Hello all, I have two different applications where my application wants to do something the logged user has not the rights to: 1) Change a HKEY_LOCAL_MACHINE key value. The user has only Local\User rights and I seem to need Administrator rights. Is it posible to grant in my program (Wind...more >>

That's pretty much it. I press build (or build all), the code starts to compile, and then....*poit*! Away goes IDE without fanfare, no errors, no warnings, no nothing. And it does this so much that it's starting to eat into my productivity. Anyone had similar experiences they've fixed? If so...more >>

Hi, we try to deploy a quite heavyweight .NET (C#) Rich Client App (2 Tier) via IIS Server Zero Touch, but it requires about 4-6 times more Processor Time and is thus 3-4 times slower than if started locally. We have already set up Dummy Resource Files and we can see from the Web Server Log t...more >>

Hi Everyone, I need your help with VB .Net forms. I have an MDI Parent form and several MDI Children in my VB .Net App. I have noticed that when I close the MDI Parent the closing event of the MDI Children does not fire. Tow (2) Questions: 1. Is there a way to force the closing eve...more >>

Hi all, I want to close excel application from C#, this is the piece of code I am trying "System.Runtime.InteropServices.Marshal.ReleaseComObject(excelApp);" GC.Collect(); It ain't working ! Any ideas please !! Thanks. ...more >>

How can I capture user entered values from dynamically created controls in ASP.NET ? Thanks,...more >>

Is the MSDN library available by downloading or must it be bought? Thanks ...more >>

I am trying to install .net 2003 on my laptop. The dvd went out on my laptop so I had to copy the folder over from my desktop to laptop. During the install I am getting an error for cpqstart.hxs it says "verify that the file exists and that you can access it." Any ideas?...more >>

Hi, I am using .net remoting technology. I set up a .net remoting client and server in IIS. When the client calls the server, the server will run a long duration method (30-60seconds). I have a test on it that if the network broken at the time the client have already send the remoting request ...more >>

Anybody quickly replies it, would be a great help! I try to create dynamic array of textboxes control in ASP.NET(C#). I got the following error while I tried to assign value to ID property of dynamically created textbox. (look at my code please ) Error: “ Object reference is not set to a...more >>

Hello all, I am having an issue with a dataview.RowFilter expression. I am trying to filter a dataview with the following: DV_TXN.RowFilter = "MCC LIKE '" & MCCselection & "'" But get the following error: "Cannot perform 'Like' operation on System.Decimal and System.String" The data...more >>

How can I create Application Installer, that copy exe some dll's, register dll's, ask licence agreement, ask show readme.txt etc. I made new Setup project, but how configure it? ...more >>

Hello, I have one question i saw that Visual Studio Professional Edition and Team System inlude SQL Reporting Services so how will be with licensing, it will be free for this report with sql database 2000 express. I don't know whic report to use, beacause I have small and large customers. So...more >>

I am looking for a file comparison tool that I can use in one of my DotNet applications. (something similar to the Compare Versions in SourceSafe, but not so complex). I would prefer it to be written in DotNet, but I do have the flexablity of an OCX or an ActiveX component. I have searched ...more >>

How? ...more >>

I have a datagrid that looks at a dataset that I manually fill from a remote database. My first column is auto incremented. When I populate the dataset from the remote database the datagrid shows everything that I want it to. The problem is that when I clear the datatable(datatable1.clear) ...more >>

Hi, I have created an application that uses IIS to host remote components. All the remote components are listed in app.config in client and web.config in server. Now the app.config can contain either localhost name/IP address to point to remote component like <wellknown type="XYZ, XYZ" ...more >>

I have written a component with a property IPAdrress of type System.Net.IPAddress. To ease the configuration of the component at design time, I have written a type converter for the type System.Net.IPAddress. The type System.Net.IPAddress, as you know, is provided by Microsoft and I have no ...more >>

Hi, I'd like to understand consequences of Application.DoEvents call. Does it create a new thread? Thank you...more >>

I am Using (Windows XP) Visual Studio.net 2003 professional edition working on VB.net language. I am bulding a very very simple project in VB.net where i connect to Access Database by dragging OledbDataAdapter tool from the Data tab of the Toolbox. When OledbDataAdapter has been added to the...more >>

Hi, I need to send some emails in my Windows Service (VB.NET 2005). I made for that a simple class, which works fine when I use it in a Windows Forms application. Although: When I put it in my Windows Service I got problems: - I'm not able to let the Service send e-mails. - When I let my s...more >>

We are running into a problem where the SQL server and the webservers goes to a state where all the queries that normally return results in less than 3 seconds takes more than a minute or two. So far the only way we could get around this is to reset SQL server. Recently we found that even this...more >>

