How to use various developer tools

Can document management be agile? Learn the basics of Atlassian Confluence, which is popular these days.

To share with you the consulting/education/construction experience of DevOps specialist Too Seed, a GitLab partner, we are introducing a lecture on GitLab PM Runbook. GitLab PM Runbook explains the core functions of GitLab, such as Planning and Issue Management, and GitLab Configuration Management among the various functions of GitLab.

The essence of GitHub lies in Git. If you know how to manage projects with Git, you can collaborate smoothly. If you use Git well, you can also use GitHub well. In this course, you can learn Git's principles and key CLI commands to apply them in your work.

Let's learn Windows debugging techniques that no one tells you about.

Jira is the most suitable 'collaboration' and 'communication' tool for applying Agile techniques within organizations, which have recently become an issue!

This course is intended for developers who use Claude Code but only at a basic level, roughly equivalent to chatting with a chatbot. It focuses on explaining the key principles and conceptual understanding needed to use Claude Code effectively.

Did you buy a MacBook in the AI era but feel overwhelmed about where to start? A developer with 15 years of macOS experience will guide you from “resetting the device” onward. ✅ App installation · essential macOS tips · Terminal · Homebrew · development environment setup ✅ Even setting up an environment where AI codes for you with Claude Code & Agentic Coding 👉 Start now and complete your development environment today — make this the first day you truly use your MacBook to its full potential.

If you have started Java development but feel overwhelmed when trying to solve a problem, it is time to study design patterns. I will explain 10 of the GoF design patterns that I personally use the most.

Learn how to break down complex concepts into easy terms and apply them to collaborative projects from the ground up.

This is how to use the Atom editor provided by Life Coding.

This course is a video lecture that systematically covers the core modern JavaScript syntax essential for learning React.js and Vue.js frontend development. It is structured to help you develop efficient coding skills through ES6+ syntax, latest features, and practical examples that can be directly applied to work and learning.

It's okay if you don't know a single line of code. We are now in the era of 'Vibe Coding,' where you develop by 'conversing' with AI.

How to easily set up git, VS Code, Node.js, Python, Java dev environments on Windows within 2 hours without struggling.

In this course, you will learn how to program kernels and develop PyTorch modules. You can use the knowledge you have gained to develop models faster.

We will explain the basic structure of what Linux is, learn how to handle the shell, and learn to gain a basic understanding of Linux networks.

Is there any other language that is as difficult to set up as C++ in terms of development environment? I set up the development environment by following the information that is floating around, but why is it so difficult and complicated to build even once? Through this lecture, learn how to set up the C++ development environment easily anytime, anywhere, regardless of OS or platform!

This is a follow-up lecture to 'Testing Backend Application Performance', and it will lay the foundation for improving the performance of the backend application you created.

I always had the question, 'Why on earth do we need to do frontend testing?' And with that doubt in mind, I mechanically wrote tests. But you will learn 'why we write tests' and 'how to write them according to different situations'.

1. What kind of course is this? - It includes theory and practical exercises to prepare for the SQLP certification. - It incorporates 30 years of experience from the database field. - It faithfully captures 10 years of offline lectures from Data & People in an online format. - We are confident that it will be the best course for preparing for the SQLP certification.

You’ll learn by entering and executing commands yourself instead of relying on theory and memorization. From file management and permission settings to job control, you’ll get hands-on with 50 essential commands. (95% of the entire course is practical training.) The goal isn’t to memorize commands, but to become familiar with Linux. Each lesson begins with the question, “Can I do this?” ● Beginners who have installed Linux but are new to commands ● Those who have heard of command names but don’t know when to use them ● Those who want to try it out before enrolling in a paid course Practice environment: A Linux terminal must be ready. (Installation is covered in “Getting Started with Linux Properly.”) 29 lessons, approximately 8 hours · Free A veteran instructor with 27 years of experience guides you at a beginner-friendly level.