クローンコーディングで知らないこと（セキュリティ、DDD、マイクロサービス）

Master React rendering principles and optimization to apply them in real-world situations and prepare for interviews!

Have you ever wondered why we use these techniques while watching the Clone Coding lecture? Let me give you a big picture of backend development!

Take advantage of TypeScript's features!

Learn how to use Cypress to auto-login and auto-purchase features

Master the complexities of React development, including custom hooks, TDD, the context API, refactoring, and complex state management.

Shows a microservice development process that applies Domain-Driven Design, Hexagonal Architecture, and Event-Driven Architecture.

Let's learn NestJS, which is called the Spring of Node.js, and experience the convenience of Dependency Injection. Let's learn everything from API development, comparison with Express, deployment, and testing.

Ladies A to Z for a solid start to Ladies! Everything about Ladies that is easy and fun to understand, even for high school students.

This course is a practical, hands-on course where you will build your own 'League of Legends Match History Search Site' using React.js and Node.js, utilizing the Riot Games API. Students will naturally learn through hands-on practice, following the project step-by-step, covering everything from basic API usage, integration of frontend (React.js) and backend (Node.js, Express.js), to match history data visualization, and implementing op.gg-style UI. Rather than focusing on complex theories, this course is code-centric, allowing you to quickly experience results by 'building it yourself' through hands-on practice.

Understanding Spring Boot + React.js Login (+Social) Service is a course designed to help you deeply understand the authentication flow between frontend and backend, by directly implementing a practical login system that includes JWT-based authentication and social login (Kakao/Google). The frontend is built on React.js, and the backend on Spring Boot, enabling you to learn step by step the practices used in real service environments, such as the Access Token + Refresh Token approach, user state management using HttpOnly Cookie and Redux, Role-based authorization, and social login integration.

A Java advanced project course for beginner developers who want to develop practical skills! We'll build a console-based kiosk ordering system together using Spring Core, JdbcClient, and H2 DB.

This course covers the essential principles and practical techniques of Node.js that you must know before diving into real-world front-end or back-end development.

This article introduces the relationship between Nodejs, a server-side JavaScript language, and a database, and explains how to create web applications using Nodejs and a database.

In this course, you will be able to create a Reddit website from scratch, step by step.