Hi, I'm porting an app. from .NET 1.1 to .NET 2.0 and unfortunately the existing regexs don't work. Theres no mention of problems or differences with regex in the current beta release of .NET 2.0, I'm just wondering if my original expression was 'broken'? The regex is: Regex hrefExpress...more >>

I am helping my client to develop Service Oriented Architectures for their I.T. The client suggests that should be a integrated security Web Service to serve across various layers, i.e. Connectivity, Transport, Business Logic, Application and Presentation. Is there such Web Service exists?...more >>

Hi guys, I have some quiet common problem as I see from answers in the group. I'm trying to create excel opject when running web application. And it's filing on this step: excel_app = CreateObject("Excel.Application") I'm impersonating administrator and i tried dcomcnfg.exe to add administr...more >>

Gettint the following error when trying to set up data adapter. Any advice? IErrorInfo.GetDescription failed with E_FAIL(0x80004005). mm ...more >>

Hello NG, I try to install the DotNet Framework on a Windows 2000 Server (SP4). After the Licencing the Setup will work for 10 seconds, then the installation will be stoped without a Error. How can I solfe my problem? LieGrü Max ...more >>

FolderBrowserDialog crashes on my Windows 2000 computer. Here is a C# test program: using System; using System.Windows.Forms; public class InstanceForm : Form { private FolderBrowserDialog folderBrowserDialog; private String folderName; private MainMenu mainMenu; private Menu...more >>

Can I have a compiled Regex object declared as a static member and call it's match method from multiple threads at the same time; ...more >>

Hi, I am trying to use SHA1CryptoServiceProvider to encrypt strings. It can encrypt everything in the string except the "{" char. Does anybody from Microsoft let me know why its bombing on seeing this char ? What would be an alternative ? Thanks!...more >>

Hi! I want to instantiate one object of every class under a particular namespace. I then want to check their type, and if they are inheriting from a particular interface I want to do stuff with them. Can anyone suply som examplecode? Many thanx!...more >>

Hello, Right now I'm working in .Net platform wherein I'm confronting a problem in registering a WMI provider dll using VC.Net ATL project wizard. To make it more vivid, I'm able to register ( regsvr32 ) the dll in .Net installed systems. But when I try to register the dll in ...more >>

I add an app.config in my C++ project it's not automatically renamed & added to the output directory... any workaround? ...more >>

I have a function like that: static void InitEngine(String^, String^); I try to pass a NULL value as an argument, like that: InitEngine(NULL, NULL); The compiler said NULL: unknown identifier. I tried to include STDDEF.H but the compiler complains: can't convert int to String^ Any idea...more >>

I try to call putenv with a new path of my own like that: ----------------------------------------- static void InitGnuStep() { System::String^ gsroot =3D = ConfigurationManager::AppSettings[L"GNUSTEP_SYSTEM_ROOT"]; System::String^ path =3D ConfigurationManager::AppSettings[L"PATH"]; ...more >>

hi,all I can't successfully install the OpenNETCF v1.3. There is always an error that "InstallUtiLib.dll:Unknown error in CorBindToRuntimeHost(0x80131700)." I have installed Vistual Studio 2005 on my PC. Who can tell me how to solve this problem? Thanks a lot!...more >>

I'm trying to get the WebRequest object working with a using post. I = imagine I doing something simple and obvious wrong but I just don't see = it. I've included the code that is at the heart of what I'm doing. When I = run this using "get" method ("m_HTMLmethod =3D "get"), everything works =...more >>

Hi All, I got the following Error when I try to run my ASP.NET app ,hosted by IIS 5.1 in windows xp. Event Type: Error Event Source: ASP.NET 1.1.4322.0 Event Category: None Event ID: 1000 Date: 6/20/2005 Time: 5:21:02 PM User: N/A Computer: MYBENQ Description: aspnet_wp.exe (PID...more >>

I have a windows service that reads an encrypted password out of a file located locally on the server. When it attempts to use the following code, it gets the error listed above. StreamReader myFile =new StreamReader(Filename, System.Text.Encoding.UTF8); This code works locally on my ma...more >>

Can someone please point me to an Article (Knowledge base or otherwise), or FAQ, or white paper, that explains the relationship of DLL AssemblyVersion numbers and needing to recompile code. Most interesting will be those cases when the changes to the DLL are insignificant but the DLL's version ...more >>

is there anyway for me to find out which .net service pack i have installed, checked the add/remove programs and i only see windows service pack info there. ...more >>

