Hi ..net 1.1 I have a simple string array like string[] myArray = CallToWebServiceThat_Returns_Elements; I want to remove an item from the array and also remove its position. I can search the array and find the index of desired string, but how can I remove? Do I have to somehow create a ...more >>

I am trying to create a System.Text.Encoding for ISO-8859-1 in a similar fashion to this line that creates an Encoding for UTF8: private Encoding encoding = Encoding.UTF8; Then, I want to test that ISO-8859-1 Encoding like this line tests UTF8: bool result = encoding is Encoding...more >>

For database purposes, I need an easier /faster way of comparing two strings for equivalency. I have the idea of somehow converting the string to a unique number, storing that number in the database, indexing the field, and going from there. I don't know exactly how to do this, so I was hoping f...more >>

Okay, I just finally figured out the Model View Presenter pattern as presented by Martin Fowler (http://www.martinfowler.com/eaaDev/ModelViewPresenter.html). I even got a small model of it working in a Windows Forms app I created from scratch. Pretty cool how the form is sitting there and ge...more >>

Hi, need some info on implementing a multiuser winforms application, specifically managing user logins and user preferences & access rights. Are there any frameworks out there for this. I don't want to use windows identity system. Any pointers would be appreciated. ...more >>

Hi people, About 9 months ago I used a tool that comes with Visual Studio 2003 to generate an ITunesLib.dll file from the iTunes.exe. It allowed me to access iTunes as a COM object from C#. I want to generate that file again but can't remember what I did. Does anybody know what then name of ...more >>

Hi, I am using VS 2003 to build my (csharp) solution. 1. Is there a way to reveal the command line options that VS is using during compilation of a project file, in order to build a batch file/makefile ? 2. Is there an option in the command line compiler that builds a VS project ? 3. I...more >>

Threading and suspend I have an application that will load x number of "communicators". These "communicators" start up a communications channel with another application(of no importance). The initial code loaded the object model and then initialized the communications on the same thread, whic...more >>

I'm having trouble implementing a UserControl base property in a user control that I am writing. My user control wraps a group box that contains several radio buttons. I want to wire the user control's Text property to the group box's Text property, like this: [Browsable(true)] public over...more >>

ADO.NET Failed to load msxmlsql.dll How to fix this error? System.Data.SqlClient.SqlException: Failed to load msxmlsql.dll. at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream) at System.Data.SqlClient.SqlComm...more >>

Hello all, Strange little problem here... am just trying to insert some basic information into an Access Database using OleDB. I'm getting a "Syntax error in Insert Into statement" when it tries to execute the SQL. The strange thing is if i take the exact SQL being executed from the debugge...more >>

Thanks ppl for your help. I actually need to create a DTS package runtime, add tasks to it (to convert text file to sql table) and validate the data in tables. Can anyone plz help me with runtime creation of package in C#.Net Thanks ...more >>

Hi al I want to convert a set of data into PDF format, I haven't used Acrobat Writer or anything but I was wondering how easy (or difficult) it is to pump data into a PDF? Thanks Kev ...more >>

Hello, I need to call a webservice with an System.Xml.XmlDocument objet and read the return value into and System.Xml.XmlDocument. The webservice was written with an oracle tool and wrapped into a .net webservice. I have added a reference to my dotnet wrapper and i get the following...more >>

Hi, I need to encrypt/decrypt some data for my C# application that can also be read on a unix system, and need a quick, simple, cross-platform solution I can embed in my own code that doesn't require dependencies on outside applications. I don't know much about encryption. What I would like t...more >>

I have an array of a custom obj which I am trying to use in multiple comboBoxes without creating multiple copies, but if I put the datasource of the comboboxes to the same array, then at runtime if I pick change a combobox, all of them change to that value. I am guessing that it is because al...more >>

Dear friends: This is my third question on this news in three days... Sorry for this spam behavior :-) I've a lot of problems on "first page load" after some change on web.config or even in the contents of bin folder... Nathan Sokalski passed me a link to ILMerge library, I've mad...more >>

I have a SmartClient/ClickOnce application. And it deploys nicely straight from the IDE to the web server. However, I'd like to deploy it from the command line (preferrably as a part of a nant script)? How do I do this? Thanks...more >>

Hi all, This one really has me and the other .Net developers at my work stumped. I have an application that is doing the following: 1 - attempt to validate that user can create a windows task via COM interops 2 - an exception is thrown because user doesn't exist 3 - Exception is caught by ...more >>

The following two cases behave differently in Net 2.0. The Case_Create_StringWriter throws an exception while the Case_XmlTextWriter does not. Is there a problem with this code? Or is this a known problem? -------------------------------------------------------------------------- usin...more >>

Unfortunately, where I work it is forbidden to use stored procedures. I know, I know...it's pretty stupid. But I can not change that. Anyway, currently we have our sql stored in an embedded resx file as name value pairs. At runtime a ResourceManager class is instantiated and a key is passed...more >>

Hello, I'm manually populating a DataGridView instead of using Data Binding. How can I clear the contents of all the rows and/or header quickly? My current method is to loop thru the grid backwards and delete each row separately; which is kind of slow. Thanks ...more >>

