I am currently working with the System.Addin system. I have created my plugin and everything is working but I am having a problem with one thing I wish to do. It is easy to have the host send items to the Addin Assembly, but how can I send messages from the Plugin Assembly. I tried adding ...more >>

I am trying to enumerate all of the name/value info from a struct with Reflection. It looks like this: public struct MyStruct { public const string ValueOne = "something"; public const string ValueTwo = "somethingelse"; } In another class, I would like to enumerate it into MemberI...more >>

Hi All, Can anybody let me know diffrence between .NET Compact Framwork and .NET Framwork. Thanks & Regards, Pavan Pareta ...more >>

In the last week whilst sending emails on Outlook Express they have been rejected stating that they are too large. (irrespective of the size of the attachment) How do I solve this? It worked OK a week ago -- Fred...more >>

Hi, I've posted this message also vstudio.development so my appologies I'm having this strange behavior ever since I've upgraded to VS2008. I'm using a ActiveX for viewing PDF's in my application. This contol works great on a XP machine but gives me the error 'Windowless ActiveX controls are no...more >>

I have one application which use Objectivuty DB (I think version 7). I need to connect to this database. How to do this by .NET? ...more >>

I have one laboratoric device, which it is connected with computer by TCP/IP. I know taht this device is using ASTM protocol. I need to connect to this deviceand send him some commands. How to do this and maybe you can give me the example link. Thanks ...more >>

Hello, I need to read emails from POP (Exchange Server 2007), and get two files attached. What the best way to do this? Thanks...more >>

Hi, Can any one help me in knowing the difference between .net framework 1.0 and framework 2.0 and framework 3.0 . The difference I wanted is in terms of page compilation,page life cycle,debbugging etc. Thanks Deepthi...more >>

Now that 3.5 has been released, is there any target for its first SP? My company, along with many others, is a little leary targeting production servers with a "1.0" flavor of LINQ and other new features. Thanks in advance, Mike...more >>

Bear with me. I looked at all the framework forums here at msnews.microsoft.com and this seemed the most general. To avoid Windows Update failures for microsoft.NET Framework 1.1, I uninstalled that program from my Vista Home Premium's Control Panel \ Programs. The failure messages went a...more >>

Hi all, Recently, I have a Project writen in C#.NET, and have deployed it for installation. However, if the machine going to install my project without the .NET Framework, no installation can be done. So, my question is, can it put the .NET Framework into my setup file, and install the .NET ...more >>

Hello, I've got a general question concerning Windows Workflow foundation. In samples in books on WF the workflow activities typically show user interface directly to the user when the activity need to communicate with a human. But if you have a n-tier application you can't do that because...more >>

Hi, following situation (this is still .NET 1.1 - *sigh*) For a scheduling application, I create a Thread for every task that is due to be executed. Once a task execution is due, a running Thread will be created. The runner thread in turn will instantiate a TaskRunner object in a new AppDom...more >>

I have a couple items I keep in session variables (using server memory) that I can't pass across the address line. I've done everything I can find to extend the sessions as long as possible but eventually the session will time out. I didn't want to use SQL to hold my session information as t...more >>

I tried to install the final release Dotnet 3.5 Framework on my Thinkpad XP PRO(with very ample memory and disk). After a very long time, the progress bar finally reaches the end but I never receive the Finish button or any indication that the install is done (only the Cancel button remain...more >>

Hi Kindly help!!!!!!!!! I have to read the excel row values say from A1 to A12 The requirement is something like i have to get the values from the excel sheet of a perticular row i.e i have to itrate thru the row and get the values till a blank cell is encountered. Can anyone provide me ...more >>

I have several old versions of the .NET Framework on my machine, and I am wondering if I can remove them. I have version 1.1 (and a 1.1 hotfix), 2.0, 3.0 and now, new with Visual Studio 2008, 3.5. How many versions of the framework do I *really* need to carry? Can I dump all but 3.5, or wi...more >>

Hi, In order to see the logon screen when I boot up my Toshiba laptop I need to press Fn F5. This is a recent bug, not sure what I did to deserve it. Does anybody know if there is a setting somewhere that needs changing to return to "normal". Kind regards, Eliza...more >>

Anyone know if/when SP1 of the framework will be released via Windows Update and WSUS? Mike Ober. ...more >>

Hi: Can anyone suggest an utility to detect specific assembly versions that are required by an exe? I find that, sometimes, I update some assemblies in the GAC and forget to update the client installation. When I execute the new exe file it unceremoniously exits. I then start looking at ...more >>

What is the best practice for a (.Net 2.0) application that is limited to a single instance and has file associations? There appear to be two methods for communicating verbs between Explorer and an application: command line and DDE. Going w/ the command line route, if there is already an i...more >>

I am planning to use the CSharpCodeProvider to generate some compiled functions in my app. In my current implementation, All of these functions are generated in one swipe... thus they all invoke the compiler once, and create only one DLL. My new requirement tells me that I need to be more dy...more >>

Hi I have a short question regards event i C#. I have two C# threads. The can both fire the same event idepended of each other. How is this hande by the CLR? Are the calls queued? Thread1() { }...more >>

Hi, I have use the following code to transmit a file back to the browser that worked fine on a HTC_TTyN device running windows mobile 5.0. The code executes in the onclick event of a mobilelist control. Now on a similar device running window mobile 6.0 the file is not displayed - the link c...more >>

Hello, i don't know whether you can answer to questions about issues in 3.5, but i'll ask anyway. i have this code: var material = from materials in myDC.Materials where materials.Name == materialName select materials; it is supposed to load 1 ob...more >>

