Why do the JMS dbms_aqadm.add_subscriber and dbms_aqadm.remove_subscriber calls sometimes hang when there are concurrent enqueues or dequeues happening on the same queue to which these calls are issued?
1 1877Why do the TopicSession.createDurableSubscriber and TopicSession.unubscribe calls raise JMSException with the message "ORA - 4020 - deadlock detected while trying to lock object"?
1 1551Why doesn't AQ_ADMINISTRATOR_ROLE or AQ_USER_ROLE always work for AQ applications using Java/JMS API?
1 2941
What are different modes of auto-wiring?
How can you achieve internationalization using messagesource?
What is contextloaderlistener in spring?
Is class forname reflection?
What do you mean by spring beans?
Can I use the getattribute() and setattribute() methods of version 2.2 of the java servlet api to parse xml documents? : BEA Weblogic
How to debug my ant script?
What is a thin client?
What are the common uses of "this" keyword in java ?
What are static variables and functions?
What is a web container in j2ee?
List primitive java types?
How many types you configure managed server in weblogic server ?
What is api in j2ee?
Explain serialization and deserialization in java?