Chapter 8
Saving Time and Money: Reusing Existing Code
In This Chapter
Adding new life to old code
Tweaking your code
Making changes without spending a fortune
Once upon a time, there was a beautiful princess. When the princess turned 25 (the optimal age for strength, good looks, and fine moral character), her kind father brought her a gift in a lovely golden box. Anxious to know what was in the box, the princess ripped off the golden wrapping paper.
When the box was finally opened, the princess was thrilled. To her surprise, her father had given her what she had always wanted — a computer program that always ran correctly. The program did everything the princess wanted and did it all exactly the way she wanted it to be done. The princess was happy, and so was her kind, old father.
As time went on, the computer program never failed. For years on end, the princess changed her needs, expected more out of life, made increasing demands, expanded her career, reached for more and more fulfillment, juggled the desires of her husband and her kids, stretched the budget, and sought peace within her soul. Through all this, the program remained her steady, faithful companion.
As the princess ...
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