Inflearn - Lifetime Career Platform

A Complete Guide to Building an AI Chatbot System with Langchain and RAG! Provides a systematic learning process for generative AI development technology.

Welcome, prospective knowledge sharer! This is Inflearn :D A knowledge sharer refers to an instructor who creates courses on Inflearn. We'll guide you through everything from selecting a course topic, planning, filming methods, and editing. Share, learn, and grow with Inflearn!

You can watch the opening and presentation sessions of Inflearn's first offline conference, Infcon 2022, again in video.

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

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

This lecture teaches the essential OS principles for all developers.

This is a lecture for those who want to consistently write a technical blog. Starting is easy, but trying to do it consistently leads to many trials and errors. This lecture compiles what I've tried and the know-how gained from operating a technical blog for over 7 years. It contains all my 7 years of experience, including SEO, technical blog writing strategies, writing process, etc.

This course allows you to experience a comprehensive list of questions and answer strategies for both technical and behavioral interviews. In particular, the curriculum is designed to help you prepare for interviews by learning—through Q&A—server scaling strategies and large-scale data processing strategies essential for junior-level technical interviews, as well as how to provide the best answers to open-ended questions typically encountered in final interviews.

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 step by step from the principles and solve all errors yourself.

I prepared this course with the hope that you will never fail to get a job or change careers because of your resume. 🙏 You can learn how to write a resume through various resume examples and the actual improvement process for both entry-level and experienced resumes.

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.

Through this course, you will gain a deep understanding of clean code principles and be able to write clean code based on object-oriented thinking. This course is for anyone curious about clean code and object-orientation, and everyone who truly wants to write good code.

Learn the fundamentals of the web, networks, and HTTP that every developer should know, in a code-based, real-world, data-driven way.

Network: Easily understood with pictures. Save your time with 'pictures' and 'animations'!

An amazing lecture that will make you understand regular expressions just by listening! Don't give up! Don't put it off! Come on, let's do it now!

This class is for anyone who wants to become a SW instructor and provides a curriculum, materials, and the know-how and tips from a 15-year veteran instructor.

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.

This lecture explains the essential IT knowledge that non-majors need to know in a way that is easy to understand and at a level that is absolutely necessary for practical use, and it is designed to help you establish the basics of IT practice and communicate easily with developers. It also includes an appendix with explanations of terms focused on IT practice, making it a bible for non-major IT beginners.