一台Ubuntu18.04 的服务器,一个可以使用sudo命令的非root账户。没有服务器的用户可以购买和使用腾讯云服务器或者直接在腾讯云实验室Ubuntu服务器上直接上机安装JAVA 。 安装默认JRE / JDK 安装Java的最简单方法是使用与Ubuntu一起打包的版本。默认情况下,Ubuntu 18.04包含Open JDK,它是JRE和JDK的开源变体。 该软件包将...
This should show you a list of all the java alternatives you have installed. java-gcj is the free version of Java from the GNU project and comes installed by default with Ubuntu so you should see it. To switch to a different version, use the following command: sudo update-java-alternative...
you may need to install Java on your machine to run Java-based applications or develop Java programs. Fortunately, Ubuntu 20.04 provides an easy and convenient way to install Java
sudo apt update sudo apt install openjdk-8-jdk 通过检查 Java 版本,来验证安装过程: java -version 输出将会像下面这样: openjdk version "1.8.0_252" OpenJDK Runtime Environment (build 1.8.0_252-8u252-b09-1ubuntu1-b09) OpenJDK 64-Bit Server VM (build 25.252-b09, mixed mode) 四、设置默...
一、This will install JIRA Software 7.8.1 on your computer. //将在此计算机安装jiraOK [o, Enter],Cancel [c] o //选择ok 二、Choose the appropriate installation or upgrade option. //安装选项 Please choose one of the following: //[1]快速安装(使用默认设置),[2]自定义安装(推荐高级用户),[...
To use Linux on your Windows PC first you need to install WSL 2. Here's how to do just that on both Windows 10 and 11 in minutes. How to install the Java Runtime Environment We begin with the Java Runtime Environment, which you need on Ubuntu to run Java programs. To install it,...
sudo apt-get install openjdk-7-jdk Installing Oracle JDK (optional) The Oracle JDK is the official JDK; however, it is no longer provided by Oracle as a default installation for Ubuntu. You can still install it using apt-get. To install any version, first execute the following commands: ...
OpenJDK 64-Bit Server VM (build 11.0.11+9-Ubuntu-0ubuntu2.20.04, mixed mode, sharing)) You may need the Java Development Kit (JDK) in addition to the JRE in order to compile and run some specific Java-based software. To install the JDK, execute the following command, which will also...
安装Java时,在Ubuntu上安装Elastic Search失败 可能是由于以下原因导致的: Java未正确安装:Elastic Search是基于Java开发的,因此在安装 Elastic Search 之前需要先安装 Java。确保已正确安装 Java,并且配置了正确的环境变量。 版本不匹配:Elastic Search 对于 Java 的版本有一定的要求,需要检查所安装的 Elastic Search ...
在Ubuntu上安装多个Java版本非常简单。可以使用以下命令安装OpenJDK的不同版本: AI检测代码解析 sudoapt-getupdatesudoapt-getinstallopenjdk-8-jdksudoapt-getinstallopenjdk-11-jdk 1. 2. 3. 上述命令将分别安装OpenJDK 8和11的JDK。 安装完成后,可以使用以下命令验证Java版本: ...