Hi! Working with an VB.NET app that calls a lot of 3:rd party programs via the Process class. All calls are made with this pattern: Dim p as New Process p.StartInfo.FileName = <full path to the exe-file> p.StartInfo.Arguments = <arguments to the exe> p.StartInfo.Crea...more >>

Hello, I get an error when I try to load the Microsoft .NET Framework Configuration snap-in (1.0). I noticed someone else reported the same error but hasn't received a response. I've tried starting the snapin from the command line with the same results. Can anyone tell me how to fix it...more >>

I'm building a custom control based on scrollablecontrol. I want to show a tool panel in the client rectangle. This is a panel holding some text boxes etc through which the user enters business data. I want the Tool panel to 1. stay in the client rectangle when the user scrolls, and 2. be...more >>

Hello, I'm not sure this is the right place for this question, but hopefully somebody can help. I'm trying to build an in-memory XML file and submit it to an URL. Here's a sample code: //==================================================== HttpWebRequest request = (HttpWebRequest)WebRequ...more >>

I know I cant be the only one who has gone through this because I've seen it posted on other sites but strangely not here. The situation goes like this: I open VS.NET 2003. I expose the controls toolbox from hiding, by moving the mouse over to the left side of the screen. I click the little ...more >>

Hi I'm just about to start the design and development of a large in-house Content Management System. The system will be ASP.NET based with a Sql Server back-end and will be developed be using VS.NET 2003 Ent. architect. Due to high demand (~10,000 users), and varying network setups across ...more >>

Let says my application is for the average end user at home. I want to install the application so all the user of the computer could use it (like when an MSI as: would you like to install this application for you only? or all user accessing this computer?) Is it possible to do that with inst...more >>

I'm writing a client/server application but have run into a very strange behavior since I started mixing C# and VB.net. On the client end there are 4 projects. 1. Common.dll, written in VB, which contains the network protocol to be shared between the client and the server. 2. Client.dll, ...more >>

How can I measure the width of a character based on a special font on a Label control? (windows application) ...more >>

Background: I have built a com addin designed for Outlook 2000 using VS version 7.1.3088 and .NET framework version 1.1.4322 SP1. The language used is C#. I used the "Shared Addin" wizard to create the addin and only selected the Outlook option. The addin is designed to load when the hos...more >>

I would like to host the .NET runtime in my (Objective)C application I wonder what is the API for that. I have SDK 2.0, I looked in the hosting the runtime section of it, very succint. The only 'relevant' function I found was: CorBindToRuntimeEx but I still don't know how to launch a given (st...more >>

Hi, I want to access the GAC from VS.NET. There is a file I generate and place together with the DLL and I need to load that text file into VS.NET. I have tried Add Existing Item and the writing \windows\assembly\gac in the dialog, where I receive "You do not have access to the folder '...more >>

From http://www.yoda.arachsys.com/csharp/threads/volatility.shtml : | We've already seen how locking is used to limit access to a | single thread at a time. It also has another side effect: a | call to Monitor.Enter performs an implicit volatile read, | and a call to Monitor.Exit performs an i...more >>

If I create an object for locking purposes, does it have to be volatile? e.g.: readonly object fooLock = new Object();...more >>

Hi all, what are the benefits of using the Data block and is it going to be used in 2.0?? Also, is there any documentation for it?? I have had a look at the source code for the projects but would prefer a nice "Readme" ;) Thanks Mark ...more >>

According to .NET framework document about control class: "It defines the bounds of a control (its position and size), although it does not implement painting." I don't understand what it means "not implement painting". Does it mean that It does not paint? For understanding what it mean...more >>

I am getting this error when I try to enter a date or time into a text box on my windows form. It was updated from vb 6 to dotnet. Any suggestios as to why the error and how to fix it? An unhandled exception of type 'System.Runtime.InteropServices.COMException' occurred in microsoft.visual...more >>

We use some unmanaged components in our project. Until now, we were importing this components with VS.NET IDE Help, I mean, through "Add Reference" this works fine for us. But now we decided to create the Assemblies with the tlbimp tool help. We created the assemblies, but they have different ...more >>

I have installed .Net framework 1.1 on my box and when I apply .Net framework 1.1 SP1 to it ,it says that to run this application you need to have .net framework 2.0 !!!!!! I can not underestand this???!!Why do I need Framework 2.0 to apply Sp1 to version 1.1???? Where Can I get the .Net fr...more >>

Ok, I have a strange problem. I have a DLL that defines a couple of interfaces. They just have a few properties and a couple of functions in them. Now, I create a new Windows Forms project and add a reference to that DLL. Now, before I do anything, I run the project. A blank form pops up....more >>

