Hi, when writing equations in vb .net, how do you enter the signs "less than or equal to" etc. thanks Murt ...more >>

I seem to having a problem printing an existing GIF file to my default printer. I do not want to display the file in the browser, I just want to print it! Can someone help with a routine to accomplish this? Thanks! Leeman Schmidt kreuzmarket@bluebon.net...more >>

Can someone tell me where to find the setting to print all print outs in black and white, instead of trying to print out in color? I can't find it in Options ...more >>

H I have XP and can't run any of my Visual Basic .net projects. I get this error every time I try to run one: An unhandled exception of type 'System.ArithmeticException' occurred in system.drawing.dl Additional information: Overflow or underflow in the arithmetic operation I should note th...more >>

I have textboxarray txtRatio and the following routine to handle the click events. Private Sub txtRatio_Click(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles txtRatio.Click Dim Index As Short = txtRatio.GetIndex(eventSender) mlngHasFocus = mlngCODE_FOR_RATIO ...more >>

Hi, I create a Dataset to link three tables in my Access database. E.g. The three tables are [Order], [Customer], [Product]. I then create 2 DataRelations, 1st relation (Order_Cust_Rel) links [Order] and [Customer] using CustomerID field that exists in both tables and 2nd relation (Order...more >>

as per instructions in the walkthrough, I have managed to create a master/detail relationship between two datagrids. However I have a requirement to apply this to three datagrids and the third datagrid does not seem to reflect the selected row on the second datagrid using this method. The...more >>

Does anyone have a working example of the HTMLDocument.createDocumentFromUrl function?? The few examples I found on the net don't seem to work. Here's a piece of code that seems to go through some unnecessary steps but was supposed to work, but for me it throws an "unknown error" exception. ...more >>

I have one procedure that will take very long time before it finishs. During its running, I provide users a button to cancel this process if they don't want it to run anymore. I have one varible for process status if user click the cancel button this variable will change to False and the ...more >>

Hi, is there anyway to add itens into a combobox after this control be bound with a dataset? Regards, Marco ...more >>

Dear friends It exist a number of various apps displaying multiple selected text. Normally every search function displays all hits as selected text in some sort of text-control. Do somebody know how to manage this in VB.net and what control to use? Is this possible with RichTextBox-control? ...more >>

Is there an elegant way to have an optional parameter in sql string like Select * from Name where (mytextbox is empty select everyone else select lastname=mytextbox) Any direction is appreciated it. Thanks Gene ...more >>

I have a form with several controls, which all have their validating and validated events in my code. However, if these controls don't get focus, these events don't get called. When my OK button is pressed, I need all the controls to be validated. How can I get this done ? Do I have to ca...more >>

When I insert the code below, it claims that there is a User Defined Type Not Defined. In the cases below, it's refering to SYSTEM_INFO and OSVERSIONINFO. I have matched the reference libraries up, and it still does not compile. Any ideas? Thanks! -Mark ** THESE TWO DO NOT WORK *** Priva...more >>

Hello. Somewhere I read that In visual studio 2003 will be posible set in controls e.g. : button like button in Windows Xp ......., without makeing manifest file. Thank for answer. ...more >>

I have a form with information on it, when a button is clicked, another form is opened with the following code: Dim myForm As New ReqVendorSelect myForm.Visible = True Once i'm done manipulating some data on the 2nd form, the 2nd form is closed and the original form is now visible. Is there ...more >>

I'm trying to execute a MOVE command via WebDav for my Hotmail account ( trying to move a message into my trash folder ). I'm getting an authorization exception. I am pretty sure that I'm not getting/setting the proper cookies. I was hoping someone out there may have an example of how to do a...more >>

Hello! I have an application that paint graphics in VB.NET. Each graphic is painted after a long calculation process. My problem is when another windows pass over my graphics or I resize the window all graphs disapear. How can I maintain the graphics? I use to draw the graphics lines...more >>

I'd like to be able to create a VB.NET application that is a single .EXE file -- obviously with the requirements that the .NET framework and any other dependancies are already installed on the PC. My previous efforts havn't been too successful. Any information would be greatly apprecia...more >>

