Hi, We have a need to write a web control that access the local filesystem and creates a set of hyperlinks based on the files contained within a directory (this will then be used in a sharepoint web part). Don't know a lot about this stuff, but have written an ActiveX control that, when use...more >>

Hi - I have a form hosting the above control. I can generate the HTML as a Stream and set it in the control using: this.webBrowser1.DocumentStream = myStreamOfHTML. The problem is that there are anchor points in the document that I want to move to either on open or later; question is ho...more >>

Hi I am working through some trivial examples using properties and using 'get' and 'set', but I dont seem to return the value that i expect. this code below runs but when I click on the button I expect to have the text that was put in the tbInput box copied to the tbOutput box. But I only get...more >>

How do I access variables that are set within a try/catch block? The following code produces a use of unassigned local variable error: string varOne; try { //access database here, select, datareader, etc... varOne = dtr["column_name"].ToString(); } catch (Exception e) { //something ...more >>

Hi I have been told about the following code: private string boxLabel; public string BoxLabel { get { return boxLabel;} set {boxLabel = value;} } does this routine set the value of the private string to be the same as the value input by the public string or is it the other...more >>

Hi, anyone knows or have a software to count the number of open sockets on a machine? I'm developng a socket server and need to monitor the corret dispose of unused sockets. regards Gianmaria ...more >>

Is there a way that I can tell .NET to wait until a particular operation is complete before passing control to the next statement? Here's my problem: I'm working with the MonthCalendar control. When I set its BoldedDates property, it fires the DateChanged event, which I don't want to fire w...more >>

Hi, I'm using vs2005, .net 2.0. I have a form with Crystal Report Viewer control in it and it's got the BO's logo icon on the upper right corner. Is there any way to get rid of this? -- Thanks....more >>

I have about 100 methods in an application I'm developing. There will be many, many more methods added as the application grows. I need to include a line of code at the start of every method in the project and every method that will be added in the future. The line of code is simply if (...more >>

Can i get a list of sql databases by just connecting to the server programmatically string myConnString = "Integrated Security=SSPI;Initial Catalog={0};Data Source=" + serverName +";"; SqlConnection cn = new SqlConnection(myConnString); cn.Open(); SqlDataReader dr = (new SqlCommand("sp_datab...more >>

Hi, I am a c# newbies.. I am having some problems with my dll it sometimes get's added to my cache even I don't want it to land there. My assembly is added to the cache here: C:\Documents and Settings\<USERNAME>\Local Settings\Application Data\assembly\dl3\P1ZM0W08.2LP\GQ9AD27V.M5C\8eb9c11...more >>

Hello, I'm performing some research to determine the feasibility of developing a Windows Service (see http://en.wikipedia.org/wiki/Windows_Service for the specific definition of "service" to which I'm referring) to perform a particular task. I'm having some trouble determining if a service's ...more >>

I was looking at this and I was wondering, it the value object only contains property or does it also contains validation ? Also If I have a relation between a Workorder and a Customer, should I have a reference to a client or to an infoClient(value object) in the workorder ? Patrick ...more >>

Hi, I am trying to duplicate the contents of a combobox to another. I tried: cmbBoxA.Items.AddRange(cmbBoxB.Items); but it says it can't convert a combobox objectcollection[] to object[]. I tried putting (Object[]) in front of the addrange parameter but get a similar error. Any idea? I...more >>

http://www.eggheadcafe.com/articles/20041204.asp check that article. don't concentrate on the msmq stuff, but rather the slick way peter installs and re-starts windows services. From: "Jianwei Sun" <jsunnewsgroup@gmail.com> Subject: Re: dow do I publish a windows service? Date: Wedne...more >>

Hi, I'm trying to send a large number of messages to a UDP multicast group with which I have one client subscribed. But I'm losing mesages, and I'm not entirely sure why. I can't seem to find the reason, the asynch receive on the client doesn't even get called the corect number of times, wh...more >>

Hi Can anyone recommend a suitable way of calculating distances between UK post codes?? Many websites do this, and I'm wondering if there is some standard code, and where the reference DB comes from? Any help/advice appreciated Thanks ...more >>

Hi, I am still new to dotnet programming, and ASP.NET in general. Something that has been bugging me for a while is this: In a Web Form application, using C# in the codebehind. If I have a drop down combobox filled with a list of stuff, like employee names etc. I can select a persons name...more >>

I have a set of apps that require .net 1.1 framework. I've installed them on Windows 2003 Server (x64) with the .net 2.0 (x64) framework. I can't seem to find the x64 1.1 framework and the x86 .net 1.1 framework refuses to install on win2003 x64. Is there such a thing as x64 1.1 framework...more >>

I would like to run a windows form application (app2) within another windows form application (app1). app2 should be displayed within a certain area of the windows form of app1 (could be inside a panel or similar). app1 does not need any control over app2 except for starting, closing, hiding and...more >>

Hi All, I have a .net 2.0 assembly which uses generic etc...If I try to add it into my other project [vs.net 1.0] on a different machine which just has 1.0 framework installed, it throws error saying !! "A reference to the foo.dll couldn't be added. This is not a valid assembly or a COM Compon...more >>

