Basic Linux (Ubuntu) knowledge for developers

Learn the basic, essential, and practical knowledge of Kafka that software developers need to know. We will integrate Kafka using Spring Boot and conduct hands-on exercises for sending and receiving messages tailored to various real-world scenarios.

Learn the basic data structures of REDIS and examples of practical use of REDIS through redis-cli (command) practice.

You will learn about domain purchase and deploying a Spring Boot production server using EKS, Docker basics, Kubernetes basics, AWS basics, CI/CD automation through GitHub Actions, ArgoCD, and general DevOps topics such as Prometheus/Grafana, etc.

Learn everything you need to know about MariaDB (MySQL) as a developer, including beginners, backend developers, and SQLD exam preparation students. The class is focused on hands-on practice, where you will build your own DB.

Implement Kakao and Google login using Spring Boot. JWT token-based login will be implemented. A simple interface will be constructed using Vue 3.

Learn about configuring an MSA server using Spring Cloud.

We develop a chat service using web socket/stomp and springboot. We also configure a simple screen using vue.js, which is a relatively easy framework. We also configure multi-server scalability design using redis pub/sub.

You will learn everything from the basic knowledge of Git/GitHub to practical solutions and strategies for various conflict situations encountered in the field.

Learn everything you need to know about MariaDB (MySQL) as a developer, including beginners, backend developers, and SQLD exam preparation students. The class is focused on hands-on practice, where you will build your own DB.

The Practical Guide covers overall infrastructure as well as shell scripting. We structured it focusing mainly on practical scenarios and troubleshooting (problem resolution) that is frequently handled in practice!

I have created a 'Linux for Beginners' course that is easy for non-majors to understand and can be applied in practice immediately!

This lecture will teach you the basic commands required for performance analysis of Linux servers, how to use the tcpdump command to solve network problems, and troubleshooting methods based on cases. Through this lecture, you will be able to solve various performance problems that occur on Linux servers.

Creating the same up-to-date app development environment by installing Nix on Mac, MS Windows, NixOS, all Linux distributions, and Synology NAS.

If you study the main concepts of Linux, you can handle Linux more easily and more powerfully. I hope you build a solid foundation from the beginning!! :D

The curriculum was created with commands that actual developers use. It does not cover complex concepts related to OS installation or management. You can quickly learn the basics of Linux usage in 2 hours.

This is a 'Practical Linux Troubleshooting Course' where you analyze and solve problems together with generative AI, based on a Docker practice environment that reproduces 5 representative failures that occur in actual Linux operating environments. Even those who were overwhelmed about where to start examining problems can learn the problem-solving approach and thought process of field engineers through AI guidance.

This course is Part 3 of the Full Stack lecture series, designed to help you solidly master the latest server technologies and Docker. The course is structured to enable you to practically incorporate Docker into your tech stack by meticulously testing Docker's various options, learning related technologies such as Linux that are necessary for understanding Docker, and building actual complex services.

In this course, you will learn how to have a free Linux server worth 20,000 won per month, how to use it, and how to utilize it.