Hi, I am a newbie at C#. Here is my current problem: I want my application to iterate through the list of tasks presented in task manager. I want it to look at the task names and if a certain task exist in the task list I want to kill it (as nice as possible). I started the task manager w...more >>

I have read that when using asynchronous IO it is best to keep all your operations asynchronous. But why if there is nothing left do in the AsyncCallback method other than to call an IO operation? Example: //DeliveryHelper is just a class containg an TcpClient and other state traced varia...more >>

Hi! Has anybody encountered console exe's that are impossible to get stdOut from? Does anybody know if there are different(other then string text) ways that console exe files send out their outputs?? ...more >>

hi, i want to create a new instance of the MailMessage class in ASP.NET. i have used <%@ include System.Net.Mail %>. my code is: <script runat="server"> //Create a new instance of the MailMessage class MailMessage fdBk = new MailMessage(); </script> but whe i try to type some more...more >>

In some language, it's possible to specify a "predefined" size for string objects. Exemple: string[10] which is a string of 10 characters. Is it possible to do this in C#? Thank you ...more >>

The following line in my ASP.NET 2.0 app will not execute because of a permissions issue. Excel.Application objApplication = new Excel.Application(); How/where do I make the setting to allow this? Thanks, Ron ...more >>

Is there a way when you have more than one project in a solution to debug each of them? The only way I've seen to be able to run the multiple pieces is to have one set as the default project and then run the executable for another. Problem is you can't debug the other one - only the one that i...more >>

Hi, I couldn't find a nant user group here, so thought i'd try this. I run an external program from nant (robocopy) and unfortunately, it returns 1 on success. Nant interprets this as a failure. I want it to continue when it gets a 1 back (and possibly certain other codes), but fail otherwis...more >>

Hello Guys: How would I be able to check if a .bat file I call had an error associated with it? I have the following code to shell out to a batch file. However: if an error occured: how would I be able to trap for this error? Is it as simple as a try...catch? I have been uncessful in ...more >>

I have an odd occurrence taking place. This has been verified on two different computers running Windows XP Pro, sp2 and Visual Studio 2005 Pro. When I add TabControl to a Windows Form and change the Alignment property from Top, to Left, the tab's test disappears and also does not show when t...more >>

Is it applicable to use the Microsoft Enterprise Library in Logging without using the configuration tool ? I would like to configure and choose the trace listener programmatically . Thanks in advance. ...more >>

Hi, Is there a concept of shared named memory in .NET to allow multiple program use the name and then set/retrieve values? Thank you, Alan ...more >>

Hello, I am creating a data layer that will handle SQL(SQLClient) and Visual Foxpro (OleDb). The way I am thinking about creating it is create a base class that handles setting of connectionstring and accessors for IDbAdapter, IDbCommand, IDbConnection etc.. then in the derived classes I ha...more >>

hello, What does the "@" symbol do in the following line of code? I tried searching the web but searching for "@ and c#" seems to be a waste of time :) FileInfo fi = new FileInfo(di.FullName + @"\myxmlfile.xml"); Thanks, -J ...more >>

Hi, I've currently setup a local user as described in: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnne... This users has been created on the remote server, and locally on our web farm servers. All access to NTFS file system has been setup and the users loca...more >>

hiya, i would like to make a contact form in my website. i've looked all over the web for instructions but none of them work. in case you dont know what i mean, i want a form with fields like name, email address and comment and i want the submitted values to be sent to my email address. ...more >>

Hi, Can someone tell me the easiest way to count the number of lines in a text file? I can write a loop to do this but it seems cumbersome.... there must be an easier way?? Thanks in advance ...more >>

Folks, Can anybody point me towards a site that explains the Microsoft Coding Standards? I downloaded FXCop and understandably it's complaining a lot. I do have questions though: 1. What if any prefixes should be used to define scope of variables. 2. How are people naming propertie...more >>

Hi All, This is my first post. I have written a Windows Form Program (lets call it WFPA) that pops up another windows form and threads it off (lets call this second form WFPB). Within WFPB I have a group box. This GroupBox contains several CheckBoxes. Everything works great. Now, durin...more >>

I currently have a Windows Service that runs Transactions that are very Processor/Memory Intensive. I have a requirement to deploy multiple instances of the Web service on the Same server. Each Instance needs to run in its own process. My current approach to this is to put all the logic i...more >>

Hi, I'm relatively new to C# and am having some problems with sessions. I have a web application where the user logs in to add comments to a database. Once the user is logged in this opens the sessions. What I want to do is to end the session when the user either closes the web page or naviga...more >>

Who can explain this ?? : I expect 2 but I get 4 items ! private void button1_Click(object sender, EventArgs e) { object[] bunchOfStuff = { "foo", "fee" }; listBox1.Items.Clear(); System.Windows.Forms.ListBox.ObjectCollection lboxObjCol = new Li...more >>

OK - this probably isn't the right forum for this question but seeing as I'm desperate and also that I want to code the solution in C# I thought I'd start here first and then branch out to other newsgroups as appropriate. So the issue is I have data from a cliemnt (or from a manager who got t...more >>

