I was trying to follow instructions to create a multifile assembly. My project had two simple classes, MathLib and StringLib with a single method each. The instructions told me to compile each clase into modules using the pattern csc /t:module MathLib.cs and csc /t:module StringLib.cs ...more >>

Hi, I create a WEB application and I use a textbox, server control. It does not have an OnClick event. Is it possible to create one? Thanks ...more >>

Hi, I use the same connection string in a Windows and then in a WEB application to connect to SQL Server. When I try it in the WEB it doesn't work, private SqlConnection conTest = new SqlConnection(@"data source=YOUR-136A4423DC\localhost;initial catalog=TestDB;integrated security=SSPI...more >>

Hi Folks! I was pondering over a code and noticed that exception handlers were present in the private, protected as well as public methods. And, ofcourse, public methods were calling priv/prot methods internally. My thought was, the exception is being rethrown and propagated by the non-publ...more >>

Hello, is there a way to add a stylhesheet like: <?xml-stylesheet type="text/css" href="styles.css" ?> to an XmlDocument? Regards, Martin...more >>

Hello, I am trying to develop a Windows Service that is able to connect to a MS SQL Server 2005 database through late binding. However I am not able to find any information about this. I hope that someone around here can help me with this or at least point me to something useful. I am using...more >>

hi how would i write the following in switch case statement: if (x < 40) y = 0; else if (x < 65) y = 1; else if (x < 80) y = 2; else if (x < 90) y = 3; else if (x < 96) y = 4; else y = 5; is it easy or not possible? thanks g ...more >>

Hi, Lets see, for arguements sake lets just say that I have a server, which site waiting to receive connections, it then has an array of sockets that are connected to it. It's receiving all of this asynchronously. Now, this is my problem, I have a seperate application that connects to the s...more >>

My system has 4GB memory and My program in C# is really memory consuming. and I noticed that when the memory I used is more than 2GB I will get an exception. How to solve this? thanks a lot ...more >>

I am using the following code to get the CPU usage PerformanceCounter myCounter; myCounter = new PerformanceCounter(); myCounter.CategoryName = "Processor"; myCounter.CounterName = "% Processor Time"; myCounter.InstanceName = "_Total"; for(int i=0; i < 20; i++) myCounter.Next...more >>

I have a class Person that includes several properties (i.e. Name, ID) and a method storeData() that stores these same values to a database. What's the correct method of instantiating this class when another method in another class is storing data to the properties and calling storeData()? I'm ...more >>

I am generating a very large tree list in my program and while it's performance is great once loaded it takes a really long time to load. I create a root TreeNode "offline" and go through the process of creating building up the tree from there. Only when I am done do I go over to the actual Tr...more >>

If I define a property as int age { get; set; } Is there a way to add different access modifiers to the accessors when implement?...more >>

I am writing a windows C# application, and I want to ensure that all exceptions, handled or otherwise, are logged to the local event log. I can do this for the handled exceptions, but I am not sure how to override (?) the system exception such that un-handled exceptions are logged. I know that ...more >>

I want to be able to deserialize data contained within a XML file to a data structure. This I know how to do. However, what I want to be able to do is the following: 1. Serialize multiple "C# classes" into a single XML file. One at a time. 2. Deserialize each "C# class" from the XML file. ...more >>

Hi, I'm in the process of updating an ASP.NET v1.1 web app to v2. The app uses ActiveDirectory a great deal, and I'm trying to use the new System.Collections.Generic namespace where possible, having been advised by several luminaries that that is a "good thing to do"... :-) However, I'm ...more >>

i've instaled nant and nunit but <csc target="exe" output="bin/Simple.exe" debug="${debug}"> <references> <include name="nunit.framework.dll" /> <include name="nunitforms.dll" /> </references> <sources> ...more >>

Hey guys, I just wrote a web page form using C#/.NET. It works perfectly in the "test" environment that Visual Studio 2005 sets up for you when you attempt to run your web based application. However, as soon as I make it live, it stops working. The ON-FORM-LOAD event does work. Speci...more >>

I have a bunch of dynamically created checkboxes that I add to the a label in the html through my C# code. Then I also have a javascript function that goes through and identifies which checkboxes are checked when the user clicks on the submit button. My question now is, how would I go about ge...more >>

(using VS2005) I want to hide a menu item, but setting the Visible property to False does not work! If it's initialy false and I set it to true, that works. Any suggestions? - Fred ...more >>

Hi All, I would like to get the windows logon name for a .net intranet app. I have tried Page.User.Identity.Name(), Request.ServerVariables["LOGON_USER"].ToString(), Request.ServerVariables["REMOTE_USER"].ToString(); They have all returned null so far. I have windows authentication en...more >>

I have the need to enter a hex value IE: 0xffff into a datagrid column that is backed by an int property for a custom object. in other words, I have a class like this: class MyEntity { private int _start = 0; public int Start { get{ return _start; } set{ _st...more >>

