Articles with built-in memory
Read once. Remember forever.
Learn by building. Remember what matters.
What are the three components of the attention mechanism?
Query, Key, and Value
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Why can't JWTs be revoked once issued?
The token is self-contained — no server-side state to invalidate
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When is SQLite a viable production database?
Single server, read-heavy workloads where your data fits on one machine
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What should API names describe?
Behavior from the user's perspective, not the internal mechanism
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You forget 80% of what you read within a week
In 1885, Hermann Ebbinghaus discovered that memory decays exponentially after learning. Without review, most of what you read — articles, books, documentation — fades within days. Hours spent reading, gone.
Memory cards change that.
How it works
Read
Deep-dive articles on engineering topics — systems design, databases, distributed systems, and more.
Review
Memory cards embedded in every article test your recall on the key concepts.
Remember
Spaced repetition schedules reviews at the perfect moment, right before you forget.
Topics
One article. Five memory cards. Every week.
A newsletter that helps you remember.