Blog
Insights, tutorials, and thoughts on web development, programming, and technology.
Featured Posts
Featured
AI
Healthcare
OpenAI
An AI-powered healthcare web app that helps patients book and manage appointments using chat and real-time speech-to-speech conversations.
Raj Sharma
8/23/2025
7 min read
Featured
OpenAI
Realtime
WebSockets
A behind-the-scenes look at building a real-time mock interview system using OpenAI Realtime API, Next.js, Node.js, WebSockets, and audio streaming — including the tricky bugs and how they were fixed.
Raj Sharma
11/25/2025
10 min read
All Posts
Next.js
React
A beginner-friendly guide to setting up and building scalable applications with Next.js using JavaScript.
React
Interview Prep
A complete beginner-friendly guide to the top 10 React interview questions with simple and detailed answers explained step by step.
TypeScript
JavaScript
Day 1 of learning TypeScript step by step. Covers core types, arrays, union types, tuples, and includes beginner-friendly quizzes right after each section.
TypeScript
JavaScript
Day 2 of learning TypeScript step by step. Covers enums and functions with typed parameters, return types, optional/default params, and includes beginner-friendly quizzes with hidden answers.
TypeScript
Interfaces
Day 3 of learning TypeScript step by step. Covers type aliases, interfaces, differences, and includes beginner-friendly quizzes with hidden answers.