After leaving my manufacturing company, I wanted to switch to being a backend developer, so I took the mentor's lecture!

The lecture was very storytelling and explained exactly what the students didn't know, so I understood it better.

Thank you~

qotngks1522222

Spring beginners can grasp core principles and solidify basics via examples.

Spring Core Principles - Basic Edition

qotngks152, thank you for listening so diligently!!

입문

초급

중급이상

스프링

Spring

객체지향 프로그래밍(Object-Oriented Programming, OOP)

Course Introduction

Object-Oriented Design and Spring

Understanding Spring Core Principles 1 - Creating Examples

Understanding Spring Core Principles 2 - Applying Object-Oriented Principles

Spring Container and Spring Bean

Singleton Container

Component Scan

Auto-injection

Bean lifecycle callback

Empty scope