Questions tagged as 'jsp'

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Id token can not be verified JSP-Servlet-Maven-ApacheTomcat + GOOGLE API

Help with google login, migrate Ubuntu 18.04 LTS project to Windows, recreate the project and it's still happening ...     
asked by 30.05.2018 / 21:02
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capture data from a drop list

Hello create a drop list that I have your items are in the database but at the time of submitting the form I do not capture the values I hope you can help me <% ResultSet rs = null; %> <% try {...
asked by 21.06.2018 / 21:27
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Help with query sql (count) in jsp

I need to make a query with the function count of plsql that returns me the number of rows of a query that meets some requirements to then do a if , but I can not get anything back. This is the piece of code. Class.forName(...
asked by 24.05.2018 / 07:14
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How to call a java method from a button in jsp, help please!

Hello good afternoon friends, I hope and they are well, previously I had already asked in another occasion and because here I will write it again not to cause confusion, I have this java code that later I put it in a method that I did public...
asked by 30.05.2018 / 19:33
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Access to pages according to roles with Spring

Currently I need that with the users that I have created in mysql according to the role they have access to a certain JSP page. In my xml page of security configuration I have the following: When I access with a ROLE_USER if I access its d...
asked by 30.05.2018 / 12:44
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JSP registration in MySQL

I am trying to make a form using JSP and insert the values using MySQL. The problem I have is that if someone tries to register and the user exists tell me: "The user already exists". It does not work for me, I do not know, but somehow it does n...
asked by 24.05.2018 / 00:52
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JSP problems using cp1252

Exceptions occurred while formatting documents Exception occurred while formatting document /armarios/WebContent/css/material.css Some characters can not be mapped using "Cp1252" character encoding. Either change the encoding or remove the chara...
asked by 23.05.2018 / 00:07
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give values to a drop-down list

Hello, I am very new in this, what happens to me is that I have a jsp form that has a drop-down list and when I fill the entire form in the database in that field it saves 0 and I want it to save the value that I assign him. Help please the p...
asked by 23.05.2018 / 17:47
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Servlet not to return to the previous page

Hi, I'm trying to get the information from the previous page (you show me the menu with the data loaded) to the login no longer appears and redirect me to the login I already managed to not enter without a login but when I went back to the pa...
asked by 23.05.2018 / 18:26
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help Input select Dynamic with ajax and jquery

I am new to programming, and I need your support please: By default if you load the data, but I need the client to select this input before saving, it should show "Select", and so the client is obliged to select the input (), choose and save....
asked by 22.05.2018 / 03:09