박효인 · PARK HYOIN
I write down what I build — and where I get stuck.
Notes on what I learn and build.
72
Posts in English
2022.10 — 2025.12
Embedded HW · SW
3
Products I ship & run
89
Posts in Korean
Publishing activity
2026-06-21 — 2026-09-24 · 63 posts Less More
Recent posts
All 72 → 25 Aug 2026 Studying the Port Domain #4 — Identifiability, and Public Data Is Just a Record K-뉴딜 아카데미 — 스마트항만 · 해양물류 데이터 실무 25 Aug 2026 Studying the Port Domain #3 — Transshipment Is About Connecting Time and Space K-뉴딜 아카데미 — 스마트항만 · 해양물류 데이터 실무 25 Aug 2026 Studying the Port Domain #2 — Import/Export Processes and Identifiers K-뉴딜 아카데미 — 스마트항만 · 해양물류 데이터 실무 25 Aug 2026 Studying the Port Domain #1 — What Containerization Changed, and Smart Ports K-뉴딜 아카데미 — 스마트항만 · 해양물류 데이터 실무 23 Aug 2026 Data Engineering Study #1 — Coffee and coffee Are Different Values 데이터엔지니어링공부 5 Aug 2026 Real-Device Testing on App-in-Toss — Stuck on Direct Phone Connection, Solved with ait deploy 트러블슈팅 4 Aug 2026 Feature-by-Feature Study #2 — JWT Authentication: An Access Pass the Server Doesn't Remember 백엔드 공부 일지 30 Jul 2026 Studying by Feature #1 — Session-Based Authentication: Why Doesn't HTTP Remember Me? 백엔드 공부 일지