Hello, Is there a command in C# which will allow me to check whether or not a variable is a number? Something similar to the VB isNumeric command? Thanks, Ben ...more >>

Hi, I am performing a query on MySQL table which contains two DateTime fields Here is my code string sqlCmd = "SELECT * FROM categories"; OleDbDataAdapter da = nwe OleDbDataAdapter(sqlCmd, this.connection); DataTable table = new DataTable(TableName); da.Fill(table); return table; ...more >>

I have a TreeView and I would like to have it function so that when someone right-clicks on a Node and chooses an option Edit under a context menu the node changes from a read only label to a TextBox and I can edit the text. What's a good way to accomplish this?...more >>

How do I set a default property in C#? In VB we use the default keyword before the property....more >>

I have tried multiple methods of encrypting the connection string. Everyone has made it sound easy. I have encrypted the connection string in the app.config file, code behind, etc. Basically try this test. Create a new app and just add a connection string. Add whatever encryption th...more >>

Hi all, Consider this code SqlConnection oConn = new SqlConnection(AccountsConnectionString); SqlCommand cmdInsert = new SqlCommand("UpdateQuery"); //Location 1: //SqlTransaction sqlTran = oConn.BeginTransaction(); try { oConn.Op...more >>

All the examples I've seen showing how to populate a combobox using the DataSource property and an ArrayList show the ArrayList object containing objects with at least two properties. I want to create an ArrayList that contains only rows of string data and want to assign this to the DataSource b...more >>

Hi I have two web services running in different locations. I would like to write some code to automatically fail over to the secondary if the primary fails. Rather than duplicating all my code I was hoping there was a simple way to reference different type in a generic way. Is is possible t...more >>

iam working in a project where i need to provide a link to user such that he can download a word Document from server (not my local pc).iam able to do this from my localhost ,but from other pc i need to use System.Net.WebRequest but i donot know how to use it. code for access from localhost: ...more >>

hello i want to start/install any service or demean with my software (during installation or running software) for future updates. how can i do this? can i include any thread or process to check/download new updates time to time from my server? how can i add this service/procedure ...or any o...more >>

Assuming a starting point of no programming knowledge could you please answer these questions for me: - 1. What is 'strong type checking' 2. What is 'array bounds checking' 3. What is meant by the term 'distributed environments' in the following context : - ... The language is intende...more >>

I'm developing a information extraction from web, i'm use HTML --> DOM tree - >> information blocks. Do ayone suggest me about idea ? Anyone have resource about HTML Parser (Documents, source, samples...) Thanks ...more >>

I have two questions regarding parsing and reading tracefiles: 1. Is there a tool that can read logfiles that were generated by the ..NET 2.0 tracing and presents the data in a human readable form? Preferably with some searching, sorting and filtering options? 2. How can make the trace outpu...more >>

Hi, I am trying to save Inbox selected message in C: I have used following code string SavedMessage = "C:\\AIA\\Message\\"; string strSaveName = "Test.msg"; Outlook._Application olApp = new Outlook.ApplicationClass(); Outlook._NameSpace olNs = olApp.GetNamespace("MAPI");Outlook.MAPIFolde...more >>

I am using .NET 2.0 tracing to log messages within my application and app.config (<System.Diagnostics>) to configure it. I would like to be able to configure tracing in a finer grained manner than it is currently possibile out of the box. Especially I would like 1. the filnames where the trace...more >>

Hi, When i use Transparency key with the parent form then its ok the form become Transparent but when i add another form to parent and sets the child form' transparency key it does not work at all.. child form never becomes transparent neither by transparency key nor by ChildForm.BackCo...more >>

Hi All, I am sorry moderator that I post an OOT question. Did you all ever use Hardware lock or Dongle to protect your software? How efektif it is? Thank you In Advance Gun ...more >>

Hi, I have an app that has a 3rd party phone answering control (4 of ) (interfacing with dialogic 4 line card) attached to the main form. each control raises an event when its Dialogic line detects ring tone. I use the ring detect event handler to create a new thread which is given a reference...more >>

Hi, I have an app that requires 4 child forms each created on a separate thread. Each form holds a 3rd Party Phone answering control. The control will only answer the phone if the form has been displayed. Instantiating the form is not enough. The only way I have been able to display the form(s)...more >>

Hello, Is there a way within VS2005 to synchronize the Solution Explorer view and the file we are currently working on. Say I'm working on blabla.cs file which is located within the foo project. The Solution Explorer has currently the Bar.xxx.cs file selected. --> What is the magic key to...more >>

I use Process.StartInfo to configure the process: Process myProcess = new Process(); myProcess.StartInfo.FileName = aProg; myProcess.StartInfo.Arguments = aArgument; myProcess.StartInfo.CreateNoWindow = true; myProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden; myProcess...more >>