よく忘れるので、メモ $ sudo yum install java-1.8.0-openjdk-devel.x86_64 $ sudo alternatives --config java $ /usr/bin/java -version openjdk version "1.8.0_252" OpenJDK Runtime Environment (build 1.8.0_252-b09) OpenJDK 64-Bit Server VM (buil…