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Madhusudansingh Rathore Portfolio

Overview

Madhusudansingh Rathore Portfolio

Home
About
System Design
System Design
- Overview
- Message Queues
API Fundamentals
API Fundamentals
- Overview
- Protocols
  Protocols
  - REST
  - HTTP
  - Status Codes
  - GraphQL
- RPC
  RPC
  - RPC (gRPC, tRPC)
  - IPC
- RTC
  RTC
  - WebSockets
  - Server-Sent Events
- Design Patterns & Cheat Sheet
Generative AI
Generative AI
- Overview
- Fundamentals
  Fundamentals
  - LLM Fundamentals
  - Prompt Engineering
- RAG
  RAG
  - Overview
- LangChain, LangGraph, LangSmith
  LangChain, LangGraph, LangSmith
Learnings
Learnings
- Database
  Database
- Prisma & Kysely
  Prisma & Kysely
- Authentication-Authorization
  Authentication-Authorization
- Go
  Go
  - Refresher
  - Trivia
- Python
  Python
- DSA
  DSA
  - DSA
Miscellaneous
Miscellaneous
- Quick Reference
- Fastify VPS Scaling Guide
VPS Must Know
VPS Must Know
- Overview Overview
  Table of contents
  - In This Section
- UFW
Nginx
Nginx
- Intro
- Setup
- Rate Limiting
- Logging

VPS Must Know

Practical things to know when running your own VPS — security, networking, and operations, built from real-world server troubleshooting.

In This Section

UFW — firewall and iptables fundamentals as a pragmatic, interview-ready cheat sheet.