Introduction to LangChain: Concepts, Models & LLM Integration

A comprehensive introduction to LangChain explaining its core concepts, supported model types, and hands-on integration with Ollama LLMs, chat models, and embedding models.

December 29, 2025 · 3 min · 561 words · Nirajan Khatiwada

DRF Fundamentals: Installation, Views & Serializers

A comprehensive guide to getting started with Django REST Framework, creating views, and handling data with serializers.

January 12, 2025 · 15 min · 3156 words · Nirajan Khatiwada

Django Fundamentals: Installation, Project Structure & Views

Master core Django concepts including project structure, app creation, URL routing, views, static files management and more. A foundational guide for Django REST Framework.

January 1, 2025 · 7 min · 1487 words · Nirajan Khatiwada

Asyncio Day 1: Concurrency Concepts & Event Loop

Day 1 of Asyncio series. Deep dive into concurrency concepts, OS-level sockets, and the mechanics of the Python Event Loop.

November 21, 2024 · 8 min · 1550 words · Nirajan Khatiwada

Python Basics for Beginners: A Complete Guide

A comprehensive guide to Python programming fundamentals covering core concepts for beginners.

November 20, 2024 · 6 min · 1270 words · Nirajan Khatiwada

Python Lists & Slicing: The Complete Guide

A one-stop guide to understanding Python lists, from basic indexing to advanced slicing techniques.

October 20, 2024 · 4 min · 642 words · Nirajan Khatiwada

DRF Serializer Fields: Validation & Types

Detailed reference for DRF serializer fields, including usage examples and input validation techniques.

January 13, 2025 · 3 min · 630 words · Nirajan Khatiwada

Django Models Guide: Database Setup, Fields & Migrations

Deep dive into Django Models covering field types, model options, database configuration, migrations, and model methods. Essential knowledge for database operations in Django.

January 2, 2025 · 7 min · 1304 words · Nirajan Khatiwada

Python Data Types: A Comprehensive Guide

An in-depth look at Python data types, exploring their usage and importance in programming.

November 19, 2024 · 17 min · 3594 words · Nirajan Khatiwada

Singly Linked Lists in Python: Implementation & Operations

Step-by-step implementation of Singly Linked Lists in Python, including standard operations and interview questions.

October 21, 2024 · 6 min · 1105 words · Nirajan Khatiwada