김영한의 실전 자바 - 고급 2편, I/O, 네트워크, 리플렉션

Easily learn the core concepts of Java object-oriented programming needed in practice through example code.

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

Learn Java generics and collection frameworks in depth with a focus on practical applications. Also learn the basics of data structures.

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

Beginners to Spring can understand the core principles of Spring and solidify their foundation in Spring by creating examples.

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.

For those who are new to JPA or who use JPA in practice but lack basic theory, By learning the basic theory of JPA solidly, even beginners can confidently use JPA in practice.

Develop APIs using Spring Boot and JPA. And learn how to optimize JPA's extreme performance.

Learn the core HTTP features essential for practical use and how to design proper HTTP APIs.

Learn the essential modern Java technologies of Lambda, Stream, and functional programming with Java, from the basics to the practical level, in depth.

You will learn the core principles and advanced technologies of Spring in depth and be able to use Spring confidently.

Spring Data JPA goes beyond the limitations of the past and allows you to complete development with just an interface, without implementing classes in the repository, as if by magic. It also provides all the basic CRUD functions that have been developed repeatedly. We will share practical know-how on Spring Data JPA.

Solve everything from the basics of querydsl to practical use all at once!

You can understand and master all the web technologies required to develop web applications from the basics. You can understand the core principles and structure of Spring MVC and grow into a more in-depth backend developer.

This course will cover everything you need to know about Spring Boot for practical use.

You can understand and master all the web technologies required for web application development from the basics. In Part 2 of MVC, you can learn all the utilization technologies required for practical web development on top of the core principles and structure of Part 1 of MVC.

You can understand and perfect the basics of DB data access technology required for backend development. You can understand the principles and structure of Spring DB access technology and grow into a more in-depth backend developer.

You can utilize and complete the DB data access technology required for backend development. You can understand the principles and structure of Spring DB access technology and grow into a more in-depth backend developer.

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

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

Easily learn the core concepts of Java object-oriented programming needed in practice through example code.

Learn the essential modern Java technologies of Lambda, Stream, and functional programming with Java, from the basics to the practical level, in depth.

Through training in thinking, expressing, and coding, you can easily understand and approach Java programming. You can understand the relationship between programming elements and gain confidence in future Java API utilization and projects through precise concept organization of object-oriented programming.

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

[Web Dev Beginners Only] Step-by-Step Guide to Spring Boot REST API

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

Why use Classes in JavaScript? How was object-oriented programming implemented before Classes existed? Let's embark on a light journey to find the answers to these questions, which you might have when studying JavaScript.

This course will help you prepare for the AWS Certified Cloud Practitioner certification and learn about cloud concepts and AWS services in general.

Learn various design principles needed to write object-oriented code, focusing on working code.

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.

Regardless of the field! This is a lecture that covers the core fundamentals that developers must know in practice in an easy + code-oriented way. I highly recommend this lecture to all junior developers and job seekers who want to grow.

What kinds of problems appear in coding tests these days? Solve “practical” problems yourself, reflecting the latest corporate coding test trends. We provide proven problems and solutions to effectively build your algorithm and problem-solving skills. (with Java)

You can systematically learn stock trading automation using Python and the Interactive Brokers API, which holds the top spot in global market share.

This is a lecture for people who are starting development for the first time. It's about programming thinking, which should come before development languages or UI frameworks.

Learn Java-based data structures and algorithms, and grow into a competitive coding expert with practical problems!

Learn network programming from scratch using Python and ChatGPT 100%. Rather than boring explanations of concepts, we focus on having students write network code themselves through practice and see how the programs they write work. You can acquire everything from basic network practice to network technology applicable in practice, and you can build deep understanding and skills through practice covering various protocols and tools. In addition, by utilizing ChatGPT, students can have a memorable learning experience without feeling difficulties or boredom.

Using Python, you will learn about the features of each service and how to implement bots through various examples, such as Telegram bot, Slack bot, KakaoTalk chatbot, and Discord bot.

This course will help you prepare for the AWS Certified Solutions Architect - Associate certification and learn about AWS services in general.

Have you ever had a hard time because you didn't understand IT infrastructure (server, network, storage, etc.) technology? Do you want to understand how IT infrastructure is structured and what technologies are applied? This is the only lecture in Korea that explains the various technologies that make up IT infrastructure!

The TDD & Clean Code masterpiece lecture, recommended by many senior developers in Korea to junior developers for over a decade.