mac과 linux(ubuntu)에서 환경변수 JAVA_HOME 지정하기

mac과 linux(ubuntu)에서 환경변수 JAVA_HOME 지정 하기

<MAC OS> 

http://www.mkyong.com/java/how-to-set-java_home-environment-variable-on-mac-os-x/

 $ /usr/libexec/java_home

/Library/Java/JavaVirtualMachines/jdk1.7.0_65.jdk/Contents/Home

$ export JAVA_HOME="/Library/Java/JavaVirtualMachines/jdk1.7.0_65.jdk/Contents/Home"

<Linux-ubuntu>

https://www.digitalocean.com/community/tutorials/how-to-install-java-on-ubuntu-with-apt-get

$ sudo update-alternatives --config java

$ sudo nano /etc/environment

$ JAVA_HOME="YOUR_PATH"

$ source /etc/environment