1. Web Development Basics [HTML, CSS]

This is a class on MSSQL, one of the three major databases. Even if you are learning databases for the first time, you can learn it easily.

In this lesson, you will learn how to create an .EXE file. You will also learn how to install an MSSQL database and request data in C#.

We cover ASP.NET Core, which is mainly used by foreign companies and large corporations.

You can learn how to solve concurrency problems, how to tune procedures, and how to speed up query execution. You can also learn various know-hows such as common mistakes and problems that occur in practice. (The only refactoring lecture in the world)

Learn C# for developing applications like ASP.NET, Winform, WPF, and MAUI that run on the .NET Platform.

We will cover ASP.NET Core Identity, creating bulletin boards, EF Core, data filtering, etc.

In this lecture, you will learn how to create an ERD. You will learn database design. (The only big data design lecture in Korea)

This is a WPF lecture that will be helpful to developers who are considering introducing WPF in WinForms, application developers who are hoping to get a job in the US, and those who are hoping to get a job as a developer. It is not a lecture focused on theory and design, but covers content that can be used in practice.

You can solve design problems by writing code in a formatted way. You can understand code or patterns written by other programmers.

This is an Oracle course, one of the top 3 databases. Even if you are learning databases for the first time, you can easily learn.

Learn about MAUI cross-platform development, which lets you develop and run Windows, macOS, iOS, and Android applications with a single code base.

Creating an application on Linux (Ubuntu OS). (Cross-platform application development)

This course teaches you how to communicate in real-time with ASP.NET Core, MAUI, and WPF using SignalR.

The meeting of Enterprise Architecture (EA) and Spring Framework adopted by large corporations and foreign companies! The world's only Enterprise Architecture X Spring Framework lecture. In addition, it is structured to be more helpful in applying actual development projects by satisfying the conditions of electronic government frameworks frequently used in practice.

SSIS, SSAS, MachineLearning, BI, ETL. You can learn important technologies that cannot be found in domestic books, YouTube, lectures, blogs, and academies. I also recommend it to those who are interested in employment at domestic large companies, American large companies, and American state funding agencies.

This is a class diagram lecture in UML. This is a design lecture.

This is a course to learn MariaDB, a commercially available database. Even if you are learning about databases for the first time, you can learn it easily.

This course covers the essential knowledge that every 0.5 to 3-year C# application developer should have.

This course covers the essential knowledge that every 0.5 to 3-year C# application developer should have.

Let's learn the C# language. You can learn it even if you don't know the C language. The development tools are also installed from the beginning.

With a practical example, we will design and develop a web application using Spring Boot and JPA. Through this process, you will understand how to use Spring Boot and JPA in practice.

The meeting of Enterprise Architecture (EA) and Spring Framework adopted by large corporations and foreign companies! The world's only Enterprise Architecture X Spring Framework lecture. In addition, it is structured to be more helpful in applying actual development projects by satisfying the conditions of electronic government frameworks frequently used in practice.

Now you can enjoy the easy and fun coding lectures of Young Cody Kim, a current star lecturer who has devoted himself to coding education for over 15 years, targeting elementary school students, high school students in IT software departments, college students in computer science departments, and job seekers who are not majoring in the field, not only offline but also online. With Young Cody Kim, who has produced over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon come true!

If you're going to do it, do it right! This is a publishing course that follows official web standards🧑🏻‍💻

We introduce the main concepts and basic grammar of HTML, which is the most basic for creating websites. This lecture is designed so that even beginners with no related knowledge can understand it.

This course provides an in-depth study of multithreading and concurrency, from basic principles to practical applications.

This book provides an in-depth study of various intermediate-level Java features necessary for practical work, using example code.

This is a specialized practical exam course optimized for the Web Design Development Craftsman (formerly Web Design Craftsman) practical exam content, precisely aligned with the examination standards implemented from 2025.1.1 to 2027.12.31. The Codingworks Web Design Development Craftsman practical exam course, covering HTML+CSS+JQUERY publishing, is different. All instructional videos for perfectly creating all 2026 Web Design Development Craftsman exam types (A, B, C, D, E, F types) are included.

Beginners to Spring can quickly learn the entire Spring web application development process by creating examples.

Through this course, you can learn to solve Web Design Development Technician problems A3, B4, C1, D3, E4, F3 using display:flex. The work speed is fast. Please pause and watch.

This course allows you to learn the major trends in web development by following the overall web technologies required to complete a website.

Did you give up while studying Spring? Even complete beginners new to coding and non-majors can make it from JSP to Spring Boot without giving up - we'll open the path to Spring Boot for you.

Easy to make responsive web practice portfolio! #Sulwhasoo portfolio

We have created this so that anyone can pass the 2023 version of the Web Design Function Exam Criteria. Let's learn the 5 types and pass quickly!

This is a class where you learn concepts through practice, not memorizing concepts. Come even if you feel like vomiting or shaking when you see code in other places. Anyone can do it.

Coding No. 1 YouTuber Jo Coding's practical compression! Easy and fun web full-stack development lecture

GSAP will take you one step closer to interactive web development and change the way you look at animation.

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

Our class's pass rate: 90%! (National: 60%) Possible by grasping exam requirements. Don't buy practical books. Too hard.

Experience the power of Type Safe SQL with jOOQ!