Understanding OAuth2 and OpenID Connect

Updated: 04/26/2025

OAUTH2 and OpenID Connect are popular Authorization and Authentication mechanisms and a lot of confusion around these standards.

In this article, we will unravel the OAUTH2  and OpenID Connect standards through hands-on demonstration of the various flows using the Keycloak OAuth Server.

Here is the link to the article:

Understanding OAuth2 and OpenID Connect

Enjoy 😉 !!!

Quick Primer on Model Context Protocol (MCP)

In this primer, we will provide an overview of the the emerging standard Model Context Protocol (or MCP) specification for building Agentic LLM apps AND get our hands dirty with some code samples using Ollama and LangChain.

Here is the link to the article on MCP:

Quick Primer on Model Context Protocol (MCP)

Enjoy 🙂 !!!

Deep Learning – Convolutional Neural Network

In this next part of the Deep Learning series, we will explain how a Convolutional Neural Network (CNN) model works and use PyTorch for a practical demonstration to classify images of digits using the MNIST dataset.

Here is the link to the article on Deep Learning using CNN:

Deep Learning – Convolutional Neural Network

Enjoy 🙂 !!!

Quick Tip :: JetBrains DataSpell Fix – Markdown Appears Blank

For the users of JetBrains DataSpell IDE for all AI/ML notebook work, if the Markdown appears blank, try the following steps to fix:

    1. Navigate to Main Menu -> File -> Invalidate Caches…
    2. Check the item ‘Delete embedded browser engine cache and cookies’
    3. Click on ‘Invalidate and Restart’

Hope this tip helps others looking for a solution !!!

 

Quick Tip :: Running Text-to-Image Diffusion Model on a Local Machine

In this short quick tip article, we will demonstrate how one can run the ‘Flux.1-Schnelltext-to-image Diffusion model on a local machine (either a desktop with 16gb NVidia GPU or an Apple Silicon Mac) to generate an image given an input prompt.

Here is the link to the short quick tip article:

Quick Tip :: Running Text-to-Image Diffusion Model on a Local Machine

P.S: This is the 400th article post on PolarSPARC !!!

Happy New Year – Enjoy 🙂 !!!