Debugging Tools—Obvious and Not-So-Obvious
You can do much of the detailed, brain-busting work of debugging with debugging tools that are readily available. The tool that will drive the final stake through the heart of the defect vampire isn't yet available, but each year brings an incremental improvement in available capabilities.
Cross-Reference
The line between testing and debugging tools is fuzzy. See Test-Support Tools for more on testing tools and Chapter 30 for more on software-development tools.
Source-Code Comparators
A source-code comparator such as Diff is useful when you're modifying a program in response to errors. If you make several changes and need to remove some that you can't quite remember, a comparator can pinpoint the differences ...
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