How do i set alternatives on redhat?
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The alternatives system is a way maintaining symbolic links to different versions of software. Typically used for java, perl, etc.
If you have multiple versions of java install, to see the config, the "+" symbol show what is currently set. To change it to version 1.7.0 choose number one, then run this command again to verify.
# alternatives --config java There are 2 programs which provide 'java'. Selection Command ----------------------------------------------- * 1 /usr/lib/jvm/jre-1.7.0-openjdk.x86_64/bin/java + 2 /usr/lib/jvm/jre-1.8.0-openjdk.x86_64/bin/java Enter to keep the current selection[+], or type selection number:
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