Oracle Java JDK 7

Sun/Oracle的Java JDK 7可能与OpenJDK的不兼容，在Fedora 15中可以使用包管理器安装。具体如何安装呢？打开终端，使用下面的命令安装：For 64-bitwget "http://download.oracle.com/otn-pub/java/jdk/7/jdk-7-linux-x64.rpm"su -c "rpm -i jdk-7-linux-x64.rpm"For 32-bitwget "http://download.oracle.com/otn-pub/java/jdk/7/jdk-7-linux-i586.rpm"su -c "rpm -i jdk-7-linux-i586.rpm"If you already have OpenJDK/OpenJRE installed, you will need to configure your system so that the applications use the Sun/Oracle Java version instead of OpenJDK/OpenJRE. Here is how to do it:su -c "alternatives --install /usr/bin/java java /usr/java/jdk1.7.0/jre/bin/java 20000"su -c "alternatives --install /usr/bin/javaws javaws /usr/java/jdk1.7.0/jre/bin/javaws 20000"su -c "alternatives --install /usr/bin/javac javac /usr/java/jdk1.7.0/bin/javac 20000"su -c "alternatives --install /usr/bin/jar jar /usr/java/jdk1.7.0/bin/jar 20000"For 64-bit:su -c "alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/jdk1.7.0/jre/lib/amd64/libnpjp2.so 20000"For 32-bit:su -c "alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/jdk1.7.0/jre/lib/i386/libnpjp2.so 20000"Ubuntu 环境变量的配置Ubuntu下配置Qt+OpenGL+OpenCV相关资讯 Fedora教程 Fedora 15

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