How to perform 'Parallel Append to File' in VisualBasic.
' Task: Parallel Append to File
' Language: VisualBasic
Sub parallel_append_to_file()
' Implementation for Parallel Append to File
Dim result = ...; ' Initialize variable
' TODO: Implement core logic here
' Step 1: Prepare data
' Step 2: Process Parallel Append to File
Console.WriteLine("Done");
End Sub