Hello, I want to know how I can force a GC to run outside the application. For example. App1 which is where I want the GC to be collected. I don't want to run GC.Collect within this application. I want to create App2 which will call GC.Collect within App1 some how. The main reason to f...more >>

Hi, I've written a C# Server.Transfer from WebForm1.aspx to WebForm2.aspx In both i'm using the same user control but with different params, for example; In the user control: if(Request.ServerVariables["SCRIPT_NAME"]==Server.MapPath("WebForm1.aspx")){ lblTitle.Text = "Page 1"; }e...more >>

Hello, All, I just want to know that generally how to get the HtmlForm element in an ASP.NET Page? Can anybody help? Please:) Best regards, Laser Lu ...more >>

Hi, When we write an eventlog entry using EventLog.WriteEntry() there is = always a hyperlink like : For more information, see Help and Support Center at = http://go.microsoft.com/fwlink/events.asp. My Question is can we put a link there and make the url a clickable = hyperlink? I tri...more >>

Hi, I've been searching all the posts and articles but couldn't find any example on how to send attachments with pop3 using C#. Does anyone have one or know how? Thanks ...more >>

Hi, Is there a way for the compiler to warn about constants that are not used? For example in the code below, could the compiler (with some sort of attribute setting or something like that) throw an error or warning stating that the DBParameters.Column2 isnt used? Thanks, Erik _____...more >>

Is there any way besides adding a specific debug command line argument for the project to tell if an application is running in debug mode? Thanks! Bill ...more >>

Using C#: I tried: ServiceController me = new ServiceController(this.ServiceName); me.Stop(); it raises an exception: Cannot find Service I also tried: Process.Start("net.exe", "stop " + this.ServiceName); That did work either. from DOS: net stop ServiveNa...more >>

Does anyone know of an addon or wizard that helps with defining a new C# class/object?? ...more >>

Hello all, I'm quite new to C# (< 6 months) but really love it and is my language of choice ..... but I have one question I've not been able to find out ..... In C++ a #define label in one file can be referanced in other *.cpp files, however in C# if I have say #define SPEED it only refers t...more >>

Hi: I've been working with VB.NET for over a year writing web applications. Now I'm going to be writing web applications in C#. So far everything that I need to do has been going pretty well with one exception: I need to make a class library that I can will use for all my operations with ...more >>

I would like to refer to the members of the 'sender' sent to the event handlers. Seems like I would need to typecast it as whatever after checking to see if in fact it is a whatever. How would I go about that? ...more >>

Hi, I just upgraded C# Express to latest beta. In this version it i possible to publish the project for the click once upgrade. it seems to work fine, however if iI try to install it via a web link, the installation link just opens an xml file. nothing is happening. Something I do wron...more >>

From what I understand, in ASP.NET, each HTTP requests is serviced by a = separate thread. So if my code uses a static Class with shared members = and properties, I can manage concurrent access by using something like = the Monitor or ReaderWriterLock class. It is rather difficult to = simulate ...more >>

I'm studying for C# Cert and i found a question about Context.Handler and i didn't understand. Could someone please explain me when and how do i use ? I'd like to make webapplication here for understanding better! wich kind of webapplication could i do ? Thanks in advance, -- Daniel Gr...more >>

I'm trying to do something, not sure if it's possible or even if it makes sense, but I figured I'd throw it out there. I have a class OrderSummary that contains information about an order. I then have two classes that inherit OrderSummary; K_OrderSummary and M_OrderSummary which are specific t...more >>

I have been doing this kind of thing in VB and VB.net for a long time, but am having problems in C#: First I want to split up a string by the backslash character, but this line: arrSplit = strTemp.Split( (@"\") ); results in the error: The best overloaded method match for 'string.Spl...more >>

This is the most important question of your life. The question is: Are you saved? It is not a question of how good you are, nor if you are a church member, but are you saved? Are you sure you will go to Heaven when you die? The reason some people don't know for sure if they are going...more >>

What is the C# equivalent for this VB.NET code: Private WithEvents IE_Inst As New SHDocVw.InternetExplorer I get as far as: private SHDocVw.InternetExplorer IE_Inst = new SHDocVw.InternetExplorer(); but am not sure how to translate the WithEvents part. Any suggestions? Thanks, Brett ...more >>

Hello, I am trying to understand the proper way to test an object to find out if it supports a specific interface. Right now, the only way I know to accomplish this is to attempt casting it to that interface and then catch the exception if one is thrown. This doesn't seem like the correct w...more >>

I've Googled until my eyes hurt looking for a way to issue Telnet commands from C# and cannot find anything but $300 libraries that encapsulate it for you. I don't want to be able to create a Telnet client. I just need to send a telnet request to a local IP address on a LAN issue a "c" then a "b...more >>

I looked at the watch window in the debugger CurrentThread.Name shows "" as its value. Documentation shows that == operator of a string would test for value. So does anyone know why this test evaluated to false? Thanks! ( "" == System.Threading.Thread.CurrentThread.Name ) ...more >>

I want to get the list of data sources on the server machine using C# and ASP.NET any clues how to get that...I have done this using VB using SQLDataSources function from ODBC32.dll thanks ...more >>

I have created a "Certificate of Completion" in C# .net and have a typical problem of not being able to print this in landscape mode without user intervention. The certificate is a web user control as it gets information to complete the certificate (userName, date, course) from the SQl databas...more >>

