CS Notes

Recent writing

Database Indexing
Apr 20, 2026
- database
- binance
Database Search
Apr 19, 2026
- database
- binance
Real User Monitoring
Apr 19, 2026
- software_engineering

I share real-world lessons from building scalable systems at Jump Trading, Binance, and running mission-critical cloud ops at GovTech and Singapore Air Force. No fluff, just practical takeaways, hard-earned fixes, and deep dives that matter.

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18 words, 1 min read
Last updated on Jul 23, 2023
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software_engineering
cs2030s

Xinyang YU

Purpose

Add flexibility to the program without changing codes behind the Abstraction

Achieved with

Inheritance

Polymorphism

Closure

Monad

Mentioned by

Abstraction

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GitHub

CS Notes

Recent writing

Database Indexing

Database Search

Real User Monitoring

Explorer

Code for Change

Mentioned by

Graph View