Questions tagged as 'jsp'

Tagged questions
2
answers

How can I make chains, with Java or JavaScript? Help!

Hello Good morning to all, what happens is that I want to capitalize some chains with JavaScript, java or CSS, the latter with CSS and try with the property text-transform: capitalize; and it did not work, they only change with the other propert...
asked by 03.10.2017 / 17:04
1
answer

Request method 'POST' not supported

I'm trying to redirect to another page but by putting the name of the value of the RequestMapping and raising the system I get an error of "Request method 'POST' not supported". Main Controller @RequestMapping(value = "/hello.do", meth...
asked by 01.02.2017 / 15:13
2
answers

Backup Mysql - JSP

It's the first time I try to make a backup of a BD Mysql from a JSP This is my code (In some forum I saw it). <%@page import="java.sql.*" %> <%@page import ="java.util.Calendar" %> <% try{ Calendar fecha = C...
asked by 19.04.2017 / 19:06
2
answers

Where should JSP files be created?

I am starting to learn about java web with tomcat and it is giving me problems where to place each file. The servlets and the java classes, I am creating them within src but the files jsp , html , the view of my application, w...
asked by 04.06.2016 / 22:57
3
answers

pass data to a jsp from a java class

How can I pass data from a query to a jsp? Let me explain: I have a jsp page from which I get parameters, I pass them to a servlet, this in turn executes a query class that goes to the bd, but I do not know how to pass the result of that quer...
asked by 01.08.2016 / 03:31
1
answer

Do you not upload the data from my database to my jsp?

The database is locally I understand that it is placed the libraries are already placed from jdbc and the jar of mysql but does not pull the data     
asked by 14.12.2016 / 18:31
1
answer

Detect input of a form when the button is clicked

Guys, how are you? I have a doubt, I have to validate a field type text of a form, the issue is that I generate a form for each row of a table that I bring by jsp. so: <tbody> <c:forEach items...
asked by 14.11.2018 / 18:11
1
answer

How to show a report of JasperReport (ireport) in a pdf JSP JAVA

You will see I have a problem, I must from a button in a jsp, send to call a report that I made in jasperreport above and be displayed in a pdf window to the user. When you click on the button, you must send a signal to the servlet and servle...
asked by 26.10.2018 / 09:13
1
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Jsp does not recognize Javascript files

I'm doing a web application with JavaEE and I need to pass certain parameters from a Servlet to a Jsp, I do it like this: request.setAttribute("car", per.getCarrera().getNombre()); And for the redirection: request.getRequestDispatcher("/o...
asked by 20.10.2018 / 23:05
1
answer

form in jsp with several actions

I'm doing a form in jsp that I can edit and delete at the same time, I have a problem with the option to delete several, where I have put a checkbox to each one to select the ones you want and delete them at the same time. The problem I have is...
asked by 23.10.2018 / 21:13