Hi Hope someone can give me some input to this question. I'm currenty considering to more actively learn dotnet development. 2 years ago I spent some time learning VB.net, but haven't been using for over a year and a half.. Should I continue with VB.Net, or should I learn C#? For me, the mo...more >>

Hi, I am developing an application that produces various printed reports. I use my own custom print preview form and it works pretty well. What I'd like to do to improve it is to allow the user to be able to either print the preview like it does currently, or give them the option to attach ...more >>

I checked my color printers's Printersettings.SupportsColor, which all showed false. What is wrong that I could not use this property. Also, what other way to detect if a printer is color printer. TIA ...more >>

I would like to export earnigs of employees from datagrid to EXCEL. for example: __________________________ |..name.............|..money...............| ----------------------------------- |..John..............|..100$.................| |..Mary.............|...150S...............| ----------...more >>

I have problem. I have application which is connected to MS SQL base on my computer. It works perfectly. I tried to move application on other computer and it says that server doesn't exist or acces denied :-( http://img259.echo.cx/my.php?image=baza4qk.jpg What is the best method to conn...more >>

Hi all, I've a window form application with 3 forms. I want to catch the security exception when users run this application from a network share, thus I've made this code (I've notice that excpetion has been throw by initializecomponent()): Try InitializeComponent(...more >>

Private Sub TreeViewFolders_DoubleClick(ByVal se... If TreeViewFolders.MouseButtons <> MouseButtons.Right Then If, as above, I try to check which mouse button caused the DoubleClick I get TreeViewFolders.MouseButtons =None Is there a way in TreeViewFolders_DoubleClick to deter...more >>

I'm continuing work on getting my VB6 plug-ins to work within my VB.NET application and am making reasonable progress. I've just experienced an error that has me a bit worried though. Many of my plugins use non-modal forms to present data to the user. They typically open the form and then us...more >>

I found the following code snippet in the help but it doesn't seem to compile. Dim debugger As EnvDTE.Debugger Dim IsDebugging As Boolean debugger = DTE.Debugger If (debugger Is Nothing) Then MsgBox("Debugger doesn't exist! Fatal error.") ...more >>

I'm attempting to dynamically load an assembly from a windows service. However, i'm having problems when the service runs... he is the line of code that causes the error: dim loAssembly as Assembly = Assembly.LoadFrom("SomeDLL.dll") I have a test windows Form that i use when developing servi...more >>

I can't figure out what to use to be able to receive a file via a modem in Vb.Net? The requirement is that users can dial in and send an ascii file using a modem. Anyone know where I can find some sample code for this type of stuff? In VB6 we could get 3rd party controls but I can't find ...more >>

We always have to have an area code but user does not always have to dial the long distance digit 1 before the area code. When user does not have to make long distance call the phone number our format is like (450) 123-4560. When he does have to make a long distance call its like 1 (450) 123-456...more >>

Hello: My program displays a Datagrid which is populated from an excel file. It is done to show the end user a sample file. How can I reference the excel file in the program connection string so that it can read it from the application folder after install. I guess my question would be, ho...more >>

Hi, I would like to know how to parse the following xml string using vb.net? currxml=" <employee><address_2></address_2><assignments><assignment><assigned_bargaini ng_unit></assigned_bargaining_unit><assigned_department></assigned_departmen t><assigned_locations><assigned_location></assigned_...more >>

hello, i have a question of threads, im making some tests, and i want to get a value of a variable inside a thread, but i want to retrieve from outside of it.. was it clear? 'when i clic the button its start the thread. completes a variable in the class, and starts. Private Sub ...more >>

I am currently using ASP.Net / VB.Net to partially upload the first 100K of a CSV file to programattically extract the header information for field mapping against our database and for a test sample of records to check some validation before entire file is uploaded. (Files can be HUGE) Questi...more >>

I'm using the streamreader stuff. I know how to write and append, but I don't know how to get VB to return the number of lines that there are in the sequential access file that I'm working with. Example: I've written 40 lines to the file. I know that, but how do I get the computer to tell m...more >>

