How to get Java ?

1. Java is born at 1996 from Sun technologies but is now the proprietary of Oracle
2. Java is divided into two parts:
   a. The Java Runtime Environment (JRE) used to run Java programs in clients' applications
   b. The Java Development Kit (JDK) for developer that need a compiler and other tools
3. Download the JDK from Oracle web site and install it.
4. (option) Download an IDE such as Eclipse for instance