Small observations from the work.
Shorter thoughts on naming, performance, infrastructure, data, and the decisions that become clearer after shipping.
- 001 bookmark
Deno Deploy Sets the Earlier Deadline
Deno Deploy's six-month shutdown window and the runtime's year of maintenance call for separate migration plans.
2 min - 002 principle
Removing a Row Should Not Lose Keyboard Focus
Deleting a list item should preserve the keyboard user's place, with a deliberate focus destination after the interface updates.
2 min - 003 principle
Documentation Should Answer the Next Customer Action
A guide is complete when customers can verify the outcome they came for and know what to try when it fails.
2 min - 004 principle
Configuration Is Input, Too
Validate deployment settings at startup so missing, malformed, and out-of-range values produce clear failures instead of accidental behavior.
2 min - 005 principle
An Async Job Needs a Receipt
When a request starts background work, return enough information for the caller to track its outcome.
2 min - 006 principle
Privacy-by-design starts with deciding what not to collect
Privacy-first analytics begins with a clear purpose for every event and property, not with collecting everything and justifying it later.
2 min - 007 principle
Latency budgets are design tools
The 200ms budget is not only an SRE metric; it shapes what the interface can promise and when it should ask the user to wait.
3 min - 008 principle
Naming is part of system design
A system is only as clear as its worst name. Renaming is refactoring, and the cost of postponing it compounds across every boundary.
3 min - 009 experiment
Streaming rows changed the way the table was read
Replacing pagination with streamed rows was not only a speed experiment; it changed how people scanned, paused, and trusted the data table.
4 min - 010 bookmark
Most cache bugs are invalidation bugs
A cache can make a correct answer fast, but it cannot decide by itself when that answer stopped being true.
3 min - 011 principle
Prefer boring infrastructure and interesting product
The exciting parts of a stack are rarely where the product creates value; dependable infrastructure gives the team room to make the product distinctive.
3 min - 012 experiment
Every migration needs a road back
Writing the reverse path forces a team to understand compatibility, information loss, and the data that must survive a failed release.
4 min