Chapter 9 introduced dvdTracker, a program designed to keep track of your DVD collection. dvdTracker allowed you to enter a new DVD, as well as list all existing DVDs. dvdTracker’s biggest shortcoming was that it didn’t save the DVD information when it exited. If you ran dvdTracker, entered information on ten DVDs and then quit, your information would be gone. The next time you ran dvdTracker, you’d have to start from scratch.
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