I want to return to the website root directory in order to use a consistent link across multiple pages. I was told using "~/folder/page.aspx" would get me to page.aspx no matter what directory I start in but now I am just getting that to link to "http://server_name/original_folder/~/folder/page....more >>

Hi all, I'm having a bit of a problem working with dates. My computer is british, but I'm developing an american application so I therefore need to use american dates. But I can't get my DateTime object to "act" american. Let me give an example: In order to take in an american date, I ...more >>

I'm using the Framework 1.1, so I don't have access to the new DataGridView object. What I'm wondering is, is there a really simple way to bind a plain datagrid to a database in such a way that changes made to cells in the datagrid call an update on the corresoonding data within a database? I...more >>

Hi, I have two bitmaps that look the same, except in color. Is there a simple way to "subtract" the color of one bitmap, pixel by pixel so that only the difference in colour remains. For instance, if I take a pixel at point (50,75), and find that the colours are FF00FF and FF0000 respectively, ...more >>

Hi Group, In my C# project there is a 'Search Utility' now, when user type search key in TextBox and presss enter the 'Search Button' should automatically get pressed(clicked) and user should not have to click on the 'Search button provided' (Similar to any search utility like google) I a...more >>

Hi, I am tryin to create a keyboard hook that sends the keystroke ctrl + pause/break. I haven't used keyboard hooks before so I'm not too sure how to use them public int MyKeyboardProc(int nCode, int wParam, int lParam) { // perform operation } I have to implement this method ...more >>

Hi all, I am facing some strange problem in listview in .net. I have written one class for sorting of listview which i have derived from icomparer. Now i am adding some element to listview and then i am setting listitemsorter property of listview to my first column. Say support i am adding...more >>

Hi, Sometimes when I am cutting and pasting it looks like the keyboard layout changes; for instance ',' and 'w' are interchanged. Is there a better way to fix this problem than exiting then restarting the IDE? Thanks, Mark...more >>

Shall i use Cache class and its methods for creating c# dll file. i tried to access insert and get methods of Cache ,but i couldn't get it ,even i imported System.Web.Caching . i am getting An object reference is required for the nonstatic field, method, or property 'System.Web.Caching.Cache....more >>

Hi I've a requirement to run a database update process whenever an XML file is copied into a particular directory. I could create a program to run as a Windows Service that keeps looking into the directory, but that seems rather inefficient. Is there a better way of triggering a process wh...more >>

Hi all... I am trying to create a Windows Application in VS.NET. If I create a new app in either VB or C# and add any control, I get the following message when I run the app: An unhandled exception of type 'System.ArithmeticException' occurred in system.drawing.dll Additional inf...more >>

why are my posts getting deleted? ...more >>

Hi there, Please find file for illustrating infrastructure --> http://test.thipparath.com/GPRS/GPRS.jpg . Gateway receives packets from Trucks for processing Route/GPS position. When Truck and Gateway communicate in leased line, Gateway identifies different IP sent by different truck. Where c...more >>

Hi, Does System.Collections.Generic.Queue not have a Synchronized method because it is already in effect synchronized, or is the Synchronized functionality missing from System.Collections.Generic.Queue? Putting it another way can I safely replace a System.Collections.Queue.Synchronized(...more >>

Hello! Is there a way to convert .flv file to mp3 file in C# application? May be some 3 - rd component has this functionality? Thanks for any help! ...more >>

Hey guys I have an app running a directx window, that part is fine but as you know it runs on an infinite loop redering frames per second. My issue is this is for a gaming app i am making that requires a lobby. I want users to see the lobby then see the game they choose open up ina separ...more >>

I have two windows forms in an application. I want one form to be embedded into the other. How can this be done? Can I do something like: Form1.Controls.Add(Form2); Thanks. Jess ...more >>

Hello. How can I create attribute and specify that it can be applied only to the non private fields or properties? Thank you ...more >>

I would like to use some third party software for copy protection, software that prevents from copy paste program to another computer (not obfuscator). I am looking for some good solution (hardware lock is not an option). Can you reccomend me software based on your experiences? ...more >>

http://support.microsoft.com/?kbid=317109 In this document, the NAR method for C# is as follow. private void NAR(object o) { try { System.Runtime.InteropServices.Marshal.ReleaseComObject(o); } catch {} finally { o = null; } } What is th...more >>

Hi, I'm working on control that uses a MonthCalendar. A MonthCalendar have not a DoubleClick event, so i tried to use the events related with MouseEventArgs parameter. I was trying to check "Clicks" property, but it returns always 1. Is there any chance to get "Clicks" greater than one? T...more >>

in C++ we can use __FILE__ and __LINE__ to help us locating the bug, is there anything like these in C# ? thanks, wsq...more >>

Hi, I want to crop a picture in a picturebox by allowing the user to select a rectangular region like you get in software like Photoshop. Is there any prefabricated solution to creating such a selection window, or will I have to code it myself? Thanks Andrew...more >>

Hi NG ! I have the following situation: I have a database on a server in my network and few client-computers on which my software runs. My software must connect the database on the network and makes readable requests on it. To be open for extensions (one day the lib must support writeable reque...more >>