Notes

• An abstract class hides the implementation? An abstract class implements an interface?

move answeered and unanswered questions from DiagonalDifference to this wiki

what is a superclass

research the different types of streams

create an explainer or cheatsheet for Oracle's Javadoc style including All Implemented Interfaces: Direct Known Subclasses: https://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html

what is a "Field Detail" as in System.in https://docs.oracle.com/javase/7/docs/api/java/lang/System.html

what is extends vs implements with regards to abstract classes, interface, and implementations

customize the launch of the geany console window

study eclipse features to find out what to add to geany

System.getenv - string map view of the current system environment