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Understanding DispatcherServlet in Spring MVC: The Heart of Spring Web Applications

June 12, 2025June 12, 2025devsinghgaurav.1144@gmail.comLeave a Comment

Understanding DispatcherServlet in Spring MVC 🔄 Understanding DispatcherServlet in Spring MVC: The Heart of Spring Web Applications If you’re diving into Spring MVC, one class you’ll encounter at the very core is DispatcherServlet. It might sound like just another servlet, but it’s actually the central piece of Spring’s web MVC framework. In this blog post, […]

Understanding the CASE Statement in SQL (With Real Examples)

June 11, 2025June 11, 2025devsinghgaurav.1144@gmail.comLeave a Comment

“Smart queries make smart data insights — and the CASE statement is your Swiss Army knife in SQL.” What is the CASE Statement in SQL? The CASE statement in SQL is used to apply conditional logic inside queries. It’s similar to if-else in programming and allows you to return different values based on conditions. You […]

How to Create and Customize Dense, Borderless QR Codes in Python

August 6, 2024November 11, 2024devsinghgaurav.1144@gmail.com1 Comment

QR codes have become a staple for fast and convenient sharing of information—whether it’s a URL, text, or contact details. Using Python, you can easily generate QR codes, customize them, and make them dense or even borderless to suit specific needs. This guide will walk you through the steps to create dense QR codes, adjust […]