How to check the JDK version of a class file

  • 17 March 2020
  • ADM

When running a Java application it is mandatory that the JRE version to match or to be higher that the JDK version used to compile the application.

You will get the "Unsupported major.minor version 52.0" error when trying to run an Java 1.8 application using a lower version of Java.


How to install maven on macOS

  • 06 December 2016
  • ADM

How to install maven on macOS. Simple 5 steps: download, extract, path, maven settings and test.


How to prepare a Windows Java Development Machine

  • 05 April 2016
  • ADM

How to prepare a Windows Java Development Machine using Eclipse, NetBeans, Ant, Maven, MySQL, MongoDB, GIT, SVN.


How to generate java client classes from WSDL

  • 05 April 2016
  • ADM

How to generate java client classes from WSDL file using wsimport. Parameters used p, s wsdllocation and verbose.


How to install Maven on windows

  • 12 May 2016
  • ADM

It's very simple to install Apache Maven on Windows. All you need is to download the .zip archive, configure Windows path variable and you are ready to go.