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1. jsp attribute value-trying to use expressions to form attribute values    stackoverflow.com

I am facing a basic problem in my jsp. I have a jsp. There is a div element that is part of a loop .So here x is a counter. I ...

2. "The value for the useBean class attribute user.UserData is invalid" - why?    stackoverflow.com

Attempting to create a selection of webpages that take some information, and then display it on a later page, Works up to the retrieving and displaying stage, where I get the ...

3. The value for the useBean class attribute is invalid    stackoverflow.com

I am new in JSP and trying to to simple power calculater. So I take 2 numbers from user and later I get result of calculation and show on page. Here ...