🏫클래스
[JAVA] 자바 추상클래스란?
https://limkydev.tistory.com/188
🐘gradle
apply plugin: 'java' 란?
https://robin00q.tistory.com/15Gradle to execute Java class (without modifying build.gradle)
https://stackoverflow.com/questions/21358466/gradle-to-execute-java-class-without-modifying-build-gradle[IntelliJ] 필수 단축키 정리 (+ 전체 단축키 표)
https://ifuwanna.tistory.com/241Intellij에서 Gradle 버전 바꾸기
https://namsick96.github.io/build%20tool/Gradle_version_change_at_Intellij/
패키지 관리
SDK! 으로 Java 버전 관리하기
https://phoby.github.io/sdkman/Ubuntu 20.04 - OpenJDK 11 설치, 삭제
https://codechacha.com/ko/ubuntu-install-open-jdk11/
Intellij
Intellij IDEA with WSL2
https://velog.io/@melonicecream/Intelij-IDEA-with-WSL2