---
title: "Deepak Kumar Jain (@djtonk) | Hashnode"
description: "Software Engineer. Read the latest articles by Deepak Kumar Jain on Hashnode."
url: "https://hashnode.com/@djtonk"
---

@djtonk

# Deepak Kumar Jain

@djtonk · Jaipur · Joined August 2020

Software Engineer

[Website](https://thoughtcopy.com/)

### [Azure Front Door with Azure App Service: A Practical Guide](https://thoughtcopy.com/azure-front-door-with-azure-app-service-a-practical-guide?utm_source=hashnode&utm_medium=feed)

Introduction Modern cloud applications require: Low latency High availability Global routing SSL termination DDoS protection Web Application Firewall (WAF) Azure Front Door (AFD) is Microsoft'

7 min read · [thoughtcopy.com](https://thoughtcopy.com/azure-front-door-with-azure-app-service-a-practical-guide?utm_source=hashnode&utm_medium=feed)

[Aug 18](https://hashnode.com/posts/azure-front-door-with-azure-app-service-a-practical-guide/6a841cda7e8e229ef04dacc6)

### [Comprehensive Guide to Understanding CORS](https://thoughtcopy.com/comprehensive-guide-to-understanding-cors?utm_source=hashnode&utm_medium=feed)

This document details why Cross-Origin Resource Sharing (CORS) acts as a browser-level sandbox and demonstrates how data flows between clients and servers during CORS restrictions. 1. Why Postman Wor

3 min read · [thoughtcopy.com](https://thoughtcopy.com/comprehensive-guide-to-understanding-cors?utm_source=hashnode&utm_medium=feed)

[Aug 18](https://hashnode.com/posts/comprehensive-guide-to-understanding-cors/6a841c339b4fae8550701efc)

### [ASP.NET Core Configuration Guide](https://thoughtcopy.com/asp-net-core-configuration-guide?utm_source=hashnode&utm_medium=feed)

ASP.NET Core Configuration Guide Overview ASP.NET Core uses a layered configuration system where later sources override earlier ones for the same key. Configuration Priority Order Priority Source

7 min read · [thoughtcopy.com](https://thoughtcopy.com/asp-net-core-configuration-guide?utm_source=hashnode&utm_medium=feed)

[Jun 17](https://hashnode.com/posts/asp-net-core-configuration-guide/6a3244c44e0b1dc9e652f5e1)

### [How to Modernize Legacy Delphi Applications with a Hybrid Approach](https://thoughtcopy.com/how-to-modernize-legacy-delphi-applications-with-a-hybrid-approach?utm_source=hashnode&utm_medium=feed)

Modernize legacy Delphi apps by enhancing UI, improve maintainability, enable APIs, and achieve cross-platform capabilities using a hybrid approach

4 min read · [thoughtcopy.com](https://thoughtcopy.com/how-to-modernize-legacy-delphi-applications-with-a-hybrid-approach?utm_source=hashnode&utm_medium=feed)

[Mar 10, 2025](https://hashnode.com/posts/how-to-modernize-legacy-delphi-applications-with-a-hybrid-approach/67ceb3e18df77e67ca931105)

### [Working with EF Core pipeline](https://thoughtcopy.com/working-with-ef-core-pipeline?utm_source=hashnode&utm_medium=feed)

Customize and extend EF Core behavior with the EF Core pipeline for efficient database interactions in .NET applications

3 min read · [thoughtcopy.com](https://thoughtcopy.com/working-with-ef-core-pipeline?utm_source=hashnode&utm_medium=feed)

[May 7, 2024](https://hashnode.com/posts/working-with-ef-core-pipeline/6639c6e4495e0eb9067d0902)