코틀린 고급편

Through this lecture, you can learn about the characteristics and background of the Kotlin language, grammar and operation principles, usage examples, and things to be careful of when using Java and Kotlin together.

Develop and deploy servers using Java, Spring Boot, JPA, MySQL, and AWS. While developing web applications, you will learn all the background knowledge, theories, and various technologies required for server development, as well as the meaning of various options, the history of Spring Boot, and the changes in the latest version.

We will refactor a web application built with Java + Spring Boot to Kotlin + Spring Boot and implement additional requirements. In the process, we will use Junit5, SQL, JPA, and Querydsl, and cover the pros and cons of various methods from the design and implementation perspectives.

Coroutine, the essential library for asynchronous programming! Learn the concept, usage, and internal principles of coroutines all at once!

It covers major updates from Java 9 to Java 21 in detail. It will be continuously updated as newer versions are released up to Java 31.

Learn I/O, networking, reflection, and annotations in depth, from the basics to the practical level. Build a web application server (WAS) directly in Java.

I can quickly summarize three topics in exactly one hour.

We will refactor a web application built with Java + Spring Boot to Kotlin + Spring Boot and implement additional requirements. In the process, we will use Junit5, SQL, JPA, and Querydsl, and cover the pros and cons of various methods from the design and implementation perspectives.

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

In this course, you will learn Kotlin syntax, how to safely convert Java projects to Kotlin, and how to code in a Kotlin-like manner. Learn Kotlin based on practical code and use it yourself to enjoy its advantages.

This is a Kotlin coroutine lecture by the author of "The Definitive Guide to Kotlin Coroutines." This lecture covers everything from the basics to the core of coroutines. It provides various visual materials and clear explanations to help anyone easily understand asynchronous programming using coroutines.

You can learn design patterns to implement flexible and scalable object-oriented programming. Learn various patterns that can be used in the real world and apply them to your projects and code refactoring.

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

If you've studied the basics of grammar, you'll naturally want to make something, right? This lecture helps novice C++ programmers become proficient in object-oriented programming while creating simple games. We provide the 'minimum' code that allows you to start game programming on your own and teach you the know-how of object-oriented programming that you could not have mastered just by studying grammar. Have fun creating and quickly jump to the intermediate level and beyond!

Android 15 Version App Development with Latest Material 3 Library Part 1 UI Programming Course.

This course will give you a quick overview of the combination of Kotlin and Spring by implementing simple functions.

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.

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

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

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.

This is a Unity C# scripting course for absolute beginners who are learning programming for the first time. It was created by carefully selecting the core grammar necessary for utilizing Unity scripts.

In this lecture, you can master Kotlin through a virtual payment server.

You can learn the basics of React. You can organize HTML, JavaScript, DOM, Event, Object, Module, OOP, etc. related to React.