I have the following problem: I have created the following SQL for my app. With the below shown code (Example 1) I am able to retrieve the records I need into dataset dsFind. Now however I want to do another search as in Example 2, this doesnt work and I get no records. However if I switch...more >>

Is there an easy way to flip the value of a boolean variable without first seeing what it's set to? ...more >>

I'm creating a small test application where I simply take the contents of an Access database and write it to an XML file (using Access' default XML). Once the file is written, I then run it through a transform which basically merges the contents of the database with a Word XML document instance. ...more >>

Can anyone please tell me how to encrpt string or any kind of Data. Also the Algorithm of Compression. Any Link tutorial etc. Like : Zip or RAR Formats etc. ...more >>

Hi.... There appears to be another way of checking if an object IsNothing in ..NET.....was wondering if this approach is better than the classic VB6 way of checking Is Nothing ? Example ****** Public Function IsNothing(ByVal ExternalObject As Object) As Boolean Try ...more >>

How to Add Images to Menu Items in .Net Sumit ...more >>

Are there any (truly) worthwhile grid controls available that sell for a LOT less than the $400-500 I've been seeing ? Thanks ... ...more >>

This is a request for assistance analyzing a problem we are experiencing in our VB6 development environment. All our code is developed in VB6, and our persistance layer is SQL Server. We are planning to convert this project to dot net sometime in the future. Our architecture is an exe projec...more >>

How to cast a System.Object type to a class instance? For example, Form1 has a Listbox. I create a custom class MyClass and add several instances of that class to the Listbox. When the user clicks the item displayed in the listbox, a new second form is instantiated, Form2. Form2 has ...more >>

I just wrote this in about 5 minutes, can someone have a look at it and leme know it this is a good way to do things like this? each item on the control is a object which has its own render method.. here's a link to my project source code. http://www.cyber-arts.com/download/hittestexample.zip ...more >>

does vb.net have a class that i can use to send and receive email and news groups from a windows form if so what is the class WStoreyII...more >>

Sorry if this is obvious to everyone (except me). I've done a Google search and I'm not seeing anything encouraging that addresses my issue. My very large multispecialty medical practice needs to alert various nurses and med techs - squirreled away in back offices - when an arrived parient ...more >>

there is an easy way to make a deep copy of an arraylist ? suppose I have an arraylist of COptions implements ICloneable I have need to overload the Clone() methode of a derived ArrayList (OptionsArrayList) And Overload the Clone() methode of my COptions There is an otherway to do deep co...more >>

Does anyone have same code on how the change the backcolor for a specific row in a windows form datagrid. Am using VB.net 2003? I was doing in on the individual gridtextbox but then it takes to long to repaint the grid. Any help would be greatly appreciated. --- Posted using Wimdows.net N...more >>

I need a function which converts minutes to day: for instance X(14400)=10 days X(14406)=10 days and 6 minutes Do we have such a function or I have to write it my self? ...more >>

Hi all, I have a bunch of VB and VC++ solution files. I would like to write a batch file that tells each solution file to "Rebuild All". To complicate things, I don't want to assume that Visual Studio is installed on the C drive (it may be installed on some other drive). Can this be done ea...more >>

How can I create a new vb.net project and add it to a SourceSafe database? We have one where all our vb6 projects are, and I want to include this project for other developers when they do a full get. Thanks, ...more >>

I have a VB.NET application that calls several other applications we wrote in C#. I want to make all these as MDI child of the VB.NET application.. how can I do this? Thanks VJ ...more >>

our form, when it is in read only mode has about 10 combo boxes on it, and a bunch of text boxes, now the text box has a read only property which makes the text black, but the combo box doesn't so we have to disable it to make it "readonly" but the text is gray on gray... which is hard to read fo...more >>

I have one VB.NET project, that outputs a "Mycomapny.exe" everytime I do a build. But I need it to output 4 different executables everytime I build. How do I archive this. I am looking at the Project Properties & the Configuration manager. The configuration manager lets me create any number con...more >>

I've done quiet a bit of VB programming using versions 5 and 6. Now I finally got my hands on .NET and all I can say is "I am soooo lost". Would appreciate it if you guys could help me out with some basic form operations. I've already figured out how to load new forms and do all of that, but...more >>

