我用 Linux生物信息学习生物信息编程

linux下面安装java

2020-03-11  本文已影响0人  生信编程日常

root下面安装全局的JDK

以debian为例
debian下载jdk:https://download.oracle.com/otn-pub/java/jdk/13.0.2+8/d4173c853231432d94f001e99d882ca7/jdk-13.0.2_linux-x64_bin.deb

其他系统:https://www.oracle.com/java/technologies/javase-jdk13-downloads.html
解压:下载完成后,在下载目录打开终端,直接运行命令sudo dpkg -i jdk-13.0.2_linux-x64_bin.deb进行安装(具体名称看你下载的安装包)

whereis jvm
cd /usr/lib/jvm
 sudo vim /etc/profile

添加环境变量,其中JAVA_HOME为jvm的位置

export JAVA_HOME=/usr/lib/jvm/jdk-13.0.2
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

对于这些配置的解释:https://www.cnblogs.com/samcn/archive/2011/03/16/1986248.html

source /etc/profile

检查java是否安装好

java -version

个人用户安装JDK

下载安装与root相同:

vim ~/.bashrc

配置环境变量

export JAVA_HOME="/usr/lib/jvm/jdk-13.0.2"
export JRE_HOME=${JAVA_HOME}/jre
export PATH=${JAVA_HOME}/bin:$PATH
export CLASSPATH=.:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export LD_LIBRARY_PATH=/usr/lib/jvm/jdk13.0.2/lib/server:$LD_LIBRARY_PATH
source ~/.bashrc 
java -version

如果因为重装Java导致rJava package 安装问题,可以参考https://www.itranslater.com/qa/details/2325759177198666752

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参考:
https://blog.csdn.net/Douz_lungfish/article/details/103232715
https://linux265.com/news/3369.html#list0
https://blog.csdn.net/qq_33432559/article/details/77222502
https://stackoom.com/question/30D0j/%E6%9C%80%E8%BF%91%E6%9B%B4%E6%96%B0%E7%9A%84R-RStudio-%E6%97%A0%E6%B3%95%E5%8A%A0%E8%BD%BDrJava

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