Feature flags are debt with an expiration date you must actually enforce. Most production incidents start as a small assumption nobody wrote down. Small pull requests get real reviews, large ones get approvals.
Details
If the error message does not say what to do next, it is half an error message. The best architecture diagram is the one the new hire can redraw from memory. Small pull requests get real reviews, large ones get approvals.
Naming things well saved us more time than any framework migration. Tests are documentation that fails loudly when it goes stale.
Getting started
We wrote the migration twice: once to learn, once to ship. We measured first, and the bottleneck was not where anyone expected. Our on-call rotation improved the day we deleted half of the alerts.
Caches are easy to add and surprisingly hard to remove. A boring deploy pipeline is a feature, not a lack of ambition.
Going further
The fastest query is the one you never send, but the second fastest has a good index. If the error message does not say what to do next, it is half an error message. Tests are documentation that fails loudly when it goes stale. Caches are easy to add and surprisingly hard to remove.
If the error message does not say what to do next, it is half an error message. A boring deploy pipeline is a feature, not a lack of ambition.
Our on-call rotation improved the day we deleted half of the alerts. A boring deploy pipeline is a feature, not a lack of ambition.
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