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AUI的jdk8 已经安装，然后进行命令行，在哪个目录下执行java -jar xxx命令？

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ubuntu18.04上安装完JDK，java -version提示java无效命令的问题：报错

把自己的笔记本系统改成ubuntu18.04，安装完JDK之后，在/usr/local/java/jdk1.8.0_181/bin目录下运行java -version命令，提示无效命令，使用./java -version又能提示正确信息，是我的shell版本的原...

ubuntu18.04上安装完JDK，java -version提示java无效命令的问题Java报

ubuntu18.04上安装JDK，java -version提示java无效命令 - java报错

JDK工具 java命令详解

java命令也是SCJP必考内容，很有用处，即使你现在用的是IDE。一、查看用法 C:\>java -help Usage: java [-options] class [args...] &...

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