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Discover insights, tutorials, and best practices from the world of development, AI tools, and technology trends. Articles from my blog and external platforms.

10 JavaScript One-Liners That Replace Entire Libraries
javascript
javascript
javascript
libraries
Santosh Shelar Jan 22, 2026
1 min read
JavaScript vs TypeScript: Which One Actually Scales Better?
scaling
scaling
scaling
typescript
Santosh Shelar Jan 16, 2026
1 min read
ChatGPT on Your Laptop — No Internet Needed (Ollama + Python)
python

ChatGPT on Your Laptop — No Internet Needed (Ollama + Python)

ChatGPT on your laptop without internet? Yes, it’s possible with Ollama, a local LLM (Large Language Model) that runs right on your machine. In this article, I’ll show you how to set up Ollama and use it with Python to create your own local ChatGPT experience.

python
python
ollama
Santosh Shelar Jan 08, 2026
5 min read
My Angular App Became 5× Faster. I Just Deleted RxJS
frontend

My Angular App Became 5× Faster. I Just Deleted RxJS

In this article, I’ll share how I improved the performance of my Angular application by removing RxJS and leveraging Angular Signals. By simplifying state management and reducing complexity, I was able to achieve a 5× speed boost in my app’s performance.

frontend
frontend
angular
Santosh Shelar Jan 04, 2026
5 min read
TypeScript Best Practices You’re Probably Not Following (But Should)
frontend

TypeScript Best Practices You’re Probably Not Following (But Should)

In this article, I’ll share some essential TypeScript best practices that can significantly improve your code quality and maintainability.

frontend
frontend
coding
Santosh Shelar Jan 02, 2026
4 min read
Coding Rule #1
The Solution Appears 5 Minutes After You Stop Trying
Medium

Coding Rule #1 The Solution Appears 5 Minutes After You Stop Trying

In this article, I share a personal coding rule that has helped me overcome challenges and find solutions more effectively.

Medium
Santosh Shelar Jan 02, 2026
1 min read
Dependency Injection: From Confusion to ‘Oh, That’s It?’
typescript

Dependency Injection: From Confusion to ‘Oh, That’s It?’

In this article, I’ll demystify dependency injection (DI) and explain how it works in a simple and straightforward way. Whether you’re new to DI or have been struggling to grasp the concept, this guide will help you understand its purpose and benefits in software development.

typescript
typescript
backend
Santosh Shelar Dec 29, 2025
6 min read
Build Your First AI Agent with Python in 20 Minutes
artificial-intelligence

Build Your First AI Agent with Python in 20 Minutes

In this article, I’ll guide you through the process of building your first AI agent using Python. We’ll cover the basics of AI agents, set up the necessary tools, and create a simple agent that can perform tasks autonomously. By the end of this tutorial, you’ll have a functional AI agent up and running in just 20 minutes.

artificial-intelligence
artificial-intelligence
automation
Santosh Shelar Dec 28, 2025
5 min read
The RxJS Guide I Wish Someone Gave Me When I Started
web-development

The RxJS Guide I Wish Someone Gave Me When I Started

In this article, I’ll share the essential RxJS concepts and best practices that I wish I had known when I first started using it. Whether you’re new to RxJS or looking to deepen your understanding, this guide will help you navigate the world of reactive programming with confidence.

web-development
web-development
programming
Santosh Shelar Dec 27, 2025
7 min read

Showing 10–18 of 28 articles

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