Javais a widely used programming language that has become an essential tool for developing and running applications on various platforms. If you are a developer or a system administrator using Ubuntu 20.04, you
JAVA_HOME=/usr/java/jre1.7.0_67 由于ubuntu中可能会有默认的jdk,如openjdk,所以,为了使默认使用的是我们安装的jdk,还要进行如下工作。 执行 update-alternatives --install/usr/bin/java java /usr/java/jre1.7.0_67/bin/java300update-alternatives --install/usr/bin/javac javac /usr/java/jre1.7.0_6...
OpenJDK 64-Bit Server VM (build 25.162-b12, mixed mode) 也可以只安装JRE,您可以通过执行sudo apt install openjdk-8-jre来完成。 OpenJDK 10/11 Ubuntu的存储库包含一个将安装Java 10或11的软件包。在2018年9月之前,该软件包将安装OpenJDK 10.一旦发布了Java 11,该软件包将安装Java 11。 要安装OpenJD...
OpenJDK Runtime Environment (build 17.0.3+7-Ubuntu-0ubuntu0.22.04.1) OpenJDK 64-Bit Server VM (build 17.0.3+7-Ubuntu-0ubuntu0.22.04.1, mixed mode, sharing) Now you have installed Java 17 Runtime on your Ubuntu 22.04. Install Java JDK 18 Execute the following command to install the defa...
One Ubuntu 16.04 server. A sudo non-root user, which you can set up by followingthe Ubuntu 16.04 initial server setup guide. Installing the Default JRE/JDK The easiest option for installing Java is using the version packaged with Ubuntu. Specifically, this will install OpenJDK 8, the latest...
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, you'll have to enter the terminal. Note that after each command we mention here, you'll have to pressEnter. ...
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...
This article will guide you through the process of installing and managing different versions of Java on Ubuntu.
一、下载Ubuntu20.04系统的iso文件 Download Ubuntu Desktop https://www.ubuntu.com/download/desktop镜像下载地址 https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/20.04.4/) 二、制作U盘启动系统 下载软件 Rufus https://rufus.akeo.ie按照如图设置后,软件会把ubuntu-20.04.2-desktop-amd64.iso文件,写入U...
首先,在Ubuntu软件包存储库中搜索所有可用的Java版本。 apt search openjdk | grep -E 'openjdk-.*-jdk/' 接下来,选择适合您需求的Java版本。在这里,我们正在安装OpenJDK-21-JDK(Java Development套件),其中包括编译器,库和开发Java应用程序所需的工具。