Hi all, I want to add reference of two dlls which have two different version and two different public key and i want to insert reference of both dll in my application. How could i do this. Please help me. Thanks in advance. ...more >>

i am useing 1label,1timer,2buttons i am trying to make so the label will countdown 3hrs in the Hr:Min:Sec format -- Message posted via DotNetMonster.com http://www.dotnetmonster.com/Uwe/Forums.aspx/dotnet-csharp/200606/1...more >>

Hello NG, I guess this problem is more towards design than toward C# language so = if you think that is the case then please kindly point me to the right = NG or articals.=20 Problem is, in my application, I need a have users go through the rights = check before performing any function. Now...more >>

Hello, This might be a rather basic question, but I've tried a few things and I can't really find a solution as elegant as what I'd like for this problem. The situation is this - I have a file that's written to disk in a binary format. Basically it's a bunch of records, one after the other,...more >>

Hi, I've the following question: in my app I used the following construct to acquire images: Image imgImage; Stream myStream=null; .... private void GetImageObject() { imgImage = new Bitmap(myStream); picboxImageHolder.Image=imgImage; .... } -------------- The GetImage method is being...more >>

OK - I have a very simple 6 field form and I'm getting this error upon submission: System.NullReferenceException: Object reference not set to an instance of an object. at Intellect.Website.RequestInfoPage.cmdPost_Click(Object sender, EventArgs e) My Validation controls work great but as soo...more >>

If I define a class and create a instant of it like e.g.: UserClass instantName = new UserClass(); how do I then determine the defined name "instantName" in the UserClass e.g. in a method (or a property) like this: public void userFunction() { string Var = new string(); V...more >>

Execuse me. I do boxing, for example Employee class, as object: public object ManipulateObject(object objInput) { ... Object obj; obj = objInput; ... //Manipulate obj here.. ... return obj; } Assume, then the client procedure/function exactly not know what the original c...more >>

is it possible to fill out a form on a website using C#? for example, logging in to a website such as myspace. ...more >>

Hi, I am graphics object of the panel to draw Strings on the panel, but when I scroll down I cannot see the remaining strings and when I move up the scroll bar the orginial strings that were visible initially seem to get erased ?? What's happening ne Idea ?? Thanks, Akhil ...more >>

Are there any IDE's (open source) for DotNet 2.0 (c# specific). I have VS2005 on my home laptop (legally obtained), but my company has a strict policy about putting licensed software on work computers. But a open source IDE wouldn't pose that internal type problem. ... I have the 2.0 fr...more >>

Hi, I want to run a command on remote system using C#. Is it possible to do that? Any pointers to it are appreciated. Thanks Ambica...more >>

Hi! Im writing a simple chat, using ReachTextBox as chat viewer, but when the RTB begins to scroll, the scrollbar not scroll down. How can i do scroll down automatically? Thanks! ...more >>

Hi all, I have a placeholder control on an ASPX page. I dynamically add a few button control and label control to the placeholder from code - all is well with the world. But on post back the control disappears from the placeholder. Am I missing something here Please help Vishal Gupta ...more >>

I have created an application install project that conditionally installs ..NET Frameworks 2.0 if it doesn't already exist on the target system before the app is installed. What I want to do is silently install both my application and Frameworks 2.0. Does someone know the command line para...more >>

How can I load MS Word in my C# app Form Container? Or load the MS Word as a child form? ...more >>

Hi All, I have a relatively simple web user control I've included in a page that simply presents 3 drop down lists and a submit button, that I use as a date picker (ie one list for day, one for month, one for year). I have the control registered on the page and it displays fine, but I haven...more >>

Hi: How would I go about making sure my C# 2.0 app runs under STA, not MTA? Do I add something in the Main method? Thanks ...more >>

Hi I'm a newbie to C# and GDI+.I am writing an application that will display some strings from a file on a panel. There are a few of problems I am facing : 1.How do make the panel re-adjust its size when maximizing the form window ?? 2. I'm drawing the strings on the panel. if the number o...more >>

Howdy all, I would like to know how can I insert a Timer object in my class library? This timer object will start and stop in a determinated part or event of my program. I know how to do this in Delphi or using a RAD tool and insert the Timer object in a form, but how to do in C# by hand a...more >>

How would I have a SqlConnection object point to a local file as a database, for example a file named tables.db that's in the same folder as the program output directory?...more >>

Hi. I'm new to COM programming and I'm looking for some references to using COM with C#. I've looked on the MSDN site but all of the references are for C++ and VB. Does anyone know of any good reference sites? thanks. Pat ...more >>

Hey Let's say I have following code: return db.ExecuteDataSet(...); Works ok, but I want to see what's in the dataSet. Normally visualizer will do the job, but how to set up visiualizer on object created dynamically like this one here ? I don't want to change code just to add: DataSet d...more >>

Hello! I just want to find out how the system find the name to set on a assembly User control dll. I have done this. 1. Create a user control - Here the namespace was set by the system to WindowsControlLibrary2 - The name of the class was also set by the system to UserControl1 - The name ...more >>

