Afterword
Writing this book—and keeping it up to date—has been a humbling experience. It has taken far longer than I had predicted or than I would like to admit. And, of course, it’s not finished yet. Despite my best efforts and those of the technical reviewers, editors, and many other talented folks, a book this size is bound to contain errors, omissions, and passages that are less clear than they might be. Do let us know if you happen across any of these things; you can view and submit errata through the book’s catalog page. Subsequent editions will incorporate changes sent in by readers just like you!
It has been said that you don’t really know something until you’ve taught it. I have found this true of lecturing, and I find it equally true of writing.
I tell my students that when Java was very young, it was possible for one person to study hard and know almost everything about it. After a release or two, this was no longer true. Today, nobody in their right mind would seriously claim to “know all about Java”—if they do, it should cause your bogosity detector to go off at full volume. And the amount you need to know keeps growing. How can you keep up? Java books? Java magazines? Java courses? Conferences? There is no single answer; all of these are useful to some people. Oracle and others have programs that you should be aware of:
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For many years, JavaOne was the dominant conference on Java, put on by Sun Microsystems and briefly by Oracle, then shuttered for a few years. ...
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