February 2014
Beginner
1248 pages
62h 25m
English
Content preview from Java™ How To Program (Early Objects), Tenth Edition
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Answers to Self-Review Exercises
a) False. String objects are compared using operator == to determine whether they’re the same object in memory.
b) False. String objects are immutable and cannot be modified after they’re created. StringBuilder objects can be modified after they’re created.
a) s1.equals(s2)
b) s1 += s2;
c) s1.length()
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.