Many function uses system constans like S_OK or RPC_E_NO_GOOD_SECURITY_PACKAGES... Where should I look for them? Propably it's obvious - but not for me... Please help zurg ...more >>

I have a class method that returns a DataAdapter. I want to access the table(s) contained in the DataAdapter. Of course, accessing the DataSets would be good enough, because I could get the tables from there. I can't find a way to do this. Am I missing something? Much obliged. ...more >>

Hi Friends I've developped a vb.net application. Now i want to deploy the application to an Windows 98/Me/2000/XP machine which donot have .NET Framework installed. Now I want to package my application and the framework into a single exe file. So that when the installation of my application star...more >>

Hi, well i've a problem and i don't know how to solve it. I wrote a function, which starts a Process for a user by using the API CreateProcessWithLogon. Afterwards i want to know if the process already ended and with what exitcode it has finished. So i created an process class object a...more >>

Hi friends I want to use the IP Address control which is avilable to VC++. So how can i use the ip address control in vb.net without using any third party controls ???? Thanx Mr Utkal Ranjan, New Delhi. ...more >>

Hi, Need fast help pls: Format (1 "###,###.##") = "1" <<<<----- OK! Format (0, "###,###.##") = "" <<<<----- WHY? How can I make this work with Zero? I need to use Format, otherwise it will be a time consuming work to process 0 in a If of some kind. -- Thanks in advance Ali Eghteb...more >>

Does anyone know why the ListControl base class doesn't have an Items property in Windows Forms, but does in Web Forms? This seems kind of pointless and is really annoying when trying to write a generic procedure for adding items to a ListControl in Windows Forms (I know I could use the DataSou...more >>

Why is it that people are ignoring me? What did I do? All I want is to get some help about closing a form after another opens. All of the options given to me do not work! Give me something that does work!!...more >>

Any chance MS will implement better UInt support in Whidbey? I'm tired of converting DWORDs into Int64s before I can use operators on them. C# does not suffer from this GLARING limitation. Thanks. ...more >>

Hello, My VB.NET application displays a Windows form in a panel on my main form. While my application has the focus, I want the form in the panel to have the "topmost" position, even if it is not the active form. Everything works as expected, but if the user selects another applicatio...more >>

I need a Browser Helper object written in VB.NET Please point me at a good example. Joe MCPx3 ~ Hoping this MSDN ng three day turnaround is true. Additional info: What is a BHO? In its simplest form, a BHO is a COM in- process server registered under a certain registry's key. Upon s...more >>

I have a class. I need to write a routine in this class, that loop through it's members (in a instance of the class) and concatenate all members values as string. I need to filter does members with a custom attribute (found a way), so only some of them are considered to be added to final string....more >>

Hi It possible to display a message box with possibility to print. thanks ...more >>

I wrote a simple VB.Net console application. It accepts command line parameters and creates a folder structure. It works on the local file system without a problem If I run the console app from a UNC or network share, I get a SecurityException on the following line: Dim args() As String = E...more >>

Hi I have about 1000 records of users to store.. I dont like the ideea of a database server... How to store does data in a structured way? An XML? How big can became such an xml, because I whould like to load it and search for data. Can I search for some data without loading all xml into memo...more >>

I have been programming (rather comfortably) in VB6 for about a year. I work almost entirely with databases. I have just purchased VisualStudio.Net and am trying to wade through the totally different database connections. I have read through numerous websites about it, but every example...more >>

Hi, I have a serious problem with VB.NET and a DataTable derived class and I can't figure out how to solve it. I have implemented it in C# where it works perfectly, but I can't port one statement to VB.NET and this is crucial: re-implementing ISerializable.GetObjectData() in the DataTable ...more >>

I generate pdf files on my server and allow users to access them via a browser and also email them. Most files work fine whether the user uses his browser or gets an email with a pdf attachment which he can then open with Acrobat. All my pdf files work fine via a browser, but some are corrupted ...more >>

I am developping multi-user windows application. i use Access database. user edit, add and delete data from database. Request: when an item is deleted ,added or modified by an user, all others user in the network which has application running should automatically see the change. in case of r...more >>

