hi could any one tell me which real life senarios reflection can be used in ? thnx ...more >>

How do I generate an email in the serverside code (aspx.cs file) in which I can imbed data submitted from the client icluding attachment of client side files that the client has specified. up to now I get a problem with STMPMAIL(oMyMail) giving an error Exception Details: System.Runtime.InteropServ...more >>

Hi, May I know how to make a generic context menu (which may contains save, new or other funtions) to be inherited by different winform? Thanks in advance. Jasen...more >>

while inserting new records into SQL, i'm using the folloinwg sqlstatement> Dim MySQL as string = "Insert into roster (pname, pnotes, thedate) values (@pname, @pnotes, @thedate)" the sql parameter I'm using is > cmd.Parameters.Add(New SQLParameter("@thedate", thedate.text)) but i get a...more >>

Can anyone halp me with some questions? Is there multiplatform standart in binary representation of primitive datatypes when you writing it through BinaryWriter? In other words if I write by BinaryWriter for example Int64 or Single, can I without problem read it by BinaryWriter on platform wit...more >>

I get this error when trying to run a SQL command, maybe my program is silly, I'm pretty new at this : Additional information: SqlCommand.Prepare method requires all variable length parameters to have an explicitly set non-zero Size. selcmd.Connection = con selcmd.CommandText = "SELECT id...more >>

Hello gurus, I'm building a small booking system and i have come accross quiet a tedious pitfall. "I need to make sure that people do not book for tomorrow when todays time is greater or equal to 11." Well some of you probably allready know the answer but this is not so obvious ...more >>

Need the correct usage pattern for something like a chat program. Don't want any threading issues or stack problems. Kyle! ...more >>

We have a public and private key pair for Credit Card data encryption. The database part is all done where we generated the key pair. Public key resides in the database for encryption and we intend to store the private key in the registry of Windows 2003 server from which our application will ...more >>

Hello , I use the following to write to a file: FileOpen(1, FileName, OpenMode.Output) ' Open file for output. WriteLine(1, TextBox11.Text) WriteLine(1, "Test text") FileClose(1) In the text file each line begins with " (double quote) and ends with ". Is there a way to write to a file wi...more >>

Hi all What is the way in .NET to make an Assembly global for all other assemblies that reference it? In VB6 there was a property on a DLL called Instancing, and if you set it to 6 - GlobalMultiUse, then you don't have to declare an object in order to call it's functions, the other DLL's could...more >>

Hi All, I have implemented my own toolbar on a form which houses the crystal reprot viewer. I would like to have a combobox to allow the user to change the zoom level to say 25 / 50 / 75 / 100 / 200% However the crystal report viewer only seems to allow two levels of zoom, using the .Zoom ...more >>

Hi all, I've added a custom dialog to my install package. The button labels are yes and no with button values of 1 and 2 and the ButtonProperty = "BUTTON2". I've also added a launch condition of BUTTON2 == 2. Seems simple enough. However, the installation presents the dialog but installs whe...more >>

Hi there, I'm just starting to write my second ASP.NET webpage in C# and want some way of easily splitting out those files that are needed to be uploaded to the webserver - i.e. i create a project on my local machine in VS.NET and it creates the "AssemblyInfo.cs" file, "Global.asax" file, "Gl...more >>

Hi, My Name Akok Lim I've some trouble when i do the installation to my client. I've a big problem the client can only provide for the computer using : Intel Celeron 2.0 GHz, and DDR 128 MB, because of my back end using Ms SQL Server 2000, i install Ms Windows 2000 Server. And I Also Develop...more >>

It would be really nice if there was an option that warned the developer that calls to functions did not handle the returned value, or alternatively threw a compilation error. I have been caught so many times by witing something like Split(myString,",") instead of MyArray = Split(myString,",")...more >>

All, What is the best way to protect IL code? --------------------------------------------------- Typical scenario: Visual Studio .NET 2003 includes Dotfuscator Community Edition, which intends to protect IL code. However, many .NET applications use data binding in UI forms. For example: ...more >>

