for example i have 4 columns in the listview namely name,age,year and grade. the problem is this, how can i display an error message when i click the row when the grade = "fail" . help me please thank you :)
Private Sub ListView1_Click(sender As System.Object, e As System.EventArgs) Handles ListView1.Click
'Refernces the selected record
If IsNothing(ListView1.SelectedItems) = False Then
For Each sItem As ListViewItem In ListView1.SelectedItems
If sItem.Subitem(3).Text.ToLower() = "fail" Then
Catch ex As Exception
MsgBox("There was a problem referencing the entry!" & vbCrLf & ex.Message)
I have a 2d matrix with dimension (3, n) called A, I want to calculate the normalization and cross product of two arrays (b,z) (see the code please) for each column (for the first column, then the second one and so on).
the function that I created to find the ...
Hi. I have a form with list box : lst_product, datagridview : grd_order and button: btn_addline. lst_product has a list of product ids selected from database (MS Acess 2013) , grd_order is by default empty except for 2 headers and btn_addline adds rows to grd_order.