servlets Archives - Page 3 of 3

Uri not Absolute exception getting while calling Restful Webservice

An absolute URI specifies a scheme; a URI that is not absolute is said to be relative. http://docs.oracle.com/javase/8/docs/api/java/net/URI.html So, perhaps your URLEncoder isn’t ...

April 6, 2022
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java.lang.NumberFormatException: null i

Here i come up with problem while performing some operation like update,delete and insert but its return some null value with exception kindly ...

April 6, 2022
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WebServlet cannot be resolved to a type

April 5, 2022
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HTTP Status 500 Error instantiating servlet class

April 4, 2022
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An established connection was aborted by the software in your host machine tomcat jackson

Eh… after hours of debugging and thinking – the answer turned out to be the most obvious one – both clients I have ...

April 4, 2022
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how to fix Cannot call sendRedirect() after the response has been committed?

you have already forwarded the response in catch block: RequestDispatcher dd = request.getRequestDispatcher("error.jsp"); dd.forward(request, response); so, you can not again call the : ...

April 4, 2022
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What is the difference between JSF, Servlet and JSP?

JSP (JavaServer Pages) JSP is a Java view technology running on the server machine which allows you to write template text in client side languages ...

April 4, 2022
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