Moving from MS Access to .Net using C# languag. Problem trying to duplicate form with structure as follows: 1. Main form 'Work Order' displayed as textboxes 2. subform 'Customers' textboxes showing name, address, etc related by 'CustomerID' 3. subform 'Locations' textboxes showing nam...more >>

Hi, I'd like to know if C# object system is based on COM/DCOM, or is it a completely new technology, developed "from scratch"? In other words, does C# use COM "under the hood", or are C#/.NET and COM/DCOM completely separate fields? Thanks in advance, MrAsm...more >>

Hi, anyone here using object Cloning with CSLA framework for .net framework 2.0. I want to implement cloning in some classes derived from businessBase<> , and I am using csla framework. If anyone else here is doing that, please tell me how to do that. Regards, Sugandh ...more >>

Does anyone know what Microsofts VSS (Visual Source Safe) structure is for something like C:\WINNT\Microsoft.NET\Framework\v1.1.4322\System.dll System.dll has System.* namespace and Microsoft.* namespace. I have a simlilar situation, but I'm looking for hints on setting up the stru...more >>

Hi there, Can anyone comment on the performance issues of "DataTable.Select()" vs "DataView.Find()" (or "DataView.FindRows()"). I have to conduct repeated searches using the same index and I'm not sure which to rely on. From what I've read, "DataTable.Select()" doesn't rely on indexes so us...more >>

Hello, I have a problem with reflection. I posted it already a month ago, but I had no luck with the answers... Having two variables: Type t; string id; initialized for example as t="Foo" and id="foo" I need to make the equivalent of : Foo foo = new Foo(); meaning, something like: t...more >>

Dear Professionals, I have recently been using the wonderful krypton toolkit and am trying to use them in my small hobby application. I include this bit of info as an aside really because i'm sure my question can be extrapolated to the more general case, so here goes! I have a box standard ...more >>

Hi, I'm developing an application that use an OPC client. In this application I create a class <A> to manage the OPC data (read values from server every xxx seconds or with subscription, ecc...). In the application form I put some label, checkbox, ecc.. to show the values readed from the serv...more >>

Hi, I'm writing an app in bluetooth & wi-fi. It is client/server on both. We have defined our own network protocol that should run over both mediums. There are packet definitions of variable length. Inside the packet, one field indicates its length. However, I don't know ahead of time whic...more >>

I have a Parent Form being used as a 'Home' form in which to access numerous child forms. One child form shows 'Work Order' records in a a Details Display, this form also has a tabbed interface showing underlying records for 'Parts' and 'Labor' in datagrid views. My Orders table reference ID n...more >>

I know a string is immutable, but is there any trick or any other way to destroy a string Thanks www.quiznetonline.com ...more >>

I have an issue where I have a user control that is launched into a floating form. At some point later, I allow the user to "unfloat" the user control by reparenting it on a split container in another form. Problem is if I wake a tooltip when the window is floated, and then try the same thing w...more >>

Dear All, let's say I have a web service. I would like to authenticate users who try to access it. I am on a winnt server so I will have to use NTLM but I don't want to use IIS settings. Is there a way to authenticate a user using WSE 3.0 against NTLM?? All the samples I have found on th...more >>

My objective is to get the "label" information for the different volumes that are mounted. I want to display the same information as Windows Explorer. I wrote this test code with gets me the drive letter, but the label is always blank. Any thoughts? DriveInfo[] drives = DriveInfo.G...more >>

Hello, I have this data grid that is meant to update data in sqlServer which Does update very well only have one problem with it: the user wants to update a column that is like 50th on the table, he will scroll down get the column and when he presses edit, the dropdownlist will come properly bu...more >>

Hallo, I'd like to hide application in Pocket PC. My application is written in C# 2.0 for WM 5.0. I have some questions: 1. When it starts in takes about 5-6 seconds. The whole application consists of 5-6 forms so it's rather small. Is it possible to speed it up? Or is it normal time for...more >>

Hi there! I have a problem here: I am using System.Data.Column and the Designer wrote follwing Code for me: this.System = new System.Data.DataColumn(); So far great, but furthermore I was setting properties with the Design it generated follwing Code: this.FormBorderStyle = System....more >>

Hallo, I am begginer in C#. I would like to know how to validate data in TextBox. So exactly I have to check if the value is a correct double value. Can you give me some advice? Maybe a link? Should I use a regular expression? or is there a simple method? Regards, Daniel ...more >>

I have a login form, which i have made by simply modifying the standard wizard created form from Visual C# express - when I chose a windows application. I have two buttons on my login form. The first is OK, The second is cancel. For cancel i have the event set to application.exit I'm n...more >>

Hi, When I installed Visual Studio 2005 default browser in my system was Firefox. Now Firefox runs when I start debugging project in VS. I want to debug projects in Internet Explorer. Can I do it without reinstalling VS 2005? Change of default system browser to IE is useless in this case. :( ...more >>

Is there any sort of check that can be done to see if a particular instance of SQL Server is present? I already call a method to check for connection -- if no connection, I have the user re-enter server settings (server name and database name). But the connection check is made by calling for ...more >>