Complete Mastery Bootcamp from Java Fundamentals to Oracle SQL [Full vers.]

A practical production class on creating responsive web pages that can implement various layouts for each device using only pure HTML/CSS/JS without using Bootstrap [2024 Latest Edition].

This course covers how to actually publish the websites I've created to the world. From basic hosting using Dothome to hosting on git and cloud deployment through AWS, it's structured so you can easily follow along while experiencing hosting step by step. Rather than just stopping at writing code, you can build confidence as a web developer through various hosting experiences and actually operate real services.

Starting from elementary school coding education to high school students in IT software departments, computer science college students, and job seekers from non-technical backgrounds, you can now meet the easy and fun coding lectures of Young Cody Kim, a current star instructor who has dedicated over 15 years to coding education, not only offline but also online. With Young Cody Kim, who has produced over 500 frontend, backend, full-stack, and web developers, your dream of becoming a developer will soon become reality!

Have you ever felt frustrated while studying React? We'll help you build a solid foundation in the basics of JavaScript, which is the foundation of React, and then learn step-by-step, so you can open the way to React without giving up.

Have you ever felt frustrated while studying React? We'll help you build a solid foundation in the basics of JavaScript, which is the foundation of React, and then learn step-by-step, opening the way to React without giving up.

Have you ever felt frustrated while studying React? We provide a path to React that you won't give up on, by first solidifying the fundamentals of JavaScript, which is the foundation of React, and then learning step-by-step.

Have you ever felt frustrated while studying React? We'll help you build a solid foundation in the JavaScript fundamentals that underlie React, learn step-by-step, and pave the way to React without giving up.

Now you can enjoy the easy and fun coding lectures of Young Cody Kim, a current star lecturer who has devoted himself to coding education for over 15 years, targeting elementary school students, high school students in IT software departments, college students in computer science departments, and job seekers who are not majoring in the field, not only offline but also online. With Young Cody Kim, who has produced over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon come true!

Now you can enjoy the easy and fun coding lectures of Young Cody Kim, a current star lecturer who has devoted himself to coding education for over 15 years, targeting elementary school students, high school students in IT software departments, college students in computer science departments, and job seekers who are not majoring in the field, not only offline but also online. With Young Cody Kim, who has produced over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon come true!

Now you can enjoy the easy and fun coding lectures of Young Cody Kim, a current star lecturer who has devoted himself to coding education for over 15 years, targeting elementary school students, high school students in IT software departments, college students in computer science departments, and job seekers who are not majoring in the field, not only offline but also online. With Young Cody Kim, who has produced over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon come true!

Did you give up while studying Spring? Even complete beginners new to coding and non-majors can make it from JSP to Spring Boot without giving up - we'll open the path to Spring Boot for you.

From the basics to the advanced levels of Java, a backend development series with star instructor Young-coding Kim, who lectures in an easy-to-understand manner for non-majors and coding beginners, and hands-on practice.

From the basics of Java to its applications, learn with star instructor Young Codi Kim, who makes it easy for non-majors and coding beginners to understand, and the backend development series that you learn through practice.

Did you give up while studying React? Even complete beginners new to coding and non-majors can find their way to React without giving up, from JavaScript all the way to React.

For over 15 years, Young Codi Kim, a star coding instructor, has been dedicated to coding education for elementary school students, high school students in IT software departments, university students in computer science, and job seekers without a major in the field. Now, you can experience Kim's easy and fun coding lectures not only offline but also online. With Young Codi Kim, who has trained over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon become a reality!

For over 15 years, Young Coder Kim, a star coding instructor, has dedicated himself to coding education, teaching everyone from elementary school students to high school students in IT software departments, university students in computer science, and non-major job seekers. Now, you can experience his easy and fun coding lectures not only offline but also online. With Young Coder Kim, who has trained over 500 front-end, back-end, and full-stack developers, your dream of becoming a developer will soon become a reality!

Creating a responsive webpage using Bootstrap (BOOTSTRAP) [2024 Revised Edition]: As a practical production class, we will directly create a responsive web page for practical use with a layout that changes depending on the device, using Bootstrap 4.

