Field « Validation « JSP-Servlet Q&A

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1. How to validate Unique Field in JSP ?    bytes.com

2. validation of input field    coderanch.com

3. Validate fields with JavaScript or Servlet?    coderanch.com

Hi All, My question is in 2 parts: First, I was wondering if there is any benefit to validating a field using JavaScript or just letting the servlet do it? I want to first make sure the field is not blank before invoking the servlet. I was thinking that performance wise, this approach would be better, but I don't know. What ...

4. keeping the data in fields as itis even worng validations    coderanch.com

5. Validate HTML field on the server    coderanch.com

6. Validate Fields from a JSP-HTML    forums.oracle.com