I've been reading about delegates and don't see how this answers my question?

hm I don't see how inheritance shows me how to make a List(of abstractClass) and fill it with DerivedClass and then use DerivedClass operatons?

I have a superclass NetworkTest and 3 derived classes PingTest, Pop3Test, SMTPTest. I want to create a big list of all the tests, like this:


Dim Tests As New List(Of NetworkTest)

Dim...

I have an abstract class NetworkTest and some derived classes PingTest, SMTPTest, and POP3Test. Each Test class overrides a Run() function and has it's own private member variables.

I have a txt...

Ah, this does exactly what I want!

http://www.vbdotnetheaven.com/UploadFile/mahesh/MultiColumnListViewControl04252005023924AM/MultiColumnListViewControl.aspx

Not sure if the colors can be...

Hm I tried setting AutoSizeMode to GrowAndShrink and docking was indeed off, but still getting a really goofy result:
http://rpi.edu/~doriad/TableLayoutPanel.zip

I'd be all for a...

(As a warning - if at any point you think "umm why don't you just use X to get your 2 column display - I'm all for that! This is the only way I came up with).

I want to end up nice looking display...

I have two functions: GetDayTime and GetLunchTime. From some places in the program, all I have is the associate name and a date and I want to determine these quantities. So I just query the...

I got it to work... shouldn't have been this difficult to figure out.

The key was to use the filter() method of the binding source, rather than setting the DataGridView datasource to the select()...

So you can actually change the row index of a row in a table?

I mentioned I tried calling acceptchanges after deleting the row with no change, which does seem odd?

I have a delete button which does this:

TTDataSet.PunchEventTable.Rows(dgvData.SelectedRows(0).Index).Delete()


The problem is that if I delete row 0 (the 0th index in the...

I'm not sure how to do this, but looks like this is what you want:
http://www.devx.com/vb2themax/Tip/18773

I have a program with about 20 forms, almost all of which use the data from a tables in a dataset (from a datasource I added to the project). So I have made a global variable in a module:


Public...

I have a typed datatable that I am viewing part of with a datagridview


dgvData.DataSource = TTData.PunchEventTable.Select(FilterString, SortString)


My question is how do I delete the row...

I am trying to make a simple demo of a DataGridView bound to a database table. I want to add a row, delete a row, and save the table.

I used the IDE to do just about everything. It created the...

Please wrap your code in code tags.

I think you have to explicitly define an update command for the data adapter.

I agree, I have been unable to find anything good about this so far!