How can I manually generate a SQL statement (SQLCommand) containing binary data ? I'd like to write all the text of the SQL statement for that operation... Example : I Have Binary data (that represent an image) Byte[] TmpByte; TmpByte = ....BINARY DATA OF AN IMAGE.... Now I want to gene...more >>

Hi, I'm having trouble retrieving matches from strings using regular expressions. I'm parsing a string that's a date with either a 2 or 4 digit year (ex. "1/15/2005"). The RegExp object is created as such: m_rx = new Regex( @"^(\d{1,2})/(\d{1,2})/(\d{2,4})$", RegexOptions.IgnoreCase );...more >>

Hi if I have a foreach loop over a list, do I get a NullReferenceException if one of the objects in the list is null? For example, say I have a list "persons" of IPerson objects, but one of the objects in the list is actually null. foreach (IPerson person in persons) { // do somethi...more >>

Hi All, I have to make multiple dictionary objects(Dictionary<string key, int value>) with same set of string keys, and that really eats up lot of space. I am trying to find a solution where I can save space- In my current implementation all dictionary objects store the same keys repetitivel...more >>

Hello. I use the following instructions to create and to show the "forms": Form_Exportar Ficha = new Form_Exportar(); // Project has form_exportar Ficha.ShowDialog(); Ficha.Dispose(); Nevertheless, if I do a follow-up of the memory occupation on the PDA, I see it's growing and It doesn't ...more >>

This C# code produces a value of 0.0 in myAspectRatio.... int myWidth = 1200; int myHeight = 1600; double myAspectRatio = 0.0; myAspectRatio = myWidth / myHeight; This VB code produces a value of .75 (the correct answer) in myAspectRatio.. Dim myWidth As Integer = 1200 Dim myHeight As...more >>

I am having trouble uninstalling internet explorer in my Windows XP environment. I cannot see it in add/remove programs. How should I uninstall it. I need the latest version maybe 6.0 and above. Anyone please let me know any site where I can find any steps or anyone can give me the steps as well...more >>

Hi Anyone know the equivalent to NameValueCollection nvc = ConfigurationSettings.GetConfig( "SectionGroup/Section" ) as NameValueCollection; in .Net 2.0. All the examples I've seen involve creating a customer handler. Surely there's still a simple way of obtaining key/pair values, b...more >>

I have a database setup using SQL Server Mirroring. My database servers are running SQL Server 2005 SP1, Enterprise Edition. I have created a windows application that will insert a record into my mirrored database by clicking a button. (connection string below) If I run my test application...more >>

Are there any way of detecting that a program have crashed and left an orphan file? I have tried with the filesystemwatcher, but that didn't work. Maybe I can use a polling strategy and keep polling the file and check if it is locked. But can I do this without trying to open the file and cat...more >>

I have a form, and from the form when a user clicks a button, it instantiates control that will be doing a lot of logic. I am trying to use System.Threading.ThreadPool.QueueUserWorkItem to spawn a background thread off the pool. I stepped through the logic, and everything seems to go throu...more >>

hi all, I have a requirement where I need to populate drop down list (which is not run at server control. i.e it is an html control ) using server side code in C#? How can I add option values to drop down list in page load event. Thanks puja ...more >>

Following up on a question somebody asked a day-or-so ago... When /reading/ BLOBs in C# I can use sequential access and GetBytes(); fine, sorted. However, is there a similar equivalent for /writing/ BLOBs? *Without* having to buffer the entire thing into a byte[] to set into param.Value? Or ...more >>

Without generics generally I'd dervie from CollectionBase to create typed collections. Generics mostly fill in this gap except that there are no virtual methods on List<T> so we can no longer notify other object when a collection changes during add, remove and set operations. I was curious how O...more >>

Hi, Im using public void threadcontrol() { Thread scan = new Thread (new ThreadStart(GethtmlStream)); scan.Start(); name = "Scanning"; } in a class, and calling it from button1 with BJresults sr = new BJresults(); sr.threadcontrol(); np problems here, th...more >>

I am dragging a link from Internet Explorer... I can get the URL fine, but i have seen some software that is able to get the alt text of links, i.e. the popup hint on an image link. How would I go about grabbing that as well? ...more >>

Hi: I tried to write C# code to display the data which is from SQL server to the console, but I always got System.byte[] instead of actual number. If I run query directly in the SQL Server Studio I can get the right number such as 0x0010384E0F which is HEX. Any help will be great. Thanks in adv...more >>

I have a website with the company logo on top. Underneath the logo there is a menu which has links. When the user clicks on a link, I want to be able to take them to that page without having to reload the company logo on top. Here is a good example of what I am trying to do. http://www.jets...more >>

Is there a way to set the "start in" folder for a windows service? I am running under the Local System account, and the start in folder seems to be "c:\windows\system32". I use some relative filenames in my application and would really like the start in folder to be something more like "c:...more >>

Good Morning All, What we have is a dynamic business object that has varying numbers and types of properties. What it models is a generic saleable product. Not all products have the same properties. For instance, if you were selling software you wouldn't have a color, if you were selling...more >>

