This is a Chrome Developer Tools tutorial for front-end developers. It covers various features and tips that are useful when developing.

This lecture is for those who have no knowledge of artificial intelligence, machine learning, deep learning, or data analysis but would like to experience it. I will explain the entire process.

Say goodbye to complicated collaboration tools! 👋 From Markdown to databases, the essential skills of a workaholic can be done with Notion 🚀

A basic textbook and practical guide covering principles and practical uses of various generative AIs like ChatGPT and Claude, and for their effective introduction and utilization.

This course systematically teaches from JavaScript synchronous/asynchronous concepts, asynchronous processing methods incorporating the latest syntax such as Promise and async/await, and practical HTTP communication.

You can review the basic concepts you need to know to prepare for the upcoming coding test and solve algorithm problems using Python and Javascript.

No more toy projects! We're revealing all the secrets to building a secure authentication system with JWT and Redis, actually used by developers in the field.

Learn the basic concepts of Three.js and apply them to carry out a mini project called 'Building My Own Island'. You can learn Three.js easily and lightly while carrying out the project.

Learn how to use Notion, from the basics to creating templates, in just one course!

How to Build an Efficient Startup Workflow System with Just Notion 🧑🏻‍💻 (Practical Workflow Templates Provided by Practitioners)

Let's make a game similar to the once popular vampire survival game using Phaser 3! The actual vampire survival game was also made with phaser. Once you make it, you can make the game you want! :)

We believe that you need to know HTML and CSS well to become a solid front-end developer.✍ From the types of HTML and CSS to practical applications, this course will teach you how to use the language correctly. We prepared it with great care, so please enjoy it :)

How about starting to organize a collaboration process faster than anyone else? Google DOCS, Trello, Git... Is it possible to integrate with the tools I use? Smart way to use Slack!

Essential for web development! Learn JavaScript, a popular language widely used in various fields, with fundamental concepts and practical examples!

Even without any understanding of machine learning! You can create impressive projects with Google's Teachable Machine and HTML, CSS, JS. Let's create a service that finds similar celebrities together!

Anyone can learn data analysis with Chat GPT. You can learn how to apply it in practice through various analysis exercises. (Absolutely!! ChatGPT paid version is required!)

Are you curious about how hacking attacks are carried out? Are you curious about how to defend? Let's perform a brute force attack using simple python code. Through this, you will learn how attacks and defenses are carried out. :)

King Basic🐥, only for those who say they have no more words to describe me.👂 Concepts go to the universe🚀, King Basic practice day and night✍, learn SQL with your hands!✋ No installation required.🔥 Here is the lecture restaurant, Jecobe!🎉

Let's learn about information security and hacking techniques in a broad and detailed way!

Generative AI for Designers🧙‍♂️ We reveal practical know-how to maximize design work efficiency with generative AI like Canva and Midjourney.

Learn network programming from scratch, fully utilizing Python and ChatGPT. Rather than tedious conceptual explanations, the focus is on students directly writing network code through practical exercises and personally verifying how their written programs operate. You can acquire skills ranging from basic network practicals to network technologies applicable in real-world scenarios, and build deep understanding and proficiency through exercises dealing with various protocols and tools. Furthermore, by leveraging ChatGPT, students can have a memorable learning experience without feeling difficulty or boredom.

The most difficult thing when malware is distributed is script obfuscation. Understand the obfuscation technique and analyze the malware executable file that is distributed after decrypting it.

This course will help you understand how the seemingly magical Internet works.

This is Part 1 of a roadmap lecture that concisely organizes the essential computer science (CS knowledge) needed to excel in development and data, in a short period. This lecture has also been used as an in-house lecture at top domestic companies for several years. Based on 20 years of experience in actual practice, from system SW to web, app development, and data science, this lecture systematically yet easily organizes the essential core knowledge needed to excel in development and data.

This course is for those who want to develop packet analysis programs like Wireshark and various network solutions using the Npcap library.

Network packet analysis is essential when conducting incident analysis and vulnerability analysis. Among the tools available, Wireshark is the most widely used, and this course covers the complete utilization of Wireshark and provides understanding through incident analysis case studies.

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

Learn about networks easily, quickly, and engagingly with pictures and videos!

⚓Kubernetes (Docker Desktop, Nginx, Minio, Longhorn) 🙇‍♀️Still hesitating? 🙋‍♂️Just trust me and follow! I will make your skills ⭐another level.

How does the internet work, and how do browsers fetch web pages? This is a core CS (computer science) lecture that organizes network concepts following the OSI 7-layer flow so you can explain this question yourself. It's structured with diagrams and flow-centered explanations to help you intuitively understand the structure, and connects concepts like the transport layer (TCP/UDP), IP addresses, NAT, and HTTPS that frequently appear in technical interviews to actual questions.

Arduino? Coding? You don't need to know anything. Just invest a little bit of your free time and you'll find something amazing.

✅ Among the series of (1) ~ (7), (7) web applications, networks, clouds, WWW, information security ✅ CS101 series lectures - From basic computer theory to the latest practical examples - Provides a wide range of basic knowledge

For those aiming to pass the "Network Specialist Examination." This course is a learning program that condenses only the key points of the IPA Network Specialist Examination. It focuses on themes directly linked to exam success and is designed to help you acquire knowledge efficiently. Rather than emphasizing volume, we provide carefully selected explanations of "the essential parts you must master to pass"! Let's work together toward passing the Network Specialist exam!

Information security is difficult and too technical? No. Start learning the basics of information security to create a secure web right now!

Want to work for a long time as a super developer who can handle the entire process of service development and operation on your own? Then build a solid foundation in IT infrastructure knowledge from the ground up, which is just as important as various development languages!

This training will help you understand the world-famous cloud, build your own cloud environment, and strengthen your ability to use it easily.

Enhance your understanding by directly implementing L2 arping and L3 ping using the libc crate in the Rust language.

Creating a simple Gomoku game using Unity and a C# server.

Let's leverage AWS's key networking services to build everything from simple, basic networks to multi and hybrid networks, understand traffic flow in the architecture, and develop the skills and confidence to implement real cloud networks ourselves.

How do the sites we access every day work? Before we start studying data in earnest, let's take some time to learn about servers and the Internet, which are the background knowledge of IT.