PJW questions

• Can't clear a Winforms-ListBox
• TSQL Delete Using Inner Joins
• C# Changing Column Headers in DataGridView
• Where to store Connection String
• The parallel data warehouse (PDW) features are not enabled
• Entity Framework Connection String in App.Config
• Changing Appearance of Null / Empty Image on DataGridView
• Trying to Programmatically Create & Open a new Outlook Email
• DataGridView Event to Catch When Cell Value Has Been Changed by User
• Create Duplicate SQL Database for Testing

PJW answers