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The Heisenbug: a software bug that seems to disappear or alter its behavior when one attempts to study it.[0] They're rare, but they do happen. [0] https://en
by jbotz 5y ago
The Heisenbug: a software bug that seems to disappear or alter its behavior when one attempts to study it.[0] They're rare, but they do happen.
[0] https://en.wikipedia.org/wiki/Heisenbug https://en.wikipedia.org/wiki/Heisenbug
- maicro 5y agoMy favorite, which I unfortunately never dug into enough (/don't remember the solution), was a bug in some horrible pile of Javascript that only raised an exception _if the developer console was open in the browser_. So on a normal refresh, everything goes fine, but as soon as you open the console to diagnose or inspect something else, bam, now you've got _two_ issues...
- RattlesnakeJake 5y agoLOL, my current favorite is the one where our site session dies once the Dev Tools are opened in IE11 (but only on Windows 10). It makes debugging a serious pain. (Yes, we’re still supporting it for some reason)