How to know the jdk version on my machine? - Stack Overflow
Feb 16, 2023 · First uninstall all the versions of Java, install Jdk 8. Open new command prompt and type java -version.
"java -version"in cmd gives no result - Stack Overflow
Dec 17, 2020 · Important - Open a new cmd window and use the command java -version. Any already open cmd windows do not reflect the settings that you do in the environment variables …
java - Which JRE am I using? - Stack Overflow
Dec 12, 2011 · There are two varieties of JRE available. Java VM: IBM vs. Sun. Is there a way to know which JRE I am using through JavaScript or some Java issued command.
How to check whether java is installed on the computer
Sep 19, 2013 · After installing Java, set the path in environmental variables and then open the command prompt and type java -version. If installed properly, it'll list the java version, jre …
java - Tomcat: How to find out running Tomcat version? - Stack …
If there are no version.bat or version.sh then use a tool to unzipping JAR files (\tomcat\server\lib\catalina.jar) and look in the file …
How do I check what version of Java I have installed?
Jun 20, 2017 · I want to check what version of Java is installed on my PC before installing the latest Java update. How can I do this?
cmd - Get java version from batch file - Stack Overflow
Jul 18, 2013 · How to get java version and want to get '6' out of java version from batch file. I tried below script, but it didn't work. REM check java exists using JAVA_HOME system variable if …
java - how to check the jdk version used to compile a .class file ...
3 Does the -verbose flag to your java command yield any useful info? If not, maybe java -X reveals something specific to your version that might help?
How to use the command update-alternatives --config java
I am installing Apache Solr on Linux Debian (Squeeze). I have been instructed to install sun-java jdk 1st. Then am told that I should use the command sudo update-alternatives --config java to …
How to check java version at linux (RedHat6) - Stack Overflow
Dec 4, 2017 · To check which version of Java is installed, follow this procedure: -Open a Linux command prompt. -Enter the command java -version. -If Java version is installed on your …