How to know the jdk version on my machine? - Stack Overflow
First uninstall all the versions of Java, install Jdk 8. Open new command prompt and type java -version.
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?
How to check whether java is installed on the computer
Dec 2, 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 version, etc.
"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 form/window.
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?
java - Tomcat: How to find out running Tomcat version? - Stack Overflow
To find out the Tomcat version, find this file – version.sh for *nix or version.bat for Windows. This version.sh file is normally located in the Tomcat bin folder.
How do I check if the Java JDK is installed on Mac?
Jan 12, 2013 · To show the path where the java jdk installed, use command "which javac". Also regarding the version naming, Java 8 is Java 1.8, where 8 is the version number, and 1.8 is the …
regex - How to get java version using single command in Windows …
Jan 21, 2015 · Why not just call for the java.version property in code and either use that directly or write it to a new blank line in the file? Otherwise I really can't see what Java (as a programming language) …
What is command to see all java versions installed on linux?
On most Linux distributions you can use update-alternatives like this: sudo update-alternatives --config java It will list all packages that provide java command and will let you change it. If you don't want 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 system, …