I'm new to ASP.net and currently is writing a ASP.net application.
Question: i have try to use AddDays(-1) to get the day before the current day but how can i just get the particular day o...
I have an app that has been convierted from VB 6 to .NET. On one of the forms there is a MS Flex Gird that is being loaded from a recored set line by line. The RS that i am trying to load is 2...
I keep getting confused about multithreading. I've used it once or twice before with the BackgroundWorker, but only with a kind of hack - I set CheckForIllegalCrossThreadCalls to False. Now I'...
I am trying to run a progress bar based on the nymber of rows in a datagridview. I seem to not be getting a count, my progress bar does not run. Any ideas?
I have an autocomplete control, that after it executes looks up some data in a table based on the value of the textbox that was just filled (which is executed from the text box's on change eve...
I have a datagrid and would like to know what event fires when a cell is
changed?
I want to validate the data entered before going to the next cell. How can I do this?
I have seen the ...
I'm trying to display memo text in a box whereupon the user cannot select and copy the text out. I drew a textbox and set enabled = false but the text turned grey and hard to read:
...
Hi. When you delete a record that is being referenced by other tables, you will have a foreign key violation. The following code which is extracted from my project handles the error. I've got ...
I need a quick introduction or a how to...
I have a database on my local drive C:\DB.mdb
I need to be able to populate a list of fields from the database, edit, update, delete etc...
I have...
Ok.. I have no problems binding from a sql database to a control in asp.net, this time however i want to be do it in a win32 exe but i keep on running into brick walls.
In Asp.Net id use som...
When I am using NT Security to conect to a sqlserver database from a vb.net form using asp I get the following error:
Login failed for user '(null)'. Reason: Not associated with a trusted S...
**Help** Keep getting this error message when I try to run an ASP.Net application using a requiredFieldValidator control.
"Unable to find script library '/aspnet_client/system_web/1_1_4322/...
I have a form view with a check box list and several bound textbox fields. The form views datasource is a strongly typed dataset based on stored procedures in a sql database. The datasource ...
I have an ArrayList of objects that I want to display to the user. I've set the DataSource property of a DataGridView to be the ArrayList collection that I want, and this works fine.
The pr...
Hi,
I am converting a component from VB to VB.Net. The vb version uses ADOStream to convert text using charset UTF-8. I can do this in VB.Net but I have to include an Interop (Interop.ADODB.d...
How can I find the current CPU utilization using .NET (C#, or VB)?
I can use a single value giving an overall estimate, but I really need a way to get a list of currently running processes ...
I'd like to simply load a crystal report, pass in parameters, and print. I tried PrintToPrinter, but I got a database login failed and from research it seems that I have to set the printer wh...
I need some article explains exactly the differences between dotnet frmaework 1, 2, and 3?
I searched in google but I couldnt find great one.
Why when I download dotnet framework 3 it comes...
Dear all,
Do any one have the answer to the following questions :
1) How security is implemened in asp.net
2) In my website for eg. it has around 100 aspx. In that I want 20 aspx fil...
I am using the oledbadapter.fill function to import large .csv files into a VB.net DataTable and would like to show a progress bar.
Dim sConnectionString As String = "Provider=Micro...
Hi,
I need to import excel sheet datas into oracle database table using vb.net code(No Converter-tool needed). I need only the source code. pls help me.
How can I display more fields in my dataGrid. I am able to display the accno but I want to be able to display other fields from my query. I am reading from an array into the datagrid, and her...
I am using RichTextBox in VB.NET and loaded a file in it.I want to set the cursor in a specified line and also want to get the line number where the cursor is currently placed..Can anybody hel...
Hi everybody - I am trying to print barcodes in VB.NET. I have this xyz.ttf (TrueType Font File) that has the code39 barcode fonts. It would be really helpful if someone can help me figure out...
I'm using VB.NET
I'm creating List Boxes dynamically in code at runtime and I want the user to have the option to drag and drop these List Boxes to different Locations on the form
How do I d...