Hi! Using VB.Net I've created a Windows Service and it's installer. I need service to be interactive with the descop - I'm sure that's just something easy inside instaler (for example: Intreactive = True) but I simply can't find it... Anybody? It's very important for me - please help! ...more >>

Hi! I'm looking for unit-testing tools for .NET. Somthing like Java has --> http://www.junit.org regards, gicio ...more >>

Hello I'm looking for this: A custom attribute I can mark my class members as NonSerialised or something. After all marks are done, I whould like to write a method that can iterate through that members and do something with them... Any chance? -- Ceers, Crirus --------------...more >>

In VB6 I put a web browser control on my form to display web pages. In VB.NET, will there be any framework class for the job or I have to use the same web browser control? TIA ...more >>

What is the best way to control, from a VB .NET program, another apllication, for example a Windows service, written also in VB .NET, that has no user interface. The purpose is to create an user interface for another application. Thanks. "Equal bytes for women" ...more >>

no matter how i code it, there is always 3-5 second pause on retrieving data from an sql 2000 server. this pause only happens on the first try, after that every access is back to being normal. is there a known issue with this or am i doing something dumb? im using the following code: what im ...more >>

I am using an arraylist to process data....the unique problem i have run into is that if I delete one of the indexed values the arraylist is reindexed and i get an exception thrown. I need to start at the last item in the arraylist and go backwards....a for next loop doesnt seem to let me do thi...more >>

I would greatly appreciate if someone could shed some light on this. In a class inherited from CollectionBase, I have a function something like this: Public Function ToArray() As Widget() Return CType(MyBase.InnerList.ToArray, Widget()) End Function This is meant to retur...more >>

I need a good and tested obfuscator free...there is one available somewhere? -- Ceers, Crirus ------------------------------ If work were a good thing, the boss would take it all from you ------------------------------ ...more >>

I am somewhat new to VS.net in general. As a result I am prone to make mistakes. When adding some new feature to a a form it would be nice if I could back it up before trying something that might mess things up. Also, there are times when a new form is enough like an old one that the best way ...more >>

I want to alignment the text output. Some font(arial, Time New Roman, etc.) characters do not have the same width. Could anyone tell me which font has same width? Thanks....more >>

Is there any way to change the column that the Listview uses for the keypress event? Item 0 is the employee number, Item 1 is the Last name... I want the keypress to scroll through last name. Thanks! Matt ...more >>

Hi Friends I am quite familier with .NET also i am working ASP.NET for quite some time. I would like to learn network programming in .NET. I am new to network programming, i did not do any network programming till now. So where i should start from, coz the .NET SDK information expects some kin...more >>

i have a form1 and i put Datagrid1 on it and i want to change its column width and row hight ex: datagrid1.column(0).width=200 datagrid1.row(0).width=100 or datagrid1.allcolumnwidth=200 and datagrid1.allrow height=300 its not tru upstairs but how can i write that to see the datagr...more >>

How can I append a text file to another? Amajd...more >>

Does anyone know of a way to format this column at run time? I have a datagrid with one bound column plus the Edit, Update and Cancel buttons. When I press the Edit button, the text box surrounding my one column field does not size itself to the content returned from the database. i...more >>

Hi, This is my code and it works fine... Dim Conn As OleDb.OleDbConnection Dim Cmd As OleDb.OleDbCommand Dim Reader As OleDb.OleDbDataReader Dim i As Integer Conn = New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\SAMPLES\Northwind.mdb;Persist Security Info=Fal...more >>

Hi fellows, May be this is not the general discussion group but looking at the road map for development tools... please let me know whether its a good option to buy the visual studio 2003 when the microsoft is coming up with major new versions in 2004 and 2005, which will make us upgrade ...more >>

i want send e-mail usimg smtp server. i wrote this code: Dim wiadomosc As Web.Mail.MailMessage = New Web.Mail.MailMessage Dim config As Web.Mail.MailAttachment = New _ Web.Mail.MailAttachment(sciezka) wiadomosc.Attachments.Add(config) wiadomosc.From = "ktos@gdzie...more >>