Questions tagged as 'jsp'

Tagged questions
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Question How to recover data in blob format and display in jsp

I'm not sure how to do this, but I'd like to know how to do this. even some example so that I can address myself, I'm using mysql as a database.     
asked by 09.05.2017 / 19:53
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INFO: Error parsing HTTP request header

When submitting a form, I was testing how much information I can send via HTTP. I am using Mysql DBMS. I have an application that runs several fields of type textarea. Example: a form with 10 textarea (I use a field limiter to validate the am...
asked by 29.04.2017 / 23:57
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How to validate blank fields in html

I need to validate the inputs of a form. I'm working with JSP, javascript and html codes. The system is expected to work like this: The person buys and has the buying steps. In the first stage, the person places the quantity, then clicking the "...
asked by 28.03.2017 / 21:02
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Problem to return to jsp by changing url using sendRedirect in servlet

I log in to my jsp, then I command the servlet to do the checks, and return to jsp, but when I return the url it continues with the path of the servlet, not with my index.jsp, it follows part of the code which return to my jsp. try {...
asked by 24.03.2017 / 18:10
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JSP does not recognize Twitter Bootstrap

I'm sometime trying to figure out why my JSP page does not recognize the Twitter CSS Bootstrap. The ones I found on the internet have already tried and nothing. The reference is thus for the CSS: <link rel="stylesheet" href="${pageContext.r...
asked by 09.03.2017 / 15:10
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Filling and submitting forms with Spring MVC and JSP

I'm starting Java Web , developing a stocking system following the Caelum Java applet for Web. All front-end and the persistence layer have already been developed with only the control integrating the two, but I have a lot of doubts...
asked by 07.03.2017 / 17:53
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JSP works normally only on Localhost

I'm developing a dynamic web project in JAVA. I'm using JAVA 1.8_0121, Tomcat 8.5 and mySQL. Since I started the project I used localhost to debug my application, now I'm trying to deploy to my server, when I did this, the program started show...
asked by 23.02.2017 / 19:40
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Date Formatting in Java and Hibernate

Good morning everyone! I'm trying to return a formatted date, it's in the database as date, but for return it could be a msm string. Some friends have indicated two modes, creating a new method for formatting or using java 1.8's LocalDate. The...
asked by 16.01.2017 / 11:38
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request.getRequestDispatcher is not working and has no errors

I have a problem in the request.getRequestDispatcher ("Valida.jsp"). forward (request, response); from my servlet that does not forward to the Valida.jsp page. I need to pass from an HTML to a javascript (by Ajax) which passes the infos to a S...
asked by 30.12.2016 / 04:23
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How to create an alarm clock with mozilla notifications

Hello, I'm developing a calendar in JSP, the schedule is already fully ready, just to warn an alarm clock that I want to do, the same should work as follows. From x time before the events marked with "remind me" I want to send a notificati...
asked by 09.01.2017 / 14:56