Hour 12. Saving Data Between Requests

What You'll Learn in This Hour:

• How to securely store data in hidden form variables

• What sessions are and how they can be used to store information about a client

• How to store information that can be used by the entire application

Web programmers often need to keep track of data between user requests. For example, you'll often need to remember who the client is so that you can personalize the content or services.