I want to create some training software. I would like something that captures the trainer's screen and broadcast it to other users. Is there anything that work in a Winforms (or better still Webforms) environment that provides this kind of functionality. Preferably an ActiveX control. I've g...more >>

Currently, I'm playing with some ideas on recycling application components for a service application when the individual parts die, because of an OOM. As a start to this I created a secondary AppDomain and created an instance of a class in that application domain that throws an OutOfMemoryExc...more >>

Please answer me 1. Is XAML maily aiming windows. Why is the controls on double click not produce the event handlers in the c# file( code behind or something ...) 2. XAML web browser applications doesnt need IIS? Then can we use it for server side programming? If yes how is it working? ...more >>

Hi Using the old style of inserting data in a table str="Insert Into MyTable (Description, Test) Values ( 'The Quick, Black Jump's, Over The Lazy Dog', 'Test' )"; The above would fail since there are commas and single quote in the data. I thought fill(ing) a Dataset and the using upd...more >>

Hello, I am about to write an app for Pocket PC 2003 / Windows CE / Mobile 5 (don't know which yet) from which I need to query both SQL Server Express 2005 and SQLCe. I would like to be able to use a provider factory to not have to duplicate code. ADO 2.0 has DbProviderFactory, but it i...more >>

What is the difference between Enumerable and Queryable? http://www.alvas.net - Audio tools for C# and VB.Net developers ...more >>

I've got about 15 Sony miniDVD disks for my camcorder, and I'm just in the process of uploading all the video files to my hard drive to make a DVD. I've successfully done this with all except from 3. Two of the disks will open the files so I can see them, but won't copy them into my documents...more >>

Does anybody know how to do this? It seems like it should be easy but it is proving not to be. The MultiSelect property is set to True and SelectionMode is FullRowSelect on my DataGridView, in case it matters....more >>

Hi, I have .Net 3.0 installed on a Windows 2003 machine. It seems like .Net 3.0 modules are not yet available to IIS. For example when I start a new web application which use System.Speech I am getting an error stating that System.Speech name space is not found. How do I make sure .Net 3.0 mo...more >>

Every time I send an email with attachments, I get a message in chinese at the bottom, this has happened in the last few days, and so far I cant seem to get rid of it. I am using Vista Ultimate. Can anyone out there advise?...more >>

Hello, because there are no managed news group for window presentation foundation and one has told me I can use this, here my problem: Here a litte code with a sample program - simple program which binds to an ado.net table: <Window x:Class="Test03.Window1" xmlns="http://schemas.micr...more >>

I cant start the .NET 2.0 Configuration utility, it carshes before I even get a chance to do anything. I'm running Windows Vista x64. When debugging the crash, I see that it crashes due to the following error: --- An unhandled exception of type 'System.IO.FileNotFoundException' occurred in ...more >>

Hi everybody. We are currently discussing the possibilities in our company, how to optimize the customer support for lots of our business customers. Since our new software products are based aproximatly by 80% on the dotNet-Framework, this seems to be the starting point. I was thinking abo...more >>

hi, I'm working on Script Task among the tools of SSIS Package. I need to write codes to verify creation date of certain files in ftp site. I tried to use the "System.Net.FtpWebRequest". and then How about the information of the files in ftp sites??? ...more >>

hello, i thought i remember seeing at one point a "recommended" style guide written for C#. this .NET/csharp guide was written by microsoft and covered things like case, formatting, naming conventions, etc. has anyone seen something like this? i am googling & searching MSDN2, but havent fou...more >>

Hi all, My company has recently migrated an application from .Net 1.1 to .Net 2.0. It uses the Socket class to perform some network communications. When Calling the BeginConnect() method, I have noticed that sometimes the specified AsyncCallback method will actually get called from the same...more >>

I want to log all of the values passed into each method to help diagnosing problems that can't be reproduced in test (yet). Is there an easy way to do this or do I have to write logging code specific to each method?...more >>

Hi, I have a singleton object which contains a ref to a object with a dispose method on it. I realise that ideally I should call dispose on this object but since the singleton could be referenced by many clients when should I do this? I can only think I need to implement some sort of ref c...more >>

Hi All, Am dealing with some .net socket applications. My 1st query is when should we see this "NET CLR Networking" performance object available on a system, i mean after installing which component of .net., for both 32x and 64x systems. If I ran one c# socket application(server client),...more >>

Hi, I installed Visual Studio 2008 Express earlier today, but I am not sure that IIS7 has been correctly configured to be able to use the 3.5 Framework. When I look at the AppPools listed in IIS7, I see two AppPools that are both set to use v2.0, and when attempting to create a new one, v3.5...more >>

Hello, because there are no managed news group for window presentation foundation and one has told me I can use this, here my problem: I am now working with VS 2008 final Try the following code in VS2008 final (not beta 2 !!!) <Window x:Class="TestApp01.Window1" xmlns="http://schema...more >>

When installing .net framework 2.0 on a machine without .net framework, do I need to install: .net framework 2.0 + .net framework 2.0 SP1 or ..net framework 2.0 SP1 only? Thanks ...more >>

Hey. I'm recently developing an application which has to deal with SD cards. My problem boils down to SD detection, basically I've two use cases: 1) somebody inserts a new SD card into an existing Drive in the system 2) Insertion of a new drive/cardreader with a SD card already in....more >>

I'm using HttpWebRequest in .NET 1.1 to post data files to a web server. The data files can potentially be 20mb or more. The relevant code for this looks essentially like: Stream reqStream = request.GetRequestStream(); reqStream.Write(data, 0, data.Length); reqStream.Close(); WebResponse res...more >>