Questions tagged as 'java'

Tagged questions
0
answers

How to modify what is shown in the gvnix loupe field?

I am working on a project with spring roo and with gvnix, the question I have is about the loupe field, I already know how to change what is shown in the list of search results, concatenating the fields of my entity that I want and calling the...
asked by 26.07.2016 / 19:10
1
answer

Implement night mode on Android

I understand that Android is a night mode is to say that it differs if it is day or night, my question is How to get that data and thus be able to change from a clear subject to a dark subject? Update The problem that arises after findin...
asked by 26.07.2016 / 13:08
1
answer

Unable to find the driver com.mysql.jdbc.jdbc2.optional.MysqlXADataSource register this driver in the databases tab

I have a pool of connections in a weblogic 12C server, the connection and the insertion of data to the database, mapping the classes manually is done normally, the problem is when I try to do it with New Entity Classes from database in netbeans...
asked by 08.03.2016 / 01:35
1
answer

error javax.ejb.EJBException

Hi, I have a problem, I'm doing my project in Java Server Faces and by carrying out a method of a controller that I created, I do the debug and do everything that I should do but in the end this comes out, thanks for help. Here is the stacktr...
asked by 26.03.2016 / 07:16
0
answers

java web copy image in File WebContent

I am a bit new in java I am creating a small page where I receive images in base64, I decode them and I publish them so that they are published by url. For that there exists a folder / webContent / img but it gives me an error @Path("/get") pu...
asked by 19.04.2016 / 05:37
1
answer

Jasypt and hibernate

Hi, I wanted to encrypt the key I have to the database in the file hibernate.cfg.xml, and I found Jasypt can do it, I followed these tutorials. link link I used the encrypt.bat and put the parameters to return the key to the encrypt...
asked by 05.04.2016 / 03:16
1
answer

Error executing

I work in a web application with NetBeans but I get the following error: Any idea how to solve it? This is the web.xml file     
asked by 23.05.2016 / 16:38
1
answer

Routing to the src folder

I have a project in NetBeans-Java Web and I want to send data from a form (login) to authenticate them and give access to the system. The form is in the Web Pages folder and in that folder I can route using for example href="../ f...
asked by 19.05.2016 / 14:41
0
answers

Error: Data too long for column 'image' at row 1 with MySQL medium column

I am storing images that range from 1mb and maximum 7mb in a MySQL database. For this I have created a table with a field of type MEDIUMBLOB that has a capacity of 16,777,215 bytes which is the same 16mb. When I save images of up to 2.2mb it...
asked by 24.05.2016 / 01:54
0
answers

AccesRandomFile shortcut files

What I need is to know why when I enter a record to read I skip the EOF exception that says there are no more records in the file. I have created in the code that each record that has a length of 44 bytes to go directly to a record. Then I wante...
asked by 19.05.2016 / 16:02