Head First Object-Oriented Analysis and Design

Chapter 1. Well-Designed Apps Rock: Great Software Begins Here

So how do you really write great software? It’s never easy trying to figure out where to start. Does the application actually do what it’s supposed to? And what about things like duplicate code—that can’t be good, can it? It’s usually pretty hard to know what you should work on first, and still make sure you don’t screw everything else up in the process. No worries here, though. By the time you’re done with this chapter, you’ll know how to write great software, and be well on your way to improving the way you develop applications forever. Finally, you’ll understand why OOA&D is a four-letter word that your mother actually wants you to know about.

Rock and roll is forever!

There’s nothing better than the sound of a killer guitar in the hands of a great player, and Rick’s Guitars specializes in finding the perfect instrument for his discerning customers.

Just a few months ago, Rick decided to throw out his paper-based system for keeping track of guitars, and start using a computer-based system to store his inventory. He hired a popular programming firm, Down and Dirty Coding, and they’ve already built him an inventory management ...