Hello Please excuse me if this should've been posted elsewhere, but I couldn't find a GDI+ specific forum, and since the classes are part of ..NET, I thought maybe someone here would have more experience with GDI+ than I have. Does anyone know a way to temporarily turn off the alpha channel...more >>

i am using Visual Studio.net professional 2003 (VisualBasic.net).I am building a very very simple project where i need to connect to Microsoft access database through OledbDataAdapter in design mode by Dragging the OledbDataAdapter Control from the Data tab on the ToolBox and then generate t...more >>

Hi, I'm having a strange problem and I'm not able to resolve it. Can someone help me please ? I want to create a MSI (setup package) to install a assembly into the GAC. When I build the project I get this error: Unable to build assembly named 'NameOfTheAssembly.dll', HRESULT == '8007065B...more >>

i'm looking to do some maths, such as parsing equations into polymorphic trees, matrices, etc. I've done it in C, a mess, but now i want to port it to something less low level (read: less messy). C++ is good, but will i get much improvement, ie regarding the polymorphic trees (trees whoses nod...more >>

I am trying to create a session array then use the array in a foreach. I get an error saying: "foreach statement cannot operate on variables of type 'object' because 'object' does not contain a definition for 'GetEnumerator', or it is inaccessible" The session is necessary because of postba...more >>

How do i convert a string to a Guid datatype ...more >>

I need to create a text editor that supports VS.Net like regions, where you can expand and collapse a certain part of the text when it is enclosed in #region - #endregion. Any suggestions or pointers where to start or where to look?...more >>

How can I create Application Installer, that copy exe some dll's, register dll's, ask licence agreement, ask show readme.txt etc. I made new Setup project, but how configure it (add licence agreement form etc. )? *-----------------------* Posted at: www.GroupSrv.com *------------...more >>

Hi I have an XML file which is something like this <XML> <FORMS> <FORM><![CDATA[F1# (a+b)2 = a2 +b2 +2ab]]></FORM> <FORM><![CDATA[F2# (a-b)2 = a2 +b2 -2ab]]></FORM> </FORMS> <MAIN> <MYFORM> <![CDATA[F1]]> </MYFORM> </MAIN> </XML> This is just a sample XML ...more >>

Ok, maybe this is a basic question so please bear with a newbie to .net One asp.net (VB) page has a form with various textboxes that need validating. There is a submit button that processes this form. On the same page, there is a 'log out' button that calls a function to log the user out...more >>

Hi Friends, We are defining coding standards for our company. In MSDN i have seen that hungarian notation will not be used in naming of variables etc. What about the controls ? Should we eliminate prefixes from these also. What do u suggest? Thanks in Advance Lalit ...more >>

Hi, I am trying to write a web browser control Application in c#, i want to trap al http request and response header which are sent/recieved. I am new to Windows programming With Regards, Vaibhav...more >>

Bonjour, Débutant en VB.Net, je me trouve devant un souci. Au taf, une solution d'appli par onglet a été retenue...et sur qui ça tombe...sur kiki ! Bref voici mon souci : J'ai une form contenant un tabControl ( TBC1 ) Ce TBC1 comporte n tabPages (TBP1,2,3,...) Pour chaque TBPn, j'ai défini...more >>

Hi, can anyone tell me how I can find out if e.g. "T:\Folder\SubFolder" is a mapped networkdrive or a local drive when I get this string from a file open dialog ? Thanks HKannen ...more >>

I have code which checks whether a datagrid is empty and if it is it shows a panel on my page. If its not empty then Im using the server.transfer to go to another page so as im able to use the items in an array list. My problem is that I also have had to incorporate some Javascript to see whe...more >>

Hey Everyone, I have a problem with a web application due to the use of both client-side and server side script on the on-click event of a button. The client side script runs first as expected however my problem is that this code runs and brings up a Microsoft Internet Explorer Window tellin...more >>

Hi all I keep getting this error while building a solution with more than 10 projects. The solution/projects are open only in one instance of Visual Studio 2003 and the application (Windows Forms) isn't runnig. How can I see what's loocking the files? -- Paulo Morgado MCAD.NET (ch...more >>

Dear all, I have a VB.NET application which is able to identify and load dynamically other dll's. created for my application. Those dll's are working as plugins for my main application. I need to used Delegate type for my plugins and then rehister to that delegate from my main applicati...more >>

Hello, I'm currently preparing for the exam 70-315. I'm using the Self-paced training kit "Developing Web Applications with Microsoft Visual C#.NET", but I find it rather difficult. I have programming experience in Lotus Notes and I have developped several 'basic' websites, but .NET and C#...more >>