Blog

A deep dive into Redux's serialization requirements, why they exist, and practical solutions for handling files, functions, and other non-serializable data in your Redux store.

SSH isn't just about logging into servers. It's a complete remote access toolkit that powers everything from secure file transfers to tunneling through firewalls. Here's the deep dive into how SSH works, why it's designed this way, and how to master remote access and port forwarding.

How AWS built a zero-trust authorization system that scales to billions of requests without a single database lookup. An architectural deep-dive into pre-signed URLs, S3's design philosophy, and why Google chose a different path.

Ever tried creating an S3 bucket and hit the "already exists" wall — even though you can't find it in your account? Here's the story behind global uniqueness in S3, why AWS designed it that way, and what it means for naming strategies.

A real-world encounter with rate limiting on Twitter led me down a rabbit hole of understanding how services protect themselves from overload. Here's a comprehensive analysis of rate limiting algorithms with mathematical foundations, distributed implementations, and a production-ready NestJS solution.

A deep dive into Vite's bundling evolution and what Rolldown brings to the table.

A deep-dive into database connection pooling—why it's critical, how it works under the hood, and how to effectively tune and implement it in NestJS applications using PostgreSQL and MongoDB.

A deep dive into compilers and transpilers, their role in software development, and how they differ. Learn why both are essential and explore real-world examples of each.