Zap Java bugs before they bite with PMD

Even with just its built-in rules (which are quite extensive), PMD will almost certainly find some real problems in your code.

Even with just its built-in rules (which are quite extensive), PMD will almost certainly find some real problems in your code. Some of them will be minor, but some won't be. PMD, an open source static analysis tool, can be a worthwhile addition to your bug-zapping arsenal. Elliotte Rusty Harold explains how to use PMD's built-in rules and your own custom rule sets to improve the quality of your Java code.

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