Corrections to Chapter 3 of Java Secrets, Classes, Strings, and Arrays

p. 81: Figure 3-5 is an unnecessary duplicate of Figure 3-4. The correct figure is below:

p. 105: A colon is missing from the first line in the last code example. It should read:

StringBuffer sb = new StringBuffer("Count is: ");

p. 108: The word polymorphic should be changed to the word overloaded everywhere it occurs on this page.

p. 124: In Listing 3-2 in the push() method, theStack.addElement(item) should be theStack.addElement(o)