Hi there, Summary: Installing Visual Studio 6 AFTER Visual Studio 2003 trial and Office 2003 - Is it safe? I know this has been asked many times before, but I have seen postings about problems so wanted to clear it up for sure. I have Windows XP Pro. Already have installed Office 2003 an...more >>

Hi! I have a problem: I've declared some classes and decorated them with my Custom Attributes. (say ClassA and ClassB) Now I have some Type member (in fact this is FieldInfo.FieldType) which is eq. typeof (ClassB). And when I call GetCustomAttributes() for this Type I never gets the attrib...more >>

I have this simple code, string escaped = Regex.Escape( @"`~!@#$%^&*()_=+[]{}\|;:',<.>/?" + "\"" ); string input = @"a&+[b`${c}a'?sd:r]" + "\"" + @"@(-d)\e"; Regex re = new Regex( string.Format(@"([{0}]+)", escaped), RegexOptions.CultureInvariant ); string s = re.Replace( input, "" ); It d...more >>

Never mind what they tell you. Just installed 2.0 beta and no more 1.1. Tried to run simple ASP app and doesn't work anymore. Ran aspnet_regiss -i but to no avail. So anyone who tells you they run side by side needs to be put in the stocks with the spammers. No I can only hope that a syste...more >>

I don't know where to put this, but I hope MS reads this. THANK YOU I just retired and was trying to figure out how I could afford to get into Visual Studio .Net to see if I would like learning modern development and maybe try to become useful in the Windows community. This looks a lot better...more >>

Hi all, I am new in ASP.Net. I have a question on link multiple web forms together. Here is the scenario: I create an Index.aspx WebForm which consists of a banner and three navigator buttons as well as a body to load the content. It is exactly like a normal HTML page where there are ban...more >>

My DataGrid is bound to a DataSet, with following columns: Description, CashExp, CreditExp,Frequency On run time, I am adding two new DataColumn “AnnualCash” and “AnnualCredit” and defining Expression property to give product of two columns, as follows Dim dc As DataColumn dc = New...more >>

Hi! Can someone tell me can I use MsBuild with NuNit today? Or is MsBuild only available for MSDN subscriptions ? Or what do you use for an automatic build process + automatic NuNit testing. I looking for a 2 in 1 solution (build + NuNit) gicio ...more >>

I'm using this sql parameter: MyCommand.Parameters("@Sport").value = Server.HtmlEncode(sport) to get a value from a textbox control: <asp:TextBox Name="sport" id="sport" runat="server"></asp:TextBox> but i cannot see why I get "Value of type 'System.Web.UI.WebControls.TextBox' cannot be...more >>

The program I have written with VB/NET 2003 has a Myapp.exe.config file that I did not know I would be creating. My program using an Access db and can not find the DB file after building the executable. When this config file is there it runs ok and when it is not there it can not find the DB fil...more >>

What kind of GDI+ objects is needed to be disposed? If they are the fields of the class , does that class need to implement the IDispose interface? If they are used only within a method (e.g. OnPaint), do I need to dispose them at the end of each OnPaint method? I want a guideline and reason fo...more >>

I'm confused and I need help, please! I'm trying to create an online photo album component in VB.Net for use with ASP.Net within multiple websites. I'd like to build a component which can be referenced from multiple ASPX pages. (It would know how to build the album based on the server contro...more >>

Hi, Is there a way to check what the dependencies of an assembly are, apart from loading with ILDASM and checking the manifest information? I keep getting TypeLoadException problems in one of my assemblies, which (apparently) is indicative of missing or unresolved dependencies... Thanks i...more >>

Hi I'm using the word.applicationclass within my vb.net application to convert some word documents to text files. Is there anyway I can disable macros whilst loading the document, in Word I can do that by running winword /a, but not sure how to add the switch using the word.applicationclass...more >>

Hi friends, I have a method which is given below public IDbConnection SetConnection(string connectionString) { try { IDbConnection connection; switch (dbType) { case (int)DatabaseType.odbc: connection = new OdbcConnection(connectionString); break; case (int)Databa...more >>

