April 2017
Beginner
504 pages
14h 11m
English
Content preview from Java 9 Programming By Example
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Setting JAVA_HOME
The JAVA_HOME environment variable plays a special role for Java. Even though the JVM executable, java.exe or java, is on the PATH (thus you can execute it by typing the name java without specifying directory on the Command Prompt) (Terminal), it is recommended that you use the correct Java installation to set this environment variable. The value of the variable should point to the installed JDK. There are many Java-related programs, for example, Tomcat or Maven, that use this variable to locate the installed and currently used Java version. In Mac OS X, setting this variable is unavoidable.
In OS X, the program that starts to execute when you type java is a wrapper that first looks at JAVA_HOME to decide which Java version ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.