Question:When I am trying to run a Java program on Linux, I am getting the following error. Looks like the Java program is compiled for a different Java version than the default Java program installed on my Linux. How can I switch the default Java version on Linux? Exception in thread "...
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This article explains how to check what version of Java is installed on your Linux system using the command line.
There are several ways to check theJavaversion on Linux. The following text presents three different methods. Method 1: java -version Command To check the Java version on Linux, run the following: java -versionCopy The output displays the Java package version installed on your system. In the ...
How to install/uninstall java 1.8 as the default in RHEL 7 Solution Verified- UpdatedAugust 2 2024 at 6:36 AM- English Issue Need to install java-1.8.0 on Red Hat Enterprise Linux 7. Need to set this as the default version of java for the system. ...
Step 3. Install OpenJDK Java 18 The Java OpenJDK version 18 is already included in the Ubuntu 22.04 repo. So we install it, we need to execute the following command: sudo apt-get install -y openjdk-18-jdk Once installed, execute the following command to check the Java version: ...
openjdk version "1.8.0_322" OpenJDK Runtime Environment (build 1.8.0_322-b06) OpenJDK 64-Bit Server VM (build 25.322-b06, mixed mode) The interactions between Java naming conventions and Linux package naming conventions can be somewhat confusing. Earlier in this tutorial, we clarified the di...
After completion, type below to check the Java version. java --version You should see Java 17 in the prompt. You can also check out the Java executable path via the below command: which java Java 17 after install – on Ubuntu 22.04 LTS Jammy Jellyfish ...
Or CentOS Linux? Let’s get started on changing default Java to JDK 9 root@crunchify:/tmp/crunchify# java -version openjdk version"1.8.0_121" OpenJDK RuntimeEnvironment(build1.8.0_121-8u121-b13-4-b13) OpenJDK64-Bit ServerVM(build25.121-b13, mixed mode) ...
Set the environment variable for java 11 version. [root@linuxhelp ~]# vim /etc/environment# jdk 11.0.2 export JAVA_HOME:/usr/java/jdk-11.0.2 export JAVA_PATH:/usr/java/jdk-11.0.2/bin With this, Installation of java 11.0.2 version LTS On centOS 7.6 comes to end. ...