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"A journey of a thousand miles begins with a single step." -Chinese Proverb

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PCA From Scratch: Compress Data, Keep the Signal

PCA From Scratch: Compress Data, Keep the Signal

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1 min read
Vector Databases: Search by Meaning, at Scale

Vector Databases: Search by Meaning, at Scale

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1 min read
Day 1 launch numbers and why I'm ignoring the upvote count today

Day 1 launch numbers and why I'm ignoring the upvote count today

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1 min read
Build a tarot reader in Node.js with an open 78-card dataset (no scraping)

Build a tarot reader in Node.js with an open 78-card dataset (no scraping)

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3 min read
Three Rounds of Training Turn a Word-Predictor Into a Chatbot. None of Them Are Magic.

Three Rounds of Training Turn a Word-Predictor Into a Chatbot. None of Them Are Magic.

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7 min read
최소한의 Git 가이드

최소한의 Git 가이드

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2 min read
I Rebuilt GitHub's Contribution Graph in CSS Grid

I Rebuilt GitHub's Contribution Graph in CSS Grid

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1 min read
Reranking: Retrieve Fast, Then Reorder Precisely (Better RAG)

Reranking: Retrieve Fast, Then Reorder Precisely (Better RAG)

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1 min read
Two-Factor Auth Isn't the Shield You Think It Is.

Two-Factor Auth Isn't the Shield You Think It Is.

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4 min read
Learning Midnight: nothing goes public by accident

Learning Midnight: nothing goes public by accident

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2 min read
Week 7: My First Agorithms.

Week 7: My First Agorithms.

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10 min read
I Thought Coroutines Were Enough. (Flow, StateFlow, MutableStateFlow)

I Thought Coroutines Were Enough. (Flow, StateFlow, MutableStateFlow)

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4 min read
Python for Beginners — Part 7: Modules, Errors & Files

Python for Beginners — Part 7: Modules, Errors & Files

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6 min read
Understanding Statistical Distributions and Their Impact on Data Science

Understanding Statistical Distributions and Their Impact on Data Science

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4 min read
How I Automated My LeetCode Tracking to GitHub (and Added Live Streak Cards)

How I Automated My LeetCode Tracking to GitHub (and Added Live Streak Cards)

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1 min read
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