I have a framework of an application that consumes web methods with Dime attachments. Upon receipt of a reponse I have the following code to unpack the attachments: Dim f As New BinaryFormatter Dim retObjects(ws.ResponseSoapContext.Attachments.Count - 1) As Object ...more >>

We have had our application running as a Windows Service for several months without major problems. The service handles queues with get dequeued when a system.timers.timer fires every 100ms. It appears that now we've updated our W2K3 server to SP1, some of the timers stop firing after a few mi...more >>

Hi everyone I have to make a global cache in a windows application to store few data in the application's lifetime. What's the best way to do that? Thanks in advance...more >>

Hi, I have an xml string. I would now like to create an xml object using this string. Is that possible and how do I do it? Thanks a lot Julia...more >>

In one thread, I do something like: MyObject myObject = new MyObject(); Can I now do the following succesfully in another thread? if (myObject != null) { // access myObject }...more >>

I am trying to parse a string that is similar in form to an OLEDB = connection string using regular expressions; in principle it is working, = but certain character combinations in the string being parsed can = completely wreck it. The string I am trying to parse is as follows: commandText=...more >>

I need a transparent control, how to get it? As I know, system.windows.forms.control is not transparent, which one is? Thanks ---Frank ...more >>

Bitmap has a method named FromResource, which has two params, one is HInstance intptr, the other is resourcename. I don't understand what HInstance is. How to get it? Thanks ---Frank ...more >>

I am using the below code to create a transaction but for some reason when Abort() gets called the ReceiveById() is not rolled back and my message is removed from the queue and lost. Shouldn't the message stay in the queue if the Abort is called? Is there something else I may be missing? ...more >>

Hi all, I would build a resources assembly (no code, only resources) using csc.exe. I launched : csc.exe /out:MyDll.dll /target:library /res:.\..\Main.resources or csc.exe /out:MyDll.dll /target:library /res:.\..\Main.resx but it doesn't work. Is somebody knows if it's possible and, in ...more >>

Hi, I have developed a terminal client in c# using msrdp control which works perfectly on XP and Windows 2003 , but have the problem in windows 2000. ( all os has the same version of framework 1.1) Error on windows 2000 is : Application has genarated an exception that could not be handled. ...more >>

Is there a place (website/book) that I can use to see what are "commands and tools" that are recommended to be used by the .net 1.1 developer? For example if I want to use com objects, what are all the combination of commands and tools that I can use?...more >>

I'm writing a vb.net 1.1 winforms app and want to get the MAC address of the client. how do i do that? Thanks. -- moondaddy@nospam.nospam ...more >>

I am trying to discover if there is any support for IrDA with the Framework. I am currently using .NET Framework 1.1 (Ver 1.1.4322 SP1). I am developing using C# under Visual Studio 2003. I belive that there is support for IrDA in the Compact Framework - I am not using the Compact Framework...more >>

HI all, sorry for my bad eglisch . I have questation about SNMP . I want trap the snmp traps . I am write this code : ManagementScope ms = new ManagementScope("root/snmp/localhost"); ms.Connect(); WqlEventQuery wql = new WqlEventQuery("select * from SNMPNotification"); ManagementEventWatcher ...more >>

Hi I am new to this group. I am currently converting an asp application to asp.net, I am getting this error and unable to fix it, Compiler Error Message: BC30203: Identifier expected. Source Error: Line 297: Line 298: Line 299:sql =" SELECT TOP 25 tblEvent.case_no, tblEvent.entered_by ...more >>

Hi everyone. I have successfully added an assembly to the GAC and then refernced it in my application. I wrote down everything I did, so that I wouldn't screw it up again. I followed the same procedure again and now the assembly does not appear in the 'add references' in Visual Studio. ...more >>

Hi! I want my .NET Windows Form client to be executing with the same TimeZone & Daylight setting as we have on the server. This has to be done to stop making the "data set/web service logic" changing date values accordning to time zone difference. Let us to simplify the scenarion say tha...more >>

I've created a large project in VB.NET for the company I work for. Another programmer has been maintaining and adding to previous code that the company owns...written in older versions of VB, mainly VB6. He is wanting to add some of my classes to his project for additional features. Since I'm at...more >>

I have created a C# DLL with Visual Studio 2003. I now need to include functionality from a compiled VB.NET DLL, but instead of including the file I want to "build it" into my DLL so I only have to deploy a single file. I understand that I cannot use the IDE to make multifile assemblies. ...more >>

Hi! We are sending DataSets over web service. This is a world wide used application, with web service consumers in different TimeZones. The inbuilt .NET functionality that automaticly recalculate (based on TimeZone difference) the values in Date-columns are nice for us in most cases. No...more >>

