A 7-day forward lens for the things I already track
I have a morning briefing that summarizes today (weather, todos, calendar, bills, sobriety counter). Useful. But it's only today, and it's spoken once on…
Read →TOPIC 0xAF·DYNAMODB
Category
dynamodb
8 posts tagged dynamodb.
I got the push but the chat was empty
Recurring complaint from myself: the assistant pushes a notification that it's done, I open the app, the conversation is there, the assistant bubble is…
Read →An on-this-day journal feature from 3,000 Day One entries
I exported 3,060 Day One journal entries as JSON, imported them into DynamoDB, and built an "on this day" widget for a home dashboard. Once it was…
Read →Adding email to the Memex (and a Dynamo pagination gotcha)
A few hours after shipping the Memex over iMessage and Signal, I added email. The interesting part wasn't the feature — it was a DynamoDB pagination bug…
Read →Auditing 22 references to GSIs that don't exist
A pre-release audit pass on a backend I run turned up 22 places where the code passed IndexName: foo-index to a DynamoDB query on a table where foo-index…
Read →Updating a DynamoDB row by the wrong key shape, for a year
A pre-release endpoint sweep on a backend I run turned up two 500s on the check-in respond and snooze endpoints. The cause was old: a composite-key table…
Read →Heartbeats were polluting my activity table
The phone in a side-project safety app posts a stationary_heartbeat every few minutes when it's not moving — so the server knows the device is alive even…
Read →Plaid to DynamoDB with read-time categorization
I wanted a personal-finance dashboard that I owned end-to-end. Plaid on one end, DynamoDB on the other, one Lambda in between, and categorization rules…
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