Writing & thoughts

What Actually Happens If You Reply to no-reply@? Does no-reply@ Actually Have an Inbox?

A technical look at why transactional email comes from an address nobody is listening to.

The Problem With "All or Nothing" in Distributed Systems: Saga vs 2PC Explained With Real-Life Analogies

Distributed transactions and distributed locks — comparing the Saga pattern and Two-Phase Commit through real-life analogies.

Understanding "Quantisation" with Examples and Analogies: Public Notebook

A public notebook breaking down quantisation in AI and LLMs using examples and analogies.

Ensuring High Availability — Infrastructures Design

Designing highly-available infrastructure — multi-node computing, load balancing, and database resilience.

JWT Signatures in Production: How Trust Is Actually Verified Behind Stateless Auth

USB-C Reversible Signals & Lane Switching: The Genius of CC Pins

গো (Go) রুটিনে এরর হ্যান্ডলিং ও আইডিওম্যাটিক (Idiomatic) প্যাটার্ন

Taming the Go Goroutine Flood: Why You Need a Semaphore

From NAT to WebRTC: How the Internet Finds a Way to Connect Us

MongoDB Cursors: Experiencing With Analogies

A Slice of Humility: Discovering Go Generics in the slices Library

Included Redis to Minimize Huge Cost on GCP (GCS) Per Hit

Docker

Docker Swarm

Loopback

Packet Tracing

Redis on GCP to Reduce Cost