Vb Net Lab Programs For Bca Students Fix -

To accept a number and determine if it is prime.

: Demonstrating the use of Try...Catch blocks for "Divide by Zero" or other runtime errors. Database Connectivity (ADO.NET) : vb net lab programs for bca students fix

– uninitialized objects. Always check that you’ve used the New keyword when declaring object variables. To accept a number and determine if it is prime

Good: Dim age As Integer; Integer.TryParse(txtAge.Text, age) Fix #2: Database "Provider Not Registered" (ADO.NET) vb net lab programs for bca students fix

When using MessageBox.Show() for errors, tell the user what went wrong and how to fix it. “Error” is not helpful. “Please enter a positive number” is helpful.

: If your database connection fails with an "OleDbProvider is not registered on the local machine" error, change your project target CPU from Any CPU to x86 (or x64 depending on your Microsoft Office installation).