Whether the entire Dll is loaded into memory or not has become a design criteria in my current project. If with .NET the entire DLL is not loaded I will create projects to compile into large DLLs. Else I will split up the logic to create as many DLLs as possible. I always believed that DLLs we...more >>

I search for a good way to communicate between processes. I have a main application(might be more instances) and an tool that should exchange information such as which user is logged in into the application and more. Now i'm doing it by sending API WM_COPYDATA messages with SendMessage. Our u...more >>

I am writting a language (ObjectiveC) binding. I am writting a C# layer, as well as a C layer. When I do an object's method call (in C#), that call the C# messaging function, which calls the C messaging function and then return. In the C messaging function I am catching my other language's ...more >>

I am getting a sporadic external exception when drawing a windows metafile. The odd part about this is that the problem only occurs about one out a thousand times this code executes, and its the same metafiles that are always used (so it doesn't appear to be a problem with the metafile itself...more >>

How can I do in C#, to see if a key (Ctrl, Shift) or keys are pressed when a resize a component? In resize event of corse. -- Cumprimentos, David de Passos -------------------------------------------------------------- RCSOFT, Lda. E-Mail: passos@rcsoft.pt Móvel: +351 966931639 ...more >>

I'm following the MSDN Article here: <link> http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnnetsec/html/SecNetHT08.asp </link> All works fine until I try an decrypt the string. I get this error: <error> Exception: Exception decrypting.Exception decrypting. Decryption ...more >>

Hi, I am using Enterprise library in development of web application. Till now i have been accessing local server, but now i have to access a remote server , here is part of my config file <connectionStrings> <connectionString name="TestCOnnection"> <parameters> ...more >>

I have several windows forms controls that I have built for my company and I host them in IE on our intranet. These forms are compiled with vs2003 and ..net 1.1. The problem is that when I installed beta 2 of .net 2.0 on my PC these hosted forms no longer worked, I think they should work becau...more >>

Is there a way to retrieve the regional settings of a client connecting to a web server? I know I can get the regional settings of the machine on the web server, but am not aware of a way to do that from the client. Thanks Paul...more >>

Hi, I have a FileSystemWatcher that fires an OnCreated event, during this event I want to more the file that was created but it is always locked when I run this as a windows service, if I run the same code as a Windows App then it runs fine... Any ideas? It seems to be the event that is ...more >>

I have see several instances where .Net Framework 1.0 is installed and can't upgrade to 1.1, are there any utilities that can check the .Net install to see if it is corrupt? Maybe an app similar to the MDAC checker? These machines are all running XP Pro sp2. Thanks. Jason...more >>

I have an Exchange Server 2000 installed as a Vitual Server in my test lab. I am creating an application that does a variety of functions and then runs Exmerge to create PST's for certain users. I create a new process, specify the path and exe to run, in the case some path followed by Exme...more >>

Hi guys, I have some problem,I have working web application in vb.net,on clicking of some button i would like to run my windows application,that requires user interaction and connects/updates to database.Is it doable? Is there way to comple it as dll and run it from my webapp? Otherwise I nee...more >>

Hi Every one, I am developing web application using c# in Visual Studio 2005 Beta 1. When I try to connect my SQL database, I am getting error "System.Data.OleDb.OleDbException: Class not registered". My database is in Sql Server 2000. I am using OLEDB namespace. For some specific business...more >>

Hi, we're moving from ASP to ASP.NET. I'm starting to develop .NET web apps for our intranet, but am having trouble getting our network team to understand how to set up our intranet server so it can run ASPX pages. Will installing the dotnet framework redistributable package onto our web...more >>

Hi All, I need some clarification on this below. If we use NGEN to generate native image, still do we require .net framework ? When we use use NGEN , it will install native image in Gloabl cache . from there I can copy the native image(.exe) and put it in some other machine where u ...more >>

Hello MVPs: how to develop a programm like windows task manager?some features: get process infomation at a fixed schedule. according to conditions start a task or stop a task. i need suggestions and resource about it.I am not clearly figure out how it will like? Th...more >>

I'm trying to write an helper class that allows me to serialize objects to a socket (or a NetworkStream). I know there are plenty of .NET classes that help me to serialize object to an array of byte, but I can't undestand how I can send a block of bytes and being sure the receiver will receive...more >>

hi all, i am implementing command pattern in my project and adding event handler for tollbar buttonclick event. while i click on any button it notify multiple times due to multiple event handler associated with it. now i want to avoid duplicate event handler addition while adding handler usin...more >>