Hello, I'm able to encrypt a file with Rijndael (about 40 MB). Because it takes a little while, is it possible to display a progressbar that displays the duration while encryption or decrypting? How can I know how long the function of the framework is taking? Thanks. ...more >>

I need to search a server to see if files exist on that server or not. If the file does not exsit I need to write the filename to a text file, excel file, etc. what file acutally I have a list of files that I need to look for so my questions are 1. How can i read the file to get the list of ...more >>

I have this control that has no MouseEnter or MouseLeave events. How could I find out whether the mouse cursor is over that control or not? Is there an equivalent to the WindowFromPoint API function available in VB.NET? Regards, Blaz Ziherl blaz.ziherl@abraxas.si...more >>

Greetings, I'm trying to write an app that will reply automatically to a message received in Outlook 2002 as part of a Rules Wizard scripting call. I originally tried VBA, but discovered quite rapidly that Microsoft's attempts to secure Outlook against script execution has made this impossibl...more >>

Hi.. Can anyone please tell me how to move a form (using mouse) if its FormBordestyle is none. i.e form without title bar Sumit ...more >>

I have two virtually identical listbox controls on a tabPage in my application. I bind a small datatable to each one when a new project (my data) is selected from a treeview control (this works fine). When I select the first project, the data is retrieved without a problem and the datatables ...more >>

Hello, Sorry for the cross-posting, I first posted this message to the vb.6 NG (wrong group) <g>. Are there any add-in or tools out there (for VB.NET ) that would allow one to drag and drop database fields onto a form. (similar to the DataEnvironment in vb.6) ? I am looking for one that c...more >>

Using vb.net, I am attempting to copy a byte array buffer to a structure but need to specify an offset, in bytes, from the top of the structure. I have studied the Marshal class but it appears I can only specify the structure name......more >>

Hi, I am having a problem while trying to use a buffer in a Function call. I have ported the code from the MSDN documentation and it seems that the function expects a different type of input parameter than the one MSDN is configured for. I need some help to convert it. Here is the ported bl...more >>

Hi there, I need to add a click handler to a derived menu item class. I am using the same handler to handle all of the items in the given menu, but need to derive a new menu item class in order to store a little extra information for each item. Previously, I was writing: MyMenu.MenuItem...more >>

Need help with sample code to get list of files contained in zip file. TIA George. ...more >>

I have put a few topics in here bordering to this .. and I have spent about 1 day now on trying to add a style to my datagrid with other kinds of Columns than the default one... but I can't get it to work... please tell me what I need in order to make the control I'm adding to the DataGridTabl...more >>

How do you create an activeX dll (one that you can use in Microsoft access, Excel, or other Windows applications)? I've tried to use the Class Library, created the DLL, then used access to reference this dll, but when I do I get the error: "Can't add a reference to the specified file" Thanks in a...more >>

Here's an example of the code.. I have two combo boxes on screen that when one's selection is change the other's items will be updated to reflect the change (based on a relation) Private ds_formData As New DataSet ' ' Fill Line Of Business ' cmd_selectCommand.CommandText = "BENESP_GetLinesO...more >>

I remember in VB6 there was an option for calling a type of message/dialog box that takes a single value. How do I do this in .NET? ...more >>

I am doing a response.redirect to documents on the web server so the web user can view and save these to their local drives. However, I don't want the url for the path of the documents to show in the url bar. How can this be done? Is response.redirect the best way to do this? Thanks, Richa...more >>

Hi, I have a "Sibling Classes" issue: =B0 I have some Classes (forms) all Subclassed from = System.Windows.Forms.Form. =B0 I have Classes in which there is a Property "OwnerForm" (for = Components). That poperty must accept: =B0 System.Windows.Forms.Form =B0 Subclassed Form...more >>

I'm reading the help in VS 2003 about DataGridTableStyle and there's something called Mappingname but I can't figure out what that is For example if I bind a datagrid from db data is the mapping name the name of the Columns in the database or is it something else? /Lars ...more >>

I have found information about how to create res files but how do I create a resource file for VB.NET (*.resx files)? Joy...more >>

