Spring Web MVC

In this course, you will learn how to develop a web application using various Java-based open source technologies including Spring, JPA, and Thymeleaf, which are actually operating services. If you study this course enough, you will be able to create your own web service or create a portfolio that will help you get a job.

Knowing design patterns will make it easier to learn not only Spring but also many other technologies and programming languages. It will also help you develop more flexible and reusable object-oriented software.

The features added in Java 8 are widely used not only in the APIs provided by Java itself but also in third-party libraries and frameworks like Spring. Any Java developer in this era must know them. Through this course, make these skills your own quickly and easily.

This course is for those who are new to the Spring framework. By looking at the code of the official Spring example project called Spring - PetClinic, you can easily and quickly understand the following core features of Spring.

By looking at the code of the official Spring example project called Spring-PetClinic, you can easily and quickly understand the following core features of Spring.

Learn “Effective Java,” the ultimate Java learning course, more easily and completely. By taking this course, you can improve not only your Java programming knowledge and skills, but also your learning ability.

If you want to grow as a developer who is recognized by your colleagues, team, and even the company, and can work with more responsibility and influence? In this lecture, I will share with you my know-how on growth.

Learn “Effective Java,” the ultimate Java learning course, more easily and completely. By taking this course, you can improve not only your Java programming knowledge and skills, but also your learning ability.

Learn “Effective Java,” the ultimate Java learning guide, more easily and completely. By taking this course, you can improve not only your Java programming knowledge and skills, but also your learning ability.

Refactoring is one of the basic skills that a software engineer should have. This course is designed to explain and practice various code smells and refactoring techniques in a more practical way using IntelliJ and Java.

Developer interview taught directly by a senior software engineer who went through Naver and Amazon and is currently at Microsoft!! This lecture focuses on the "developer interview" rather than the "coding interview". When hiring a developer or, conversely, when changing jobs or seeking employment, the "coding interview" is never the only thing that determines success or failure. Through this lecture, I hope you will learn more about how to hire a developer or prepare for a change or seeking employment.

This lecture is an extension of the "Spring Boot Concepts and Utilization" lecture and covers the Spring Boot updates that have been made over the past two years. Check out the new features and changes from Spring Boot 2.1 to 2.4 and update to the latest version of Spring Boot.

If you are a student or developer who is using or studying the Java programming language, you will learn various methods of testing your applications that you must know.

Have you ever wondered "how" the many Java libraries and frameworks you use provide this functionality? In this course, learn how to manipulate various codes or objects provided by Java and take your Java skills to the next level.

Understand the operating principles and structure of Spring Security and learn how to set up authentication and authorization features required for web applications by utilizing the various functions provided by Spring Security.

This course develops a REST API that satisfies Self-Descriptive Message and HATEOAS (Hypermedia as the engine of application state) using various Spring technologies.

This course uses Spring Boot and teaches you the core Spring technologies. Therefore, this is a useful Spring course for developers or students who are using Spring Boot-based projects.

Learn about Spring Data JPA, which provides several features to make using JPA (Java Persistence API) easier.

Learn how to easily understand the principles and various functions of Spring Boot through coding and use them more actively.

This course, created with the latest version of Spring Web MVC, covers everything from basic concepts of Spring Web MVC to API usage, internal architecture, principles, and flows, from beginner to intermediate/advanced levels. Based on this, you will learn the core technologies of Spring Web MVC.

What if you need to study Spring Legacy projects? What if you want to create XML configurations one by one?

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

This course is a practical-focused learning program for JWT-based token authentication and security enhancement techniques that are essential in modern web service environments. Using Spring Boot 3, Spring Security 6, and React, you'll implement secure login systems and cover comprehensive security practices including XSS·CSRF countermeasures, HTTPS implementation, token reissuance and revocation strategies, and secure secret key management. Additionally, you'll practice real service-level environment configuration through AWS build·deployment and performance optimization using Redis, and the complete project source code provided in the course can be directly applied to real-world work.

Are you lost while learning web development? I'll help you find your own way. Even if you're not from a computer science background, you can understand how web service architecture works through a short 1-hour lecture.

Even people who are studying Java for the first time can easily understand it. You'll learn Java through theory with rich explanations and hands-on practice.

Are you curious about whether what you learned in school will work in practice? The purpose of this lecture is to guide you on how to use the skills you learned in theory in practice.

Learning by Doing: 정보처리산업기사 I have prepared everything for passing the 정보처리산업기사 course-evaluation practical exam.

A portfolio-focused course on deploying a React frontend and Spring Boot backend directly to the AWS cloud! This course is helpful for those who want to quickly deploy frontend and backend projects for their portfolio. You will gain the necessary knowledge for deployment through short-term, step-by-step practice, covering everything from server configuration to Docker, domain connection, Nginx, and HTTPS application!

JAVA is a programming language, just like the C language. JAVA can be used for web development and application development, and here we will learn JAVA before doing web development.

It covers just two things properly: object-oriented programming and the JVM! Plus, it throws in linked-list-based linear data structures.

The features added in Java 8 are widely used not only in the APIs provided by Java itself but also in third-party libraries and frameworks like Spring. Any Java developer in this era must know them. Through this course, make these skills your own quickly and easily.

This course is a systematic learning process for general login, social login, and JWT-based token authentication using Spring Boot 3, Spring Security 6, and React. It covers building OAuth2 social login and security-enhanced JWT authentication systems in both MPA and SPA environments, while addressing overall security practices such as XSS/CSRF countermeasures, HTTPS application, token reissue and revocation strategies, and secure secret key management. You will practice configuring production-level environments, including building and deploying via AWS and performance optimization using Redis. Through the completed project source code provided in the course, you can understand the entire login flow and apply it directly to real-world practical work.

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Master React now. Easiest course to grasp React's features & roles, comparing to pure JS!

Experience the power of Type Safe SQL with jOOQ!

Copilot used by working developers in the industry! From Copilot tips to unit testing and API integration testing, do it all with Vibe Coding! Leap forward as a 10x faster director with real-world industry know-how.

I'd like to show you how to develop a course evaluation website that can be applied anywhere, whether it's high school or college.

In this course, rather than directly covering theory, you will learn how to effectively use Redis in code through hands-on practice.

"The Era of Coding with AI: A New Productivity Paradigm for Java Developers" This course is a practical Cursor AI utilization guide for Java developers. Beyond simply copying AI-generated code, you'll learn Vibe Coding methods that maximize development efficiency through collaboration with AI. By leveraging Cursor's powerful code understanding, refactoring, and documentation features, you'll master AI coding workflows step by step that can be immediately applied to real-world projects. In an era where AI writes code for us, "developers who can effectively work with AI" now have the competitive edge. Start your upgraded development experience as a Java developer with this course.