anna

Writes about web performance.

Small pull requests

Easier to review, safer to ship

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  • programming
  • teams

Choosing a queue

When a table is enough

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  • databases

Time zones are hard

Store UTC, show local

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  • programming

Dark mode in CSS

prefers-color-scheme and tokens

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  • web
  • design

Feature flags done right

Clean up after yourself

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  • programming

Debugging memory leaks

Heap snapshots in practice

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  • performance

Testing in production

Why it is not as scary as it sounds

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  • testing

Caching without tears

A practical guide to HTTP caching

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  • web
  • performance