WebSocket, STOMP in Spring Boot

I will show you through live coding how to create a rest API with spring boot in just one hour for developers who know nothing about spring or spring boot.

After verifying the issues resolved by Spring Boot auto-configuration, we come to realize that unless there's a specific reason, we should develop to integrate with Spring Boot auto-configuration!

You can quickly learn about virtual threads supported from spring boot 3.2.0 (+ JDK 21) and get hints on performance improvement in just 1 hour for free.

You will learn how to set up/use spring boot actuator and how to create your own custom endpoints and metrics. You will learn not only how to use it, but also the internal code and basic knowledge of spring boot, so you can understand it a little more deeply.

Learn how to easily integrate the ChatGPT API using Spring AI and develop an AI server through prompt engineering!!

With the price of a chicken combo, you'll learn the deployment process in order: Spring Boot manual deployment -> Docker deployment -> Github Action CI/CD!

Learning about various communication techniques and understanding their differences helps you develop the ability to select and implement the most appropriate communication method.

You can quickly learn about virtual threads supported from spring boot 3.2.0 (+ JDK 21) and get hints on performance improvement in just 1 hour for free.

Create your own visual novel game using React, Javascript, SpringAI, and Springboot. Learn how to make a web-based visual novel game with SpringAI and React! Neo + Essential

Spring Web Programming learned while creating a calendar (schedule management)! Completely master Spring with examples you can use right away, not just short snippets~

For those aspiring to be Java-based Spring backend developers, to easily secure a job, we learn Java properly! Rigorously!

This course includes both server (Java+Springboot) and front-end (React, ReactNative, Flutter, Android, iOS) development. Experience building a full-stack bulletin board with this course.

Building Your Own Emotional Diary Service with SpringAI + React This is the 4th project time creating together with Neo + Essential!

Learn Springboot + NextJS RestAPI Board Creation Faster Than Anyone! Develop a CRUD server with Springboot and create your own board with NextJS!

If you were to ask me which programming language is most used in companies, I would say Java. Let's have fun learning Java with fun Java education.

Learn Springboot + iOS RestAPI Board Creation Faster Than Anyone Develop a CRUD server with Springboot and create your own board with iOS!!

I've created an 'Introduction to Elasticsearch' course that even non-majors can easily understand and apply directly in real-world situations!

Hello. I have prepared a lecture on HTML, which creates the frame of a web page, and CSS, which decorates the web page. It is the most basic before web development, and it is prepared so that even beginners can learn it easily.

Spring AI + JPA + MySQL Premium Reservation Agent Backend Development with 'Autonomous Behavior' Beyond Chatbots to Agents: The Definitive Guide to Tool Calling and Prompt Engineering

An AI system that grades and reviews your code in 5 seconds - imagination becomes reality. This course is an all-in-one project that builds a **'GitHub PR Automatic Analysis and Grading Bot'** using Spring AI. When a student submits an assignment (Pull Request), the server detects it and AI analyzes the code changes (Diff). The grading results are then stored in the database, feedback is automatically posted as GitHub comments, and students can check their results on a dedicated dashboard. From backend to AI integration and frontend (Vaadin) - all with Java! This is the ultimate introductory guide for all developers who want to complete their own AI service from A to Z.

Handling media (video, audio) on the web is now easier than ever! Learn the MediaStream API and WebRTC by following along step by step.

# Building an 'Intelligent Collaboration' Expert Agent Team Using Spring AI Router Pattern + RAG + MCP Beyond Single Agents to Architecture: The Definitive Guide to Router Pattern and Agent Isolation Design

This is a Java course for those who are new to programming. You can easily learn Java by following along with the code.

Experience the power of Type Safe SQL with jOOQ!