blog
Blog & Writeups
Notes from the lab, projects, security topics and hands-on guides.
Fine-Tuning Gemma 2B with QLoRA: Building Poppit AI
How I turned Google's Gemma 2B into my own assistant: 4-bit NF4 quantization, LoRA on the attention projections, TRL's SFTTrainer, and a FastAPI + vanilla-JS chat stack around it.
Case Study: Building a PWA Coaching Platform Without a Framework
The Sri Prayag Classes coaching PWA, installable app shell, offline-first service worker, deep course taxonomy, and a Cloudflare edge in front of a custom domain.
Case Study: A Local-SEO-Driven Clinic Website with a Real Booking Funnel
The Gupta Dental Care build, Bootstrap 5 grid, IntersectionObserver scroll reveals, a symptom-to-booking funnel, and schema.org local-business markup aimed at Kushinagar.
Case Study: Multi-Route Static Architecture on the Vercel Edge
How the Kashyap Tutorial portal is structured: static multi-page routing, a data model for results and faculty, a demo-booking flow, and a dual-domain vercel.app + custom CNAME setup.
Case Study: Institute Site with Mock-Test Performance Analytics
The Infinity Classes build, a static multi-page institute site where a mock-test flow turns attempt data into topic-level weak-area diagnostics, served from the Vercel edge.
Understanding and Preventing Cross-Site Scripting (XSS)
A practical guide to identifying, exploiting, and defending against DOM-based XSS vulnerabilities in modern web applications.
A Student's Guide to Network Traffic Analysis with Wireshark
Learn how to capture, filter, and analyze network packets using Wireshark, the essential skill for any aspiring cybersecurity professional.
Building a Virtual Cyber Range: Home Lab Guide
Set up your own cybersecurity home lab with VirtualBox, Kali Linux, and vulnerable target machines for safe, legal hands-on practice.
How I Built a Full-Stack News Aggregator with PHP and MySQL
A walkthrough of my News Aggregator project, pulling articles from NewsAPI, storing them in MySQL, and serving a clean feed with user accounts.
Live Compiler Pro: Building a Real-Time Code Editor with WebRTC
Behind the scenes of Live Compiler Pro, real-time collab rooms, live chat with photo sharing, and WebRTC-based code editing in the browser.
Files Shorter: A Client-Side File Organizer for Google Drive
How I built a zero-server file uploader that organizes uploads into Google Drive folders by subject, using just HTML and JavaScript.
Security Showcase: Demonstrating XSS Prevention in the Browser
A deep dive into my Security Showcase project, a hands-on demo of DOM-based XSS attacks and the defense techniques that stop them.
Building a Secure Banking & Shopping System in Python
The story behind my Python desktop application featuring transaction processing, user authentication, and inventory management with security at its core.