System Properties « Development Class « Java

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Java » Development Class » System Properties   1. Get system properties using System class 2. Get Java specification version using System class 3. Display System Properties 4. Use System.getenv to get environment variables 5. Machine User Name 6. Get username of system current user 7. Check Version 8. Get Java Runtime Environment (JRE) version? 9. Clear system property: The System.clearProperty() method available in Java 1.5 10. Dealing with the Java environment 11. Get operating system temporary directory / folder 12. List one or more item(s) from System Properties 13. System.setProperty("apple.laf.useScreenMenuBar", "true") 14. Get Java Home directory 15. Determine operating system using System class 16. Setting the Value of a System Property from the Command Line: add -D option to the java command when running your program. 17. Get path / classpath separator 18. Get file separator symbol 19. Get operating system name and version 20. Get user home directory name 21. Set a system property 22. Dump Props 23. Get Environment Variables 24. This program prints out all system properties