Getting Started with Java & DrJava - 2/3 installing the JDK (MacOS) and running DrJava

Installing JDK SE 1.8 and running DrJava, in MacOS. - DrJava - http://www.drjava.org/ (click on button [Download Jar File] - Oracle JDK 1.8 revision 261 (Java SE Development Kit 8u261) - https://www.oracle.com/java/technologies/javase/javase8u211-later-archive-downloads.html - Instructions to remove versions of Java - https://explainjava.com/uninstall-java-macos/