Java is one of the most popular programming languages in the world, used for building different types of cross-platform applications. This article explains how to check what version of Java is installed on your Linux system using the command line. This can be useful when installing applications ...
wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" https://download.oracle.com/otn-pub/java/jdk/8u201-b09/42970487e3af4f5aa5bca3f542482c60/jdk-8u201-linux-x64.rpm Windows: wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-secu...
Step 1: Check If Java is Installed To begin with, let’s check ifJavais installed in theArch Linuxusing the following command. $ java -version OR $ which java Check Java Installation on Arch Linux From the output above, it evident thatJavais missing. Let’s now proceed and install both...
The system responds with the path where Java is installed. Use the path to check the Java version: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -versionCopy Alternatively, use thewhereis commandand follow thesymbolic linksto find the Java path. To do it, take the following steps: 1. R...
To install this version, first update the package index: sudoaptupdate Copy Next, check if Java is already installed: java-version Copy If Java is not currently installed, you’ll see the following output: Output Command 'java' not found, but can be installed with: ...
To set the JAVA_HOME environment variable, use the update-alternatives command to find where Java is installed: sudo update-alternatives --config javaCopy In this example, the installation paths are as follows: OpenJDK 11 is located at /usr/lib/jvm/java-11-openjdk-amd64/bin/java OpenJDK ...
Check for existing Java installs You don’t need to setup Java on Ubuntu if someone has already installed it for you. A quickjava --versioncheck will tell you if an install is necessary: java - versionCommand 'java' not found, but can be installed with: ...
Step 2: Check Java Version through Command To check the Java version on Mac, run the command mentioned below: /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin/java-version Output shows Java version 1.8.0_351 is installed on the Mac. ...
Check the installed Java version and the JAVA_HOME variable to ensure everything is configured correctly: java --version echo $JAVA_HOME If installed correctly, you should see the following output: Verify the installation of OpenJDK 17 manually using the java –version command. The installation ...
Thus, you may want to know where you can find information on your installed Python version. This can help you make decisions about compatibility, upgrades, and more. This tutorial shows you how to check your Python version, for both Python 2 and Python 3. Here, you can find the command ...