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• Is there any technology to kill the user login session if user close the browser?

  - by Gengrlin

  This should work if multiple windows are open. My application is in J2EE. I already tried some javascript like on window.unloadn but this kind of solution is not solid.

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• Runtime casting from String to other datatype

  - by Gengrlin

  Hi I have Map of String values. I want to cast this value at runtime. e.g. Map map = new HashMap(); map.put("key1","101"); map.put("key2","45.40"); Now runtime I know key1 is integer and key2 is double How can I cast this. I tried this: ("101").getClass().cast(Integer). Thanks.

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