There’s an old saying in IT: garbage in, garbage out. In essence, it means that if you enter nonsense data into a computer system, the results of any processing will also be rubbish. Fortunately, LightSwitch makes it easy for you to ensure that users can enter only clean data.
In this chapter, you’ll learn how to do the following:
This chapter extends the HelpDesk application and shows you examples of how to apply validation rules. When a manager attempts to save an engineer ...