Debugging Java Streams with IntelliJ

Streams are very powerful and can capture the gist of your intended functionality in just a few lines. But, just…

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Why debugging in production is so tempting?

Debugging in Production Why debugging in production is so tempting? In one of my first jobs, one of the tasks…

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Supercharged jstack: How to Debug Your Servers at 100mph

A guide for using jstack to debug live Java production servers jstack is like U2 – it’s been with us since the…

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Write an auto-debugger to catch Exceptions during test execution

Previously I have stated that there are some exceptions you would always want to keep an debugger breakpoint on for.…

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Hunting a Random Bug – A True Story

A few weeks ago, I finished a bug hunt for the RapidFTR open source project, which took me three evenings.…

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Fixing Bugs that can’t be Reproduced

There are bugs that can’t be reproduced, or at least not easily: intermittent and transient errors; bugs that disappear when…

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Bug Fixing – to Estimate, or not to Estimate, that is the question

According to Steve McConnell in Code Complete (data from 1975-1992) most bugs don’t take long to fix. About 85% of…

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Fixing Bugs – if you can’t reproduce them, you can’t fix them

‘Generally, if you can’t reproduce it, it’s almost impossible to fix’. Anonymous programmer, Practices of Software Maintenance, Janice Singer Fixing…

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Debugging the JVM

In some (rare) cases you might find yourself in the situation that you managed to crash the JVM itself. I…

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