graybull's Blog

ubuntu install sun jdk 1.7

  • download jdk-7u25-linux-x64.tar.gz from oracle site.
  • unpack jdk-7u25-linux-x64.tar.gz
  • Install it. Actually, you needn't install it, just copy the directory to a specified place.

     $ sudo mkdir /usr/local/java

     $ sudo cp jdk1.7.0_25 /usr/local/java

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redhat linux卸载默认的openjdk与安装sun的jdk

redhat enterprise linux 6.1系统中默认安装了openjdk,可是我想用的是sun的jdk。

  • 卸载openjdk
  • 安装sun的jdk
  • 配置环境变量

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