framework to do its work. The CLR handles things like memory  ...Show All

• Visual C# Delegate : Help me!

  In my codes, i want to using delegate to send puclic hexString from comport to some function. How can I write it This is some information about my code: string StringCom; ........... //Every time my comport have data, this function will let data Triggered when a character is received and placed in the buffer. private void OnDataReceived(object sender, System.EventArgs e) { string strReadBuffer; strReadBuffer = myPortContr ...Show All

• .NET Development Return DataTable or DataSet without schema

  I'm trying to get some data from my database into Infopath using a web service. So far i have a web service that returns a DataTable [Webmethod] public DataTable Status() But when i try to create a schema in infopath using this method i get an error saying it does not support a message including the schema data (xsd). Is there any way to strip the schema away (so that only data is sent) before sending it Or maybe another way of ...Show All

• Visual Studio Express Editions VB Express - Publishing Help Needed

  Hey out there. I am an absolute beginner to VB Express and I have what may seem a rather simple question. I have managed to make a couple of simple programmes incorporating data (using Sql Express) but when I install on friends computers the programme which is relatively small wants to install hundreds of megs of additinal progs from Microsoft (SQL Server and Net.Framework) is this absolutely neccessary, can I avoid this in some way ...Show All

• .NET Development Databind Textbox

  I am using vb.net 2005 conntected to a Access 2000 database. I have a textbox whichh is data bound to a numeric field in the database. If I delete the value in the text box or type alpha characters the textbox will not lose focus. In vb.net 2003 I could delete the value or type alpha characters in the text box and change focus to another control. I want the ability to still do this so I can show a custom error message or do something else. ...Show All

• Visual Studio Beta2 microsoft.common.targets errors

  There are 57 warnings when I created new project after failing to convert from beta1, some of the warnings are listed below. Anybody knows why are these warnings < ResolveAssemblyReferencesDependsOn > Warning 1 The element 'PropertyGroup' in namespace 'http://schemas.microsoft.com/developer/msbuild/2003' has invalid child element 'CustomBeforeMicrosoftCommonTargets' in namespace 'http://schemas.microsoft.com/developer/msbuild/ ...Show All

• Windows Forms Databinding using Visual Studio.NET wizards

  Hiya, I'm new to Windows Forms, I normally code ASP.NET. I've been working on a windows application and worked through some articles for using databinding through the VS.NET wizards (creating data adapters, datasets etc.) The problem with these are that the&n ...Show All

• Visual Studio Team System Where did ProjMap.exe go????

  I need to create a custom TFS to MS Project field mapping. The following MSDN page tells us how to do it. But I can't find the projmap.exe file anywhere ! ! http://msdn2.microsoft.com/en-us/library/ms181686(VS.80).aspx Does anyone know where the file/tool now lives The tool has been moved up one level in the hierarchy and has been given a new name: tfsfieldmapping.exe. Look in %programfiles\Microsoft Visu ...Show All

• SQL Server SQL Server 2005 Setup Was Unable to Install on Your Computer

  My retail box VS2005 Standard installation attempt produced the message "MIcrosoft SQL Server 2005 Setup Was Unable to Install on Your Computer". (I'm taking this up with MS -- "unlimited free installation support for VS2005!" ) ...Show All

• Visual C# Type.GetMethod on method with complex signature

  I'm trying to figure out how to use Type.GetMethod to retrieve a MethodInfo instance on the following method.  I've been at it for about 2 hours now, with no luck after trying seemingly all possible combinations of trials.  Can someone please shed some light on the answer, or possibly another direction to try public static Func <T, bool > Create<T, R>( CSExpressorOperator functionOperator, string propertyName, ...Show All

• Visual Studio Team System Warning CA1822 : Microsoft.Performance :

  The Error: Warning 1 CA1822 : Microsoft.Performance : The 'this' parameter (or 'Me' in VB) of ActivateFormClass.CheckActiveMidChild(Form):Void is never used. Mark the member as static (or Shared in VB) or use 'this'/'Me' in the method body or at least one property accessor, if appropriate. C:\Documents and Settings\joe\My Documents\Visual Studio 2005\Projects\BMC_2005\BMC_2005\Components\ActivateFormClass.vb 15 Bmc20 ...Show All

• Windows Forms data binding to a photo with sql server 2000 in c#

  hi all, the question as above anyone can solve the problem I appreciate your time in responding.  Ok let me see if I understand.  I already have a table in the database with a column datatype Image I already have a dataset derived from the table I already have a datalist derived fromt he dataset with an image lable from the table. It generated update functions and I am suppose to manually change the updater  from byte[] ima ...Show All

• Visual Basic Is it possible ?

  Is it possible to change an existing desktop VB.NET-SQLServer application to a LAN/ network based (not web) application means if u access the same Application exe from 2 or more pc in a LAN then wat will be the problem is it possible Or every application must be client-server type to run in LAN Thnx in advance.   wat if, my app uses a Global variable in a Module then is there any kinda conflict ...Show All

• Visual Studio 2008 (Pre-release) Install/Uninstall WinFX RunTime

  I'm trying to uninstall the February CTP version of the WinFx runtime on my system and install the newest version and I'm having a lot of difficulty. I tried using the uninstall tool to uninstall the old version and got a message saying that it couldn't find the setup files at C:\783f82990d44e828e5\Setup. It was installed from the network, so I don't know why it would be looking for a setup file at that location. Is this a temporary file loca ...Show All