Notes from the other 10%.
Most of what we build never leaves the ground. These are notes from the part that does, and from what it taught us about the rest.
Subscribe with RSSWhat shipping software on an LRU actually changes
Software installed in an aircraft as a line-replaceable unit inverts modern app development: no updates, fixed hardware, and a boot that has to be right every time.
Read the noteOffline-first isn't a feature in a cabin. It's the floor.
At 40,000 feet there is no cloud to fall back on. What that constraint does to state synchronisation, command acknowledgement, and every optimistic UI pattern you have ever shipped.
Read the noteCorrect by construction: data models that survive an audit
Most schemas are designed for the queries you have today. Regulated platforms need one designed for the questions an auditor will ask in three years, without paying for it in throughput.
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