Installing JDK and IntelliJ IDEA
JDK
Download JDK 8 at https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
Installation Instructions: https://docs.oracle.com/javase/8/docs/technotes/guides/install/install_overview.html
IntelliJ IDEA
Download at https://www.jetbrains.com/idea/download
Code Samples
Download at http://www.deitel.com/Books/Java/JavaHowtoProgram10eEarlyObjects/tabid/3656/Default.aspx