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Xandr-Tech
Xandr-Tech
Our latest thoughts, challenges, triumphs, try-again’s, most snarky and profound commit messages. Our proudest achievements, deepest darkest technical debt regrets (just kidding, maybe). All the humbling yet informative things you learn when you try to do things with computers.
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The scredis Driver Malfunctions in Pathological Environments

We experienced a recent outage here at AppNexus surrounding an ephemeral user session store. This is a story of how visibly correct code can still fail in unexpected ways.


Pyrobuf — A faster Python Protobuf library written in Cython

Pyrobuf is an alternative to Google’s Python Protobuf library that is written in Cython and that offers better performance (roughly 1.5–2x faster), Python 3 support, and simple serialization/deserialization to JSON and native…