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The annoying part of full stack development is finding the same rule in three places. The app checks a field, the server checks it slightly differen
Every SQS queue and SNS topic has a message size limit. When a payload is larger, the usual answer is the claim check pattern: put the payload in S3,
How to Build a Self-Hosted AI Code Review Pipeline with Spring Boot and GitHub Webhooks AI-assisted code review is becoming increasingly useful for c
Object-Oriented Programming (OOP) is a programming style that organizes code around objects—things that contain both data and actions. The four core
What is Constructor? -->Constructor provides information about, and access to, a single constructor for a class. -->A constructor in Java is a specia
A method in Java is a block of code that performs a specific task. Methods help us reuse code, reduce repetition, and make programs easier to understa
Stop Losing Chunk Context: Anthropic's Contextual Retrieval with Spring AI and Virtual Threads Naive chunking destroys document semantics,
In a previous post, I used a linked list to create a CRUD application. However, to save data permanently, a linked list is not sufficient; you need to
As a Java Developer, I spent many years solely using IntelliJ for development. I found it intuitive and it always seemed to have a plugin for every ne
Java ships a new version every six months. I kept telling myself I'd read the release notes "someday". Then I found myself in an interview, staring a
From Java Byte Stream to Root: Cisco ISE Remote Code Execution Flaws Three remote code execution vulnerabilities in Cisco Identity Services
In the previous post, I built a simple Kubernetes controller in Java. The flow was: Greeting | v Java Controller | v ConfigMap
Design Patterns by Erich Gamma, Richard Helm, Ralph Johnson, John Vlissides is one of those books that keeps showing up on every developer's recommend
Why Build Another Java Server? What is Codename One? Codename One is an open-source framework for building native iOS, Android, desktop,
This is a summary of the full tutorial published on howtostartprogramming.in. Introduction Large language models (LLMs) have become the backbone of m
Many thinks that this has something to do with tree like data structures. Can't blame it because of the terms used in reference implementations like v
There is a date sitting about three weeks in front of you, and most Java teams have not put it in their calendar. On October 20, 2026, Oracle ships i
How This Post Was Created There's a delightful irony at the heart of this article. Back in March 2025, Ky Huynh wrote an excellent post, S
How I Built a Reactive Fullstack Monolith with Spring Boot 3.x /4.x and PulsePoint (Without Node.js or React) Introduction As Ja
TL;DR I built an AI Chatbot Platform: a SaaS where you upload PDFs, URLs, or plain text, and it turns that content into a chatbot that only