EMM

EMM has asked 14 questions and find answers to 4 problems.

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About

I am a SUN certified java programmer currently working as a product developer.
I love java and related technologies.

EMM questions

How to use JavaScript to determine whether a directory exists?
How to use @Formula in Hibernate/JPA
How to pass multiple parameters to a target in Ant?
DataGrid in GWT, can't clear it
Activiti : no processes deployed with key
Fetching the url of previous page in html?
string to list conversion in python?
Spring: nested exception is java.lang.NoClassDefFoundError: org/aopalliance/aop/Advice
Method local inner class can access final local variable only.Why? [duplicate]
How to get Events associated with DOM elements?

EMM answers

How to avoid overusing design patterns? [closed]
Activiti : no processes deployed with key
Programmatically keep HTTP Session Alive without browser