I found it hard to decipher what is meant by working directory of the vm.In my example, i was using the java service wrapper program to execute a jar - the dump files were created in the directory …How to use -xx:+unlockdiagnosticvmoptions -xx:compilecommand=print option with jvm hotspot asked 13 years, 9 months ago modified 9 years, 2 months ago viewed 29k timesI am trying to extract the url for facebook video file page from the facebook video link but i am not able to proceed how.The facebook video url i have