Stories by the2ndfloorguy

System behind Instagram trending hashtags

Internals of Database Indexing

Show HN: I built nodekeeper – a lightweight nodemon alternative

Show HN: Rakshak – A simple tool to trace exposed PII

Should I store JWT tokens in IndexedDB?

Show HN: I built a fake VS Code to browse live cricket score in office

Daily Coding Challenge #32 – Remove Outermost Parentheses

Daily Coding Challenge #31 – Check If Numbers Are Ascending in a Sentence

Daily Coding Challenge #29 – Product of Array Except Self. [Facebook Interview]

Daily Coding Challenge #28 – Convert 1D Array into 2D Array

Daily Coding Challenge 27 – Minimum Moves to Convert String

Daily Coding Challenge #26 – Two Out of Three

Side Hustles

How Instagram computes real-time trending hashtags?

Client Side Load Balancing

Generating unique IDs in a distributed environment at high scale

Implement WhatsApp like End-to-end encryption

Handpicked System Design Resources

My Coding Diary

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