Hi Does anyone know how to configure the numeric keypad on the keyboard. For example, by pressing button 7, it displays a character. I must also be able to display number 7 whenever I pressed the 7 button (probably with Ctrl button). Should I create a windows service or just an applicati...more >>

hello I have a configuration file for my program. This file contains some list of files, and some other random infos like this : <pdod> <Project> <Name>My Project Name</Name> <Id>4242</Id> </Project> <Config> <Platform>All</Platform> <OutputType>Dll</OutputType> ...more >>

Hi, If I declare multiple namspaces, each in a separate file, how do I specify their path with the "using" directives? Say I have 2 namespaces and 1 main function, all in separate files such as follows ===================================== File1.cs: namespace A { public class Foo ...more >>

I've got a base form wich is a parent form for few others. On this base form I have dataGridView control, which has Modifiers property set on 'Protected Internal'. Unfortuantely, it does not work as I expected... :( I wanted to link Data Set on every inherited form with inherited dataGridV...more >>

hai, i want to extract the data from the datagrid or custom table and copy as excel file. how to do this using DDE ( Dynamic Data Exchange) *** Sent via Developersdex http://www.developersdex.com ***...more >>

Hi, suppose i have a simple class consist of two properties ValueType which is an enum consisting of (integer,boolean,string,datetime,color) And a property called Value which is of type object I want Visual studio 2005 to display a coloreditor for property Value when Valuetype == col...more >>

Hi Experts I have a working c# application that users can store files (.doc, .xls, ..bmp, etc) as binary data into an Access database. I now need to extend this to also store hyperlinks. First of all I need some way of searching for the hyperlink. In Access there is an Insert Hyperlink d...more >>

How can I download a file form Server to client? ...more >>

Hi, All: I am tasked with the following. I need to write a service to monitor an Exchange mailbox and take action when an email is received, put it in a db, etc. I do not need to send emails through MAPI, only monitor a folder in exchange. Can I use .NET objects to do this or do I abso...more >>

I got : An unhandled exception of type 'System.FormatException' occurred in mscorlib.dll Additional information: Input string was not in a correct format. at execution of simple line: double v1 = Double.Parse ("7200.0"); What's wrong?...more >>

Some Sr. colleges and I have had an on going discussion relative to when and if C# will ever support 'true' multiple inheritance. Relevant to this, I wanted to query the C# community (the 'target' programming community herein) to get some community input and verify (or not) the following ...more >>

Does anybody know where i can get a winsock class for C#? badly needed. ANy help would be very much appreciated. Thank you so so much! -Stan...more >>

Hi all, Can someone tell me meaning of this stmt:- 'A structure must have at least one nonshared variable or event member; a class can be completely empty'. Because if i have code like class a { } struct a1 { } As above declaration i have declared cla...more >>

Hello, I have a problem, I have been using Cookie Authentication on the 1.1 framework for around 3 months, when I moved the site internally within my hosting company from a server with 1.1 framework to a server with 2.0 framework I have had cookie expiring problems. Since moving to the 2...more >>

I've faced one cunning problem recently: I'm using IIS 6.0 as a web server, running on 1.1 framework. When i'm accessing my .net web service all goes fine, until I receive "The operation has timed-out." exeption after some time of usage. After such occurence all futher calls to web service res...more >>

I have Installed MSDN for VS 2003 and VS 2005 in single machine. I have to access those msdn separately (User can choose the documentaion either 2003 or 2005) from other client machines over intranet. How can acheive this? Thanks in Advance, Dhans...more >>

Hey, I use the following code: try { //Some code that has an exception } catch (Exception ex) { if (ex.innerException!=null) {throw ex.innerException;} } All works well, but the problem is that the exception's stacktrace is changed because of the throw! Is there a way to throw an exc...more >>

Hi Community, I want to write loginformation in my mainform. The information should tell the user about the workprogress of a thread in another class. Is this possible with .Net 2.0? Thanks ...more >>

I have a component for an external device which has a callback for when the user presses one of its buttons. The definition is void IAvLCD.setCallback(int funcAddr) How can I assign a function to this callback in c#? I've tried delegates, but I can't figure out how to convert anything in...more >>

Hi all. How can i get the index (number) of the selected row in a datagridview. (just one row can be selected) Thanks....more >>

Hi: For a fixed width font (like Courier New), the Font.Height gives the height of the font, but is there a way to get the width of the font also? Thanks ! Polaris ...more >>

Hi all, I need to start an executable from within a windows service. I tried the following code in the windows service: ProcessStartInfo psi = new ProcessStartInfo(); psi.FileName = "filename.exe"; psi.Arguments = "arg1 arg2"; psi.UseShellExecute = false; psi.Domain = "domain"; psi.Use...more >>

Hi All, I have a problem with nested SQLQueries. I will give here an abstract sample of code which I wrote Method A { createSqlTransaction and call SQL Insert Statement including "Select ScopeIdentity();" try { call Method B } catch { Rollback Transaction } }...more >>