We will need to migrate a select few apps to VB.Net. At this point the schedule is quite flexible. Any opinions as to whether we should start now with VB.Net 2003 or wait for VB2005? TIA, -- Al Reid ...more >>

Hi EveryBody: I create directory by using the general formula that is : Directroy.CreateDirctroy("C:\windows98") and I want to make this dirctroy out of reach, I dont want any body to find it, so I use file attributes to hide it, but as you know any one can go to tools menu and go to fo...more >>

Greetings, I am experiencing a problem similar to that mentioned in <a href="http://groups-beta.google.com/group/microsoft.public.dotnet.languages.vb/browse_thread/thread/a4ca8746b3de09c2/3a24082f15010830?q=controls+vanishing&rnum=1#3a24082f15010830">this post</a>, which is too old for me to re...more >>

Hi All, As an ex VB6 developer I find ADO.Net has go HORRIBLY complex. I don't want disconnected recordsets, I just want to run a query on an Access DB(SELECT ID FROM Blah WHERE...) to see if the record exists. How do I do this AS SIMPLY AS POSSIBLE?...more >>

Hi, I can't figure out which cast I should do (using DirectCast) to solve this one : Dim aRow1 As Array dtData.Rows(nRow2).ItemArray = aRow1 Option Strict On disallows implicit conversions from 'System.Array' to '1-dimensional array of System.Object'. Thx ...more >>

Is it poor practice to have one custom library depend on another custom library? For example, my data manipulation library depends on my replication library, which in turn pulls serial data out of an XML file. ...more >>

Hi, I have a datagrid which datasource is a dataset. I want to add a spin button to my form so that when the user click on the up arrow, the selected row in the grid will be moved up by one (same if the user click the down arrow). Has anybody done that before ? Is it possible ? It seems quite h...more >>

Hello, I'm reading a line froma text file that has words separated by a comma. Any ideas on how I can parse through the string and store the individual words? also, any tutorials out there on the data grid. I'd like to display the words after they're parsed using the data grid. Any help is ...more >>

Hi , How's the book I've just ordered via Amazon.com , "Teach Yourself Microsoft Visual Basic .NET 2003 in 21 days" by SAMS ? did people here read it ? Thanks in advance , Lior . ...more >>

Dear all, From forum, I found some constants definition like Const ERROR_SUCCESS = 0& Const ERROR_BADDB = 1009& I wonder what is the meaning for sign & here? -- Best regards, RL ...more >>

Hi, I have a form that when opened in the designer appears of the screen. The form selector can't be dragged (or resized) and if I scroll right and down to centralise it the form simply jumps further away, completely leaving the selector box area. Any ideas? VS 2003 and VB.Net This i...more >>

I'm developing a wrapper around a series of VB6 plugins that I now want to be able to run in my VB.NET application. Everything is working fine, except I can't find a way to get the Class_Terminate from the VB6 classes to fire when I've finished with the objects. In VB6, these obviously fire...more >>

Hello, I want to abort a thread when form closed, but system will hang using the code below sometimes. ***************************************************** Private Sub frm1_Closed(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Closed If ScanThread.ThreadState <> Thre...more >>

Hi, How can I retrieve something from Registry ? ...more >>

I'm working on a project using VB.NET where the customer is very fussy about accessibility. One of the requirements that I'm trying to meet is that tables should have a summary, for example (and I've taken this from http://diveintoaccessibility.org/day_20_providing_a_summary_for_tables.html): ...more >>

Dear All : How to create control array class in vb.net and how to use loop method so that add all button of cuurent form into collection class Thanks ...more >>

hi, all In VB 2005 Beta i cant find dataGrid control in the toolbox, instead DataGridView is available. What is the differance between the two ? How can i get dataGrid Control? Thanks irfan ...more >>

How to determine whether local user has a password? Thank you ...more >>