Learn by Doing: Tutorials with Dinesh Nair

I create practical, example-driven tutorials on REST APIs, Flask, PostgreSQL, and a wide range of technical subjects.

🚀 Click any category to expand and explore related tutorials:

Python

• Getting Started with Python
• Casting in Python
• Lists, Dictionaries, Tuples, and Sets
• Classes and Objects

Postman

• Introduction to Postman
• Obtaining Authorization
• Sending Requests

Flask

• Getting Started with Flask
• First REST API Using Flask
• Web Page Using Flask and PostgreSQL
• Flask-RESTx API with Swagger Doc

FastAPI

• FastAPI: Sync vs Async Performance
• FastAPI with PostgreSQL and Swagger Doc

PostgreSQL

• SQL Joins
• Aggregate Functions
• User-Defined Functions
• Access Control
• Benefits of PostgreSQL Views
• Query Faster with Indexing

Doc Formats

• Markdown
• reStructuredText
• Swagger API Design and Doc

Vale

• Creating Your First Style Check
• Using and Extending a Standard Style
• Enhancing Spell Checks with Custom Lists

AI

• Introductory Flask AI Application
• AI-Driven User Guide Chatbot

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✨ Featured

• 📌 Using Markdown
• 📌 First Style Check with Vale
• 📌 Introduction to Postman
• 📌 Swagger API Design and Doc
• 📌 First REST API Using Flask
• 📌 FastAPI with PostgreSQL and Swagger Doc
• 📌 Benefits of PostgreSQL Views
• 📌 Introductory Flask AI Application
• 📌 AI-Driven User Guide Chatbot