This is a revised version of a lecture on how to use Bootstrap to create responsive web pages that change layout depending on the device.

Did you give up while studying Spring? Even complete beginners new to coding and non-majors can make it from JSP to Spring Boot without giving up - we'll open the path to Spring Boot for you.

This course is designed to help you learn MySQL databases and SQL step-by-step, from the absolute basics to a professional level. It covers database concepts, relational models, SQL syntax, queries, conditions, sorting, functions, joins, subqueries, and indexes, with a focus on practical examples. The curriculum is structured so that you can understand concepts many students find difficult (such as joins, subqueries, and group functions) by following along directly. With a flow of Theory → Practice → Summary, this course ensures you can complete it until the end without getting stuck. Whether you are new to SQL or want to brush up on the basics, you will gain database skills that can be applied immediately in the workplace.

This revised course was created using the latest version of Spring Security 6.x. From beginner to intermediate to advanced levels, you will learn the basic concepts of Spring Security, as well as how to use the API and its internal architecture. Based on this, you will complete a practical project and acquire core technologies related to Spring Security's authentication and authorization.

Learn Java generics and collection frameworks in depth with a focus on practical applications. Also learn the basics of data structures.

This course is designed to systematically teach advanced SQL features, specifically GROUPING functions and Window functions, to prepare for the SQLD exam and enhance practical data analysis skills. You will learn the concepts and applications of GROUPING functions and master methods for analyzing data at various aggregation levels. Understand the basic concepts and types of **Window functions (based on the OVER keyword)** and improve your practical skills through hands-on exercises. Learn **Ranking functions (RANK, DENSE_RANK, ROW_NUMBER, etc.)** and window options for aggregate functions through practical business examples. Cover **Row order functions (LAG, LEAD, FIRST_VALUE, LAST_VALUE, etc.)** and practice time-series and sequence-based analysis firsthand. 👉 Through this course, learners can expand their data aggregation and analysis skills to an advanced level, gaining expertise that is immediately applicable not only to the SQLD exam but also to real-world corporate data analysis environments.

Inflearn cumulative students over 30,000, Datarian's SQL basics course with rich online/offline teaching experience. Learn SQL basic theory and solve 10 SQL problems together.

We enable you to fundamentally understand and resolve issues where Hangeul appears broken on web pages or in databases, or files contain unknown characters.

Learn the basics of using JPA and Spring Data JPA.

JAVA is a programming language, just like the C language. JAVA can be used for web development and application development, and here we will learn JAVA before doing web development.

Not only developers, but also planners and data analysts learn databases step-by-step, starting from SQL basics.

Extract and utilize data through Oracle 18c and become a database expert!

Learn how to save, modify, delete, and query data in a database. Anyone, regardless of major, can easily follow along in just 30 minutes.

I have summarized the essential SQL SELECT statements and basic usage of Google Sheets that I learned while working as an analyst at a service company.

This is a Java course for those who are new to programming. You can easily learn Java by following along with the code.

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.

Spring AI + JPA + MySQL Premium Reservation Agent Backend Development with 'Autonomous Behavior' Beyond Chatbots to Agents: The Definitive Guide to Tool Calling and Prompt Engineering

By implementing various practical data analysis cases using SQL, you can simultaneously improve your data analysis and SQL utilization skills.

Learn the basic grammar and object-oriented programming of Java.

If you can master DB and programming, you should be more than halfway prepared for the information processing engineer exam. Let's take a look at the DB and programming parts, which are worth 45 to 55 points in the practical exam, and pass the written exam steadily.

An AI system that grades and reviews your code in 5 seconds - imagination becomes reality. This course is an all-in-one project that builds a **'GitHub PR Automatic Analysis and Grading Bot'** using Spring AI. When a student submits an assignment (Pull Request), the server detects it and AI analyzes the code changes (Diff). The grading results are then stored in the database, feedback is automatically posted as GitHub comments, and students can check their results on a dedicated dashboard. From backend to AI integration and frontend (Vaadin) - all with Java! This is the ultimate introductory guide for all developers who want to complete their own AI service from A to Z.