Implementing SSOT-Compatible JWT Authentication in NestJS with RSA Keys
Learn how to implement secure JWT authentication in NestJS using RSA keys and a JWKS endpoint while maintaining Single Source of Truth principles.
Blog Posts
The blog posts I've written for you.
Why 0.1 + 0.2 != 0.3 in Programming and How to Fix It
Learn why 0.1 + 0.2 != 0.3 in programming, understand floating-point arithmetic issues, and discover solutions for precise decimal calculations.
How Computers Understand Time
Learn how computers track and understand time through Unix timestamps, time zones, and NTP synchronization.
Understanding Preload, Prefetch, and Preconnect for Faster Websites
Learn how to optimize website performance using preload, prefetch and preconnect resource hints, with practical examples and best practices.
How Do Browsers Decide How to Render Content Based on Content-Type?
Learn how browsers handle content types and render different payloads like HTML and JSON, exploring the technical bridge between frontend and backend.
What is a CSRF Token and How to Implement It in Go
Learn how to implement CSRF token protection in Go using the Gorilla middleware. A complete guide with code examples and best practices.
Implementing Role-Based Access Control (RBAC) in Flask with SQLite: A Comprehensive Guide
Learn how to implement Role-Based Access Control (RBAC) in Flask using SQLite. A complete guide with code examples and best practices.
Throttling in Backend Development
Learn how to implement backend throttling to protect your APIs, improve performance, and ensure fair usage with practical Node.js examples.
Understanding HTTP 304, ETag, Cache-Control, and Last-Modified with Go
Learn how to implement HTTP 304 responses, ETags, and caching headers in Go to optimize your web server's performance and reduce bandwidth usage.
HTTP Redirects 301, 302, 307, 308 Explained
Learn the key differences between HTTP redirect status codes 301, 302, 307, and 308, and how to use them correctly for SEO and user experience.
Why Does CORS Exist? A Brief History of Cross-Origin Policies
Learn about CORS, its history, and how to properly configure cross-origin requests to build secure web applications.
Understanding Connection: Keep-Alive and HTTP/1.1 vs HTTP/2 Differences
Learn the key differences between HTTP/1.1 keep-alive and HTTP/2, and how these protocols impact web performance, CDN delivery, and user experience.