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(blog 'zezin) · Oct 17, 2022

The day Alpine broke exponentiation

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A few jobs ago, I was migrating the test suite of a Ruby app from CircleCI to Jenkins —don't ask, it's usually the other way around—and faced a weird unit test failure related to a different exponentiation operation. This post tries to shed some light on what went wrong. Prologue In CircleCI, a Rails app used Ubuntu to run its test suite. Jenkins ran the lighter Alpine docker container with the…

Read on /wrong-pow/

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