Không chuyên bắt kịp chuyên ngành - cơ sở dữ liệu, SQL

Web developers (especially React developers) can now truly easily launch apps. With Expo, you can launch both Android and iOS apps even faster. Let's become a developer who can quickly launch apps with Expo.

We will create an SNS service similar to Twitter (X.com) using the React19 & Next15 & ReactQuery5 & Next Auth5 & MSW2 & socket.io4 & zustand stack. Finally, we will add SSR for search engine optimization!

Let's create a delivery app for riders with React Native. This is a lecture by a developer who has created more than 5 apps with React Native over the past 6 years and sold them to Kakao Mobility.

Let's create a Twitter-like SNS service with React & Next & Redux & Redux Saga & Express stack. Finally, we will deploy it to AWS after SEO.

Learn about the uses, pros and cons of various design patterns while creating a drawing board with TypeScript/JavaScript. Learning the canvas API is a bonus!

In this lecture, we will show you when testing is necessary and the advantages of testing using the Jest framework. We will apply unit testing and integration testing to React, Express, etc.

You will learn about what a node is, the latest JavaScript grammar, the node API, npm, the module system, databases, testing, and more. You will create a project using five practical examples. You will also deploy a service to the cloud and convert a node project to TypeScript.

If you are a developer who deals with HTTP or want to become a developer but did not major in computer science and are weak in networking, gain lifelong knowledge with this one course!

Data structures are essential subjects for studying algorithms! Let's learn various data structures using JavaScript!

Let's start serious React web development by creating it following the Slack service! From sign-up, login, room creation, to real-time chat!

Now that you've learned the basic grammar of TypeScript, let's learn how to analyze complex types from popular libraries.

Learn the basic syntax of TypeScript, how to analyze types written by others, and how to write your own types.

In this lecture, we will practice developing programming thinking skills using JavaScript. Let's start with the web game, the multiplication table, and then create a word game, number baseball, a reaction speed test, tic-tac-toe, a lottery machine, rock-paper-scissors, a card matching game, a text RPG, a minesweeper, a 2048 game, and a mole catching game.

Let's learn NestJS, which is called the Spring of Node.js, and experience the convenience of Dependency Injection. Let's learn everything from API development, comparison with Express, deployment, and testing.

Let's apply TypeScript to Node.js, add typings to existing npm packages, or create your own TypeScript library.

Let's use React and TypeScript together by adding TypeScript to a web game made with React and React Router, Redux, and MobX.

Are you having trouble deciding between Redux and MobX? Let's learn both first and then decide!

Learn Vue.js and Vuex and Vue Router, which are used with Vue, by creating 8 simple web games.

Create a SNS service using Vue and Nuxt frameworks. Learn the full stack knowledge required for the service.

Learn React through web games. Get familiar with Classes and Hooks, and learn additional things like Context API, React Router, Webpack, and Babel.

This course is for those who are learning database programming for the first time or those who have some knowledge but want to learn systematically. From concepts to practical exercises, you will master the database query language by organizing examples of types that frequently occur in real life.

The basics of database! We will help you to clearly understand the concept of your DB. We will help you not to get lost in any study related to database in the future.

Introduction to SQL Data Analysis! Quick and easy to understand with practical problem solving!

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.

A beginner's guide to SQL coding! We'll teach you the secrets of writing, interpreting, and validating SQL.

How to Handle Explosive Traffic Growth? Learn to build resilient and flexibly scalable architectures through practical design patterns based on EDA (Event-Driven Architecture) using Kafka, Spring, CDC, and Temporal. Explained clearly and simply with real-world experience from Kakao developers, making it understandable even for non-majors. A hands-on focused course covering real-time data flow, event processing, and microservice integration all at once!

We covered the concepts considered while migrating 20 billion data items managed through the existing MongoDB to MySQL.

In this lecture, we aim to create a Web Scraping API server using the Naver Shopping site. We will show you how to configure a managed API server by connecting MySQL and configuring a 3-tier architecture!!

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.

This course is designed to help students learn and practice PHP programming concepts. It is designed for students who want to learn PHP programming concepts.

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

From understanding SQL to using actual functions, Complete preparation for SQLD certification with the latest past exam questions!

Learn common components of global-scale services through popular papers, books, and articles.

This course teaches MS-SQL through baseball/company databases.

This is a course on making practical Unity games with a database. Challenging areas can be covered in this course.

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