It was my impression, that .Net supported Error-bubbling, that is, any errors would - without error-handling - be transported to the upper class. However, it doesn't seem to be so. The case is: I have an ASP.Net-page that loads some controls to render content to the page. Some of these cont...more >>

is microsoft going to develop .Net for Unix? or at lest CLR for Unix? 10x ...more >>

Is it possible to view an Office document in a web form? I'm looking for a control that will allow me to show a Word doc or PDF dynamically.in my web form. It's like an document embedded into the webform itself. Thanks. ...more >>

I have this encryption scheme that I want to implement: I have an authentication server, which takes clients' credentials to complete authentication but first I have to encrypt the credentials, I want to use asymmetric encryption which the server creates the key pair (public and private keys) ...more >>

Can someone share some insight on this: I have a class A. It needs functions from class B. Option 1: instantiate A by passing in an instance of B [ I think this is less memory than option 2 ] Option 2: Have A create an instance of B. other ideas - some form of interface, but then some ...more >>

Hi, thx for reading this entry and for your help I select a cell in Excel (C#) and want to set the Text "ABC123". But in this Cell the Text "123" should appear in Bold! How can this work ??? Ciao Mike ExcelApplication excel = new ExcelApplication();excel.Workbooks.Open(@"c:\temp\xx.xl...more >>

I'm looking to load a file into a PPC .NET app when clicked: Anyone know the event (if there is one, or the correct function prototype if not) that is generated when a user opens a registered file type in .NET CF (C#)? I've looked into the Main function prototype with the args[] param, but ...more >>

i would like to make a page thats only accessible from a certain website. so i did this if (HttpContext.Current.Request.UrlReferrer.ToString().Trim().StartsWith(http:/ /www.approveddomain.com)) method();//access page else accessdenied(); -------------- did i do this right? i kno...more >>

Hi all, I'm trying to create an installer for my project. The software is going to be installed on a machine without the .NET Framework. When I try to include the "dotNETFXRedist_x86_enu.msm" file in the dependecy folder I get the following error message: "dotNETFXRedist_x86_enu.msm must no...more >>

I am using a windows form bounded with a dataset. It works perfectly! However, when I try to add the 1st record (when the table is empty, so is the dataset) it does not! Can anyone help? I am wrongly using the getchanges() method. Best regards, MP ...more >>

A few of you may recognize me from the recent posts I have made about Indy <http://www.indyproject.org/indy.html> Those of you coming to .net from the Delphi world know truly how unique and "huge" Indy is both as a project, in support, development, and use. But Indy is new to the .net world....more >>

There are several public separated datatables in a form. How can i enumerate these tables name ? Thanks ...more >>

We have few Mail templates (.html) which we use to send mails. We want to have some Logo in that ie ... when I send the mail to user the image should go as in-line embedded image in mail. I am not able to get this. I tried with Message.Attachments.add ... but its sending the image ...more >>

boolResult = (bool)typeofobj.InvokeMember("ReadString",BindingFlags.InvokeMethod, null, newobj, new object[]{HKEY_CURRENT_USER, "Software\\Example Reg Path", "Example String Value", strResult}); This returns True, which means the method was executed fine, but strResult is empty, it's suppos...more >>

Hello, I have a Windows application with ListBox and DataGrid objects in a form. The ListBox objects gets table A contents while the DataGrid object gets table B contents. They are both related. Whenever I highlight a specific row in my ListBox object, the related record in the DataGrid object ...more >>

An oversight that affects me rather seriously in the current version of C# is the inability to change the calling convention of a delegate. The CLR supports it, and I have to resort to disassembling the assembly, hacking the source with a perl script, and reassembling it. This has the nasty side eff...more >>

Hi, I wanted to find out if there is a way in VS.NET to encrypt the Source code (main solution file) so that other developers cannot tamper it or read it. That is, some sort of a security check, if one tries to open a solution file, the vs.net checks for the security and if the check fails, the sou...more >>

What is the C# equivalent of the DateDiff Function in VB?...more >>

Hello, I'm so sorry, but i don't understand the concept of the .net environment yet. I made a simple program that retrieves the hostname and ipaddress of the local computer. But when i give thit .exe file to my friend he can't run it because he does not have the framwork 1.1 I thought tha...more >>

I'm trying to add a control to my web form that'll display a Word document and I read that winwordcontrol.dll will do the trick. The problem is that I can't find that dll anywhere in my drive. Where can I find this control? Thanks. ...more >>

When I compile the folowing: using System; using System.Windows.Forms; namespace ECEG { public class MainForm : Form { Label lFiles; static int Main(){ System.Threading.Thread.CurrentThread.ApartmentState = System.Threading.ApartmentState.STA; MainForm mf = ...more >>

Greetings, I'm trying to late bind a ActiveX DLL that was made with VB6 in C#. Can you give me an example or URL of this? I've been trying to google it, just cant find a straight answer. Thanks! ...more >>

Is there any CallbyName function inside of C#. I need to shift my items in a collection Psuedo code aItem has hours 1-24 and I need to be able to shift the hours. foreach(MapItem aItem in aCol.Items) { } ...more >>

if the following article is to be believed: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/fileio/base/supported_file_systems.asp a directory can contain 66534 files. however, .net seems to give up at 32767. given that vb6 happily lets you create directories with >>32767 files,...more >>

Hello world, I want to make a *.tlb file from a *.idl file so that I can generate an interop assembly, but I failing. I have the exact same problem as laid out by the thread: http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&oe=UTF-8&th=e4644bc9d34d9f6e&rnum=24 I want to generate a *.tl...more >>

Hi all! I'm currently using a datagrid in my application. I was wondering if you guys have some information on cell-to-cell data validation and restriction, if available. Thanks a million! -A ...more >>

This is an array question but it is based in my web page so i shall give scenario: when the client navigates to the page, the page takes some figures and does loads of calulations in page_load which result in an array with 4.8 million elements. i then extract a mere handful which is all t...more >>

Hi friends , here is the sample code private void txtbox_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e) { if(e.KeyChar == 13) //enter { txtbox2.Focus(); } if(e.KeyChar == 27) //escape { txtbox.Text = ""; ...more >>

Hello I am new both to this group and to C# programming having spent the last 15 years or so writing C and VB. You will forgive I hope if I am asking the totally obvious but it is a question that I cannot find an answer to in the doc: Is there an equivalent in C# to the "With Me" syntax i...more >>

Any place I can find some C Sharp examples of transferring sql server objects between databases/servers using DTS? Seems like Microsoft only provides samples in VB 6. Thanks. ...more >>

OK. This is something that is probably simple, but has me totally confused. In all my previous work, whenver I needed on of my custom components I simply dragged it onto my form and all was well. But now, I need to develop a form that basically contains a panel into which I need to dynamical...more >>

At http://msdn.microsoft.com/library/default.asp?url=/library/en-us/csref/html/vclrfinternalpg.asp , it reads that "The internal keyword is an access modifier for types and type members. Internal members are accessible only within files in the same assembly. For more information on assemblies, s...more >>