I need to filter this datatable but when I do it gives me all the data not filter not sure what Im doing wrong. DataView dv = new DataView(); dv.RowFilter = "ClientID = " + clientid; gridControl1.DataSource = dv; I also tried adding this but it didn't work either: dv.RowStateFilter = Dat...more >>

I want to run some code when my Windows Form Application is being shut down. I want to run this code when the Application is being shut down in the following situation: 1. The App is being shut down by the user. 2. The App is being shut down because of Windows System Shut Down. 3. The Ap...more >>

I access a dll via dllimport (see below). It workes fine at framework version 1.1 but now I try to run it in the Beta 1 of VS 2005 and I get this error message. I have only this problem if a use this function in a web project. If I make a standard windows program: no problem. [DllImport("spec...more >>

I have Required Field Validators in 10 pages, and they all work fine on development, but for 9 out of the same 10 pages, on production, they act as if they aren't even present (it is unlikely they somehow failed to be copied to production). Also, I'm pretty sure these used to work fine on prod...more >>

Hi, I'm using an xls file through my web service to print out a pdf file from which I returned path. In this way, got a macro in my XLS file which do the print out. Testing it from the xls file works great. Testing it through my web service failed ! Looking in the pdf printer, I can see no...more >>

Hi, I have two applications developed in C# say A and B. When user presses key "L" with applicaition A active , it causes a keypress event which causes application B to run. Application A then waits for application B to exit. On exit from Application B the focus shifts back to application A. ...more >>

i wrote the below code , just want got local machine application Eventlog 's message , and write to MDB.but it 's can not write the message to Mdb, somebody can check it for me? thanks! //----------------------------------------------------------------------- //Wrote by Michael April 30 20...more >>

Supposedly you are supposed to use new when you want a member in a derived class to hide a member of the same name in the base class: class A { public int total; } class B:A { public new float total; } But omitting it causes only a warning, no error, and the class seems to wor...more >>

A web service returns base64 encoded data. The goal is to parse it and store it into binary file with .dat extension. This file is then will be used by a custom program to produce diagrams. As far as I know base64 data is not any known graphic format, from what I understand it's just encoded stre...more >>

I have an application that has a state class, which basically stores application information for other forms to access during the execution of the application. In state, I store an array which contains a number of positions. Depending on what the user is doing in the application, this may ...more >>

Why is this dll not in te redistribution ? I had problems with a project using an activex (see my earlier posts) Johan ...more >>

I have an array of datarow . Is there a performance efficient way of deriving a datatable oject containing only the rows in my array. ? I want to avoid uding foreach . Many thanks JB ...more >>

hi I have the following problem: I have a C# application that uses an activeX . I installed the application and the NET 1.1 Runtimes on a clean pc When running the application i discover that the activeX events do not fire. I installed VS NET 2003 on that machine.(in an attempt to start...more >>

What is the best way to access a procedure ? MyCommand.Parameters.Add("@param1",typeof(string)); or SqlParameter myParam = new SqlParameter(); myParam.Add("@param1",typeof(string)); What do you think ? -- Atenciosamente, Daniel Groh CTF Technologies do Brasil Ltda. Analista ...more >>

Hi, Consider a server which receives delimiter based string data from client. It needs to process this data very fast. Now if its built in C++, one obvious idea would be to put the string on heap as char* and then pass the pointer around, delimiter separated fields will be accessed via po...more >>

After I fill checked listbox with data, I would like to checked all items in list ? Hrcko ...more >>

Hi, Is there any sql command which can find defined text in specific fields. For example I have a table with names like "Ivan Sammut" etc. Now I want to create a statment which select all those records which contain the text "Ivan" or those that contain the text "Sammut". Is there a way I c...more >>

How and when should I create my own event ? When i do this: public delegate void myEvent(object sender, System.EventArgs e); What am I doing ? I tryed to find some sample on net but nothing was enough to understand when using! =/ Can someone help me ? -- Atenciosamente, Dani...more >>

Hi guys is it possible, once getting hold of a propertyInfo instance to know when the value of the property changed? that is without requiring the property to raise an event on change obviously... maybe something with the PropertyInfo.GetSetMethod()? monitoring when that method is cal...more >>

Hi, I have a main windows application (exe). This has its own app config file. I also have a few DLL' s that this app will use. I want to store information specific to the DLL's in their own config files. Is this possible? If so, how? ...Sinex ...more >>

[This is a one time message that, I hope, will be of interest to this news group] I am pleased and proud to announce the release of my newest book: Visual C# 2005: A Developer's Notebook by O'Reilly (2005). This book is targeted directly at the experienced C# programmer who wants to make...more >>

I have A.aspx and B.aspx in A.aspx has a Server.Transfer to B.aspx B.aspx has a throw new exception(Exception ex); So when this Exception happens i have the message in A.aspx: Error executing child request for B.aspx. What could it be ? ...more >>

I am working on creating a web service that will create a signed xml file. I would like to create this file in memory and than somehow email it to the user that requested it to be generated. I would prefer a solution that does not require the file to be first wrote to disk or requires the user t...more >>

Hi, maybe someone in this group an help me? I log into visial sourcesafe as 'admin' and I'am missing some menus, like adding users.What do I do wrong? Thanks Frank ...more >>

Can anybody say me why... /* int i; float f; // Result is one. f = 100 * 0.01f; i = (int)f; MessageBox.Show(i.ToString()); // Result is zero!!! i = (int)(100 * 0.01f); MessageBox.Show(i.ToString()); */ ...more >>