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The Dangerous Trap of AI for Junior Developers The Library is Temporary. The Language is Permanent. 🛑 Using AI to generate code you don'
What is a Compile-Time Exception? A compile-time exception (also called a checked exception) is an error that occurs before the program r
This is a classic "Enterprise Migration Trap." You are caught between a Legacy Runtime (Java 8) and a Modern Toolchain (Sonar/Tekton) that requires a
1.Sum of Digits Example: 123 → 1 + 2 + 3 = 6 --> add all digits of a number Formula sum(n) = (n % 10) + sum(n / 10) java public
Azure AD B2C provides a robust, cloud-based identity management solution that offers secure authentication, multi-factor authentication support, and s
I'm not a game developer. I'm a Web developer addicted to side projects, and one afternoon I had a thought: instead of spending months building a game
It's 2:03 PM. A flash sale just started. In the warehouse, an operator is entering incoming orders into the management system. He types a quantity, m
Introduction In this blog, I will walk through how I built a full-stack User Authentication System using React for the frontend, Spring Boo
Building a Discord bot in Java is easy. Keeping it clean as it grows is the hard part. You start with a few commands, and then: logic starts mixin
File upload in Spring Boot looks simple… until it starts breaking. At first, it’s just one endpoint. Then suddenly: file logic spreads across your
Building a file upload API in Spring Boot looks simple… until it isn’t. You start with one endpoint, and suddenly: file paths are scattered everywh
https://medium.com/@christopherpaulraj003/jupyter-notebook-with-java-5119c064ba13 Java in Jupyter is useful because it brings interactive coding to
Background Result Learning TODO Add other headers Background During my career break that I started in 2025, I started exploring the eve
In modern software development, writing code is not just about making things work — it’s about writing code that is clean, reusable, and scalable. Th
Most JWT authentication setups in Spring Boot work... until they don’t. You ship fast, everything seems fine, and then: tokens stop validating secu
1. Introduction Both Interface and Abstract Class are used to achieve abstraction in Java, but they differ in: Design purpose Implementat
1. Introduction Abstraction is one of the core concepts of Object-Oriented Programming (OOP). 👉 It means hiding internal implementation de
Java is a high-level, platform-independent programming language used to develop secure and scalable applications. Features of Java 1) Simp
What is an Exception? An exception is an unwanted or unexpected event that occurs during the execution of a program, which disrupts the normal flow o
Introduction In part 1, we introduced our sample application. In part 2, we measured the performance (cold and warm start times) of the Lam