This is a really good course to learn the basics properly. I recommend it.

inth82042587

Beginners to Spring can understand the core principles of Spring and solidify their foundation in Spring by creating examples.

Spring Core Principles - Basics

スプリングの入門者が例を作成しながら、スプリングの主な原理を理解し、スプリングベースを確実に固めることができます。