Questions tagged as 'java'

Tagged questions
12
answers

How to correctly compare Strings (and objects) in Java?

I am creating a mini game in which the user tries to guess a name. But when I want to compare two text strings to see if they are equal it does not seem to work. final String miNombre = "Jordi"; Scanner input = new Scanner(System.in); System.o...
asked by 02.12.2015 / 12:35
0
answers

Error compiling project with UTF-8 in Java

When I gave a Java project in NetBeans in Clean and Build, but I see these errors The data with utf-8 is brought from a Php NuSoap Web Service C:\Users\alumno.desarrollo2\Documents\Proyectos Java\Token\build\generated-sources\jax-rpc\META\P...
asked by 09.02.2018 / 15:19
0
answers

conxion DB on android with MSSQL auth

I'm trying to connect to a BD from an Android device, but the DB is in MSSQL with windows authentication through a VPN. Download to the device the Sonicwall app which connects me to the VPN but when running the project I have this error: java...
asked by 07.02.2018 / 03:35
1
answer

why does this error come out java.lang.StackOverflowError?

I have the following query @NamedQuery(name = "findNivelesPersonaByCvePersona", query= "select myNivelesPersona from NivelesPersona myNivelesPersona where myNivelesPersona.persona.cveIdPersona = ?1"), and the following in the ser...
asked by 08.02.2018 / 22:29
0
answers

Connection of the graphic interface with the model and image inside a JButton?

What happens is that I'm in a project related to a chess, and I have 2 doubts: 1 - how to enter a picture to a JButton? 2 -I have an 8x8 matrix type JButton that represents the board in the graphical interface, but I do not know how to relate...
asked by 08.02.2018 / 20:54
0
answers

Combined (vector, lists, file) and counter

my problem arises from a matter that I must render in the faculty, I am quite stuck, and it is a subject that I have left aside for this very reason. I achieve progress with the process, but the result never fails me, or I do not know what I'm d...
asked by 08.02.2018 / 19:14
0
answers

Run a jar called from php?

I want to call a jar that receives parameters for electronic signature, I want to do it from php, in localhost it's great, I have a hosting with tomcat support with JVM Shared, I upload it in the same way I have in local and it does not do anyth...
asked by 08.02.2018 / 23:44
0
answers

How to capture a php array and capture it in Java and transform it to Json

I mean, I'm using a PHP Web Service with NuSoap, the return of a method is an array (without converting it to a jsonstring) Return structure array('return' => 'tns:estructura') Array to use $data = array(); This array is then loa...
asked by 06.02.2018 / 20:08
1
answer

PreparedStatement does not insert data

Good afternoon: I request the collaboration to solve the following problem that I have with two files in java, one is called test and the other connections, the test file has a table that brings the data from the mysql database and with a click...
asked by 07.02.2018 / 19:08
0
answers

Consume with Java a web service created with GeneXus

I am trying to consume from Java a SOAP web service created in GeneXus. I have access to the WSDL by the URL and followed the steps to create a SOAP client, but on the screen where I have to put the WSDL link, when I place it, I see "The se...
asked by 07.02.2018 / 19:35