Visit This is the site to download the most recent version of Eclipse. We assume the JRE and JDK have been installed as described above. Once the file is downloaded, you may have to double-click the downloaded file to unpack or unzip it. In the main table, choose the machine on which it will be installed (your computer) and click the appropriate Download item. Visit Oracle's website This is the site to download the Java SE Development Kit 8u74, which includes the JRE and JDK. If you get an error message or the version is earlier than 1.8 you MUST (re)install the JDK. To find out, type javac -version: C:\>javac -version Of the Java Development Kit (JDK) on your machine, you probably don't have it. Which JDK do you have? If you are on a PC running Windows and have never installed a version If Java 1.8 is not installed on your computer, you need to install it. If this command had failed (meaning Java isn't installed at all), that would mean Java was not installed on your machine. That's OK, as long as it is 1.8.0_something. Java(TM) SE Runtime Environment (build 1.8.0_60-b27) You might have something slightly different, like C:\>java -version This says you have version 8 installed (8 and 1.8 are synonymous). Java(TM) SE Runtime Environment (build 1.8.0_74-b02) It should look something like this: C:\>java -version
JAVA SE DEVELOPMENT KIT 8 UPDATE 60 MAC OS
and type java -version in Mac OS X, Applications > Utilities > Terminal)Īnd type java -version at the command prompt. Open a command window (in Windows, Start > Run.
JAVA SE DEVELOPMENT KIT 8 UPDATE 60 HOW TO
Here's how to find out which JRE you have on your computer.
If you think you already have the right JRE and JDK, find out this way: You don't need to know much more than the fact that there isĪ JRE and a JDK. You can see a diagram of what each contains on this website:Ĭomplexity.
It includes a debugger, as well as lots of other pieces, which help Java work smoothly. This includes the compiler, which translates Java programs into the Java virtual machine language. This includes everything needed to run Java programs, including an interpreter for its machine language (the Java Virtual Machinee) and the libraries of codes of classes that come with Java.Ī Java Development Kit (JDK). Note that you need version 8 of Java, not version 7 or 6. You have to get both the Java Platform and Eclipse onto your computer. It is housed in an integrated development environment (IDE)Ĭalled Eclipse. CS 2110 uses the Java Standard Edition (Java SE 8) platform.
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