I am trying to integrate a C# and aspx pages together in a project.. When I try to transfer to a C# page from a aspx file it doesnt like it. I thought that I could have both type of pages in a project.. Am i wrong or do i need to set something for this to work? Thanks in Advance HS ...more >>

I want to validate a value in a cell in a datagrid (windows forms) and I want to do it when the USER LEAVES the cell. I have only found the CellChanged but that happens when you move TO a cell... /Lars ...more >>

I have A.exe that should catch the return code of B.exe (both are written in VB.net) so A.exe can continue processing other commands. but A.exe cannot catch B's return code so an exception is not thrown as the program should. here's my code for A.exe procEXE = Process.Start(PROGRAM_NAME procEXE...more >>

If I'm to make a Listview with a list of files, then how can i get the associated icon to match the file?? Meaning I need the Windows Explorer icons to be the same as in my listview. I can manage everything except getting the icons need help Richard ...more >>

I would like to draw a chart with bars. Is there an easy method, or what's the method to draw a simple pixel? Stefan ...more >>

In vb6, to get the command line you would use strCommand = Command() How do you do this in vb .net? I found in the help file to use: Dim commands As String = Microsoft.VisualBasic.Command( but when I try, there is no Command after VisualBasic Thanks in advance!...more >>

(Type your message here) i want to know the function of repeater -------------------------------- From: shaz hadi ----------------------- Posted by a user from .NET 247 (http://www.dotnet247.com/) <Id>o9M+/ZAuYkipXM8Eha0BgA==</Id>...more >>

how can I extract an icon from a fil for example this sentence "F:\WINDOWS\System32\shell32.dll,3" how can I extract icon nr 3 from the shell32.dll?? I found some code for VB6 that might have worked in VB6, but it's been changed in VB.NET, it was some API-calls, and drawing on componont...more >>

Wondering if it is possible to send a xxx.PNG file directly to a printer without having to load it into a windows form, picturebox, ect... If so how do you do it Thanks in advance Kent...more >>

I know that by using the event key word you cant create and event and then a delegate to hanld that event my question is how does one tell the computer what defines the event say for example (completely hypothetical situation ) that i wanted to create an event that was triggered anytime the lette...more >>

I'm making a utility similar to MSConfig, I've found it easy enough to obtain the startup items from the registry for the current user and local machine... but what about the Startup folder on the Start Menu? I've found there are 2 system variables that could help me but.. what is the proper w...more >>

hi I am using a vb6 application that receives events from a COM server. When I run the VB6 application from the ide, all the events are received. but when a standalone exe is made and executed no events are received from the COM server. Kindly bail out, Regards yetty ---------------------...more >>

Is it possible to program the use of the VS .NET Command Prompt? -- http://www.standards.com/; See Howard Kaikow's web site. ...more >>

Hi, I just started working with MS Visual DotNET VB. I know programming but VB not yet, and I am completly new to windows forms. I want to write an application that consists of only one window, and then there will be 3 different buttons, when you click on one, then there comes the next selecti...more >>

I was playing with a COM example in an article at the MSFT web site. This resulted in a DLL, call it x.dll, getting registered. When I was done, I tried to unregister the dll using regasm /u path\x.dll Got an error, don't recall the text of the error. So my fat fingers went into regedi...more >>

If the input time (not the system time) in a textbox is 16:00 or 4 PM how do I subtract 15 minutes and get 3:45 PM? If the input time is 12:15 AM how do I subtract 30 minutes and get 11:45 PM? As a side note: I began by parsing 16:00 and using timeserial() to produce 4:00 PM. My output te...more >>

I have developed a windows application in VB.NET and now want to take parts of it and put it on the web, so although I understand all about datasets etc, I know little about web development My issue is that I have a grid bound to a dataset, and I have a text box under the grid where users can ente...more >>

tmrLoadDefaults Sub is called from the Form_Load Sub. Now I need to also call it from my RetrieveGame Sub. How do I deal with the required arguments? tks, P ...more >>

hello, i have to create my own proxy server in vb.net as a project in my training period. is there anyone who can help me? information about which classes i could use in vb.net would be great even advice on how to create it or code would be great thanks Greetz Sandra...more >>