I am trying to implement use of ListBox with SelectionMode="Extended". I have implemented something I would have thought should work, but there are obvious problems with it. Perhaps somebody can have ...

This repository will be the Advanced and most complete for Object Oriented Programming. The repository will serve both beginners and advanced learners to understand advanced concepts of OOP. The ...

A WPF ListBox lets you display data created and stored in a SQL table. You must query the SQL database, and you use the retrieved data set to populate the ListBox items. The SQL table can contain one ...