chmod u+x jdk-6u25-linux-i586.bin ./jdk-6u25-linux-i586.bin sudo mv jdk1.6.0_25 /usr/lib/jvm/ sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/jdk1.6.0_25/bin/java" 1 sudo update-alternatives --install "/usr/lib/mozilla/plugins/libjavaplugin.so" "mozilla-javaplugin.so" "/usr/lib/jvm/jdk1.6.0_25/jre/lib/i386/libnpjp2.so" 1 sudo update-alternatives --config java sudo update-alternatives --config mozilla-javaplugin.so
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Java - Community Ubuntu Documentation