Hi Needed a title like that to get you reading :-) Having never programmed for the Clipboard before, I expected it to work as follows: multiple data formats can be supported by just storing the data, keyed by the format name. After the application that has placed a custom format into the Cl...more >>

I'm developing a Web application where a user selects from a listbox which can have many items. The initial display only shows about 10 items. After a postback, the listbox is automatically scrolled back to the top, so the selected item is mostly no longer visible. How can I keep the position, s...more >>

I have a database application running on my development machine and now want to distribute the application to a third party. Would someone mind please explaining how I can modify the Setup Solution to distribute MSDE with the application. And, doe sthe third party need to then manually install...more >>

Fellow .Netters, I have come to an impass trying to "hide" a column on a data grid - I'm sure it's a fairly simple thing (but so am I, that's why I'm stuck) Imagine if you will that I have a table as structure thus (this is all an example) PartID (string) Part Code (string) Description ...more >>

(Type your message here) i want to create the progress bar and buttons in the status bar using VB.NET -------------------------------- From: NaeemUllah Asad ----------------------- Posted by a user from .NET 247 (http://www.dotnet247.com/) <Id>lB5DY8FsqUmFrVyQGXx5NQ==</Id>...more >>

How do you catch the "Exited" event when a process is terminated. In the following code sample the "myProcess_Exited" event is never called. Any help would be appreciated. using System; using System.Diagnostics; using System.Threading; class ConsoleProcessApp { public static void ...more >>

Sorry, I don't know where I should ask this question. I want some basic XP icons (e.g. "Cut", "Copy", "Paste"). I can't find them in shell32.dll. Where are they? Thanks. ...more >>

In an asp.net insert data script, I'm getting an Object reference not set to an instance of an object error on the line that creates the parameter for @sport. Not sure why, since I am inserting the field name correctly in the sql insert statement: ''''' Dim InsertCmd As String = "insert into ...more >>

I can't find any tool to send the working website (working on localhost) to the intranet server, I've tried a copy and paste into the wwwroot directory on the server but attempting to connect to the page produces the following error. Parser Error Description: An error occurred during the pars...more >>

I have a code where I perform several actions on files. Between these actions I want to wait for 1 second. Or 2 seconds. How can I easily do this without using a timer? Jurgen ...more >>

Hi all, I have a site that is compeletely restricted by form authentication. In the case where a user's cookie expires and then they click on the logout button on the site, the authetication process is forcing them to login again so that they can log out. I've been trying to use "HttpConte...more >>

In VB.NET I find the IO object very handy in replacing most of the functionality of the FileSystemObject. One exception, however, is in determining the size of a file. How can you determine the size of a file in VB.NET without adding the FileSystemObject to your project? ...more >>

I'm deploying a C# Windows app using VisualStudio.Net 7.1.3088, and for the life of me I can't get the Checboxes(A) to work properly. All I am trying to do is use checkboxes to prompt the user about whether to install desktop and program menu shortcuts, but the installer always installs them no matt...more >>

Hi I wish to write a task scheduler in my application. What is the best way to do this? Do I use the windows scheduler or try and write my own.? Is a timer checking every second feasible.? Regards Tim ...more >>

Has anyone run into this problem before. I'm using VS 2002 and when I start a project in VB I get the following error "Automation Server can't create object", if anyone has had this problem how did you fix it. I've uninstalled and re-installed Studio but I keep getting the error. Thanks...more >>

Hi, Recently, we installed Sharepoint Services on our test server (Server 2003) to try it out. I made a new web for my regular aspx pages. My problem is that now whenever I try to access my old pages, it prompts for a username and password for that server. I want it to allow anonymous web reques...more >>

Hello, I'd like to use Microsoft Word in an ASP.NET application. I've referenced to MS Word, but when the sourcecode-line 'Dim objWord As New Word.Application' is reached, I an exception is thrown. The exception message is as follows: Exception Details: System.UnauthorizedAccessException: Ac...more >>

Seems a simple question, but I can't find a simple answer: I have created a two dimensional array. I wish to send the data, a row at a time to a graph plotting routine which is expected a one dimension array. I could create a temporary one dimensional array and populate from the original array...more >>