Archives
- 03 Feb Case Study: Designing a Real-Time Chat System
- 02 Feb Case Study: Designing a News Feed
- 30 Jan Case Study: Designing a Distributed Rate Limiter
- 29 Jan Case Study: Designing a Notification System
- 28 Jan Case Study: Designing a URL Shortener
- 27 Jan System Design Is a Way of Thinking
- 26 Jan A System Design Walkthrough (Putting It All Together)
- 25 Jan Designing for Change (Why Systems Fail Months Later)
- 24 Jan Observability (Knowing What Is Actually Happening)
- 23 Jan Rate Limiting (Fairness Under Abuse)
- 22 Jan Authentication vs Authorization (Trust Comes Before Permission)
- 21 Jan Event-Driven Architecture (When Time Matters)
- 20 Jan Synchronous vs Asynchronous Systems (Why Waiting Is a Design Choice)
- 19 Jan API Design (Contracts Over Code)
- 18 Jan Monolith vs Microservices (Why This Question Usually Shows Up at the Wrong Time)
- 17 Jan Graceful Degradation (Designing Useful Failure Instead of Total Collapse)
- 16 Jan Circuit Breakers (Stopping Cascading Failure Before It Spreads)
- 15 Jan Timeouts, Retries, and Backpressure (Why Slow Failures Are More Dangerous Than Crashes)
- 14 Jan Sharding (How Systems Split Data — and Why It’s Harder Than It Looks)
- 13 Jan Replication (Why Copying Data Improves Resilience — and Introduces Disagreement)
- 12 Jan Read-Heavy vs Write-Heavy Systems (Why Optimizing One Often Hurts the Other)
- 11 Jan Databases vs Caches (Why Some Systems Decide — and Others Just Remember)
- 10 Jan CDN (How Caching Goes Global — and Why Geography Matters)
- 09 Jan Consistency Models (Why Different Users See Different Truths - and Why That’s Sometimes Okay)
- 08 Jan Cache Invalidation (Why Making Things Fast Is Easy — Keeping It Correct Is Hard)
- 07 Jan Caching (Why Some Requests Never Reach Your Servers at All)
- 06 Jan Reverse Proxy (The Silent Middle Layer Most Systems Rely On)
- 05 Jan Why I Built a Tool That Refuses to Auto-Post
- 05 Jan Load Balancing (How the System Decides Who Handles Your Request)
- 04 Jan System Design Foundations — How the Pieces Fit Together
- 04 Jan Client–Server Model (Who Does What, Really?)
- 03 Jan Stateless vs Stateful Systems (Why Memory Changes Everything)
- 02 Jan Single Point of Failure (How One Small Thing Can Bring Everything Down)
- 01 Jan Horizontal vs Vertical Scaling (Growing Out vs Growing Up)
- 31 Dec Scalability vs Performance (Why Faster Isn’t Always Bigger)
- 30 Dec Latency vs Throughput (Why Fast Systems Still Feel Slow)
- 29 Dec What Is System Design? (First Principles)
- 28 Jun Implementing Rate Limiting in Express
- 25 Jun How to Work with Cookies in Express
- 18 Jun How to Implement Session Management in Express
- 04 Jun How to Use Environment Variables in Express
- 01 Jun The DRY Principle: Keeping Your Codebase Clean and Efficient
- 01 Jun How to Use Middleware in Express
- 28 May How to Implement Routing and Error Handling in Express
- 21 May How to Serve Static Files with Express
- 14 May Handling HTTP GET and HTTP POST Requests in Express
- 07 May How to Create a Basic Express Application
- 12 Mar An Introduction to ES6 Classes in JavaScript
- 08 Mar Web Scraping Node Js
- 08 Feb Managing Static Files and Assets in Flask
- 04 Feb Unlocking the Power of Promises in JavaScript
- 01 Feb Working with Flask's Request and Response Objects
- 29 Jan Default Function Parameters in JavaScript: A Guide
- 25 Jan Handling Form Data with Flask
- 22 Jan Destructuring Assignment in JavaScript: Tips & Best Practices
- 18 Jan Rendering HTML Templates with Flask
- 15 Jan A Guide to String Interpolation in JavaScript
- 11 Jan Creating and Running Your First Flask Application
- 08 Jan Arrow Functions In Javascript
- 07 Jan Asynchronous Programming in Node.js: Callbacks, Promises, and Async/Await
- 05 Jan Node.js Modules: A Comprehensive Guide
- 04 Jan Setting up a Flask Development Environment
- 03 Jan Understanding the Basics of Node.js and its Architecture
- 01 Jan Understanding var, let, and const
- 01 Jan Getting Started with Node.js: Installation and Setup Guide