Questions tagged as 'java'

Tagged questions
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How to rotate imageView 90º?

Hi, I'm doing an Image editing app and I need to know how to do a 90-degree rotation of an imageView and replace the original with the rotated image I searched the sites and found this way, but when I do the rotation, the image gets very small a...
asked by 08.12.2015 / 23:18
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Pass the item name clicked on the Android ListView

I have a code that I get the ID of the item clicked on ListView and step to another Activity , but I would like to get the name clicked and not the ID. My code: if (controle != null) { controle.setOnItemClickListener(new Ad...
asked by 09.12.2015 / 13:47
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Doubt about updating JLabel in JFrame

Why can not I update my labelHora in Frame ? Using a print after the line labelHora.setText(x); I noticed that the content of labelHora changes, but the screen continues the default, which in this case is "zzz". package ultili...
asked by 02.12.2015 / 05:51
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Tutorial Demoiselle 2.5 - M1C2 - ERROR rt.jar unknow

Unknown error for me I'm starting on api REST. : 11:35:51,778 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/calc].[calc.Api]] (http-localhost/127.0.0.1:8080-1) JBWEB000236: Servlet.service() for servlet calc.Api th...
asked by 11.11.2015 / 16:39
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How to reconstruct the XML of a Fragment layout, when it is expanded?

I have a screen with a fragment, which without being expanded, it just shows the username and password field and the button to register, and I wanted it when I expanded it, fields like name, date of birth, municipality, state, were inserted betw...
asked by 09.11.2015 / 19:22
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Java / eclipse does not recognize Path GET annotation

I'm developing a Restful application, using eclipse and jersey (Without using framework). But I'm having a problem with annotations like @Path, @GET. When I use these annotations it gives an error in the package line within the class. The fol...
asked by 10.11.2015 / 18:43
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Persist array of JPA objects

I'm trying to persist a ArrayList of Entity in JPA with the following for : EntityManagerFactory emf = Persistence.createEntityManagerFactory("PU"); EntityManager em = emf.createEntityManager(); em.getTransaction().begin();...
asked by 30.10.2015 / 13:15
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Doubt Receiving Parameters (WebService Soap)

Well, I'm in the following scenario: I have this class, it is a webservice (contains the @WebService method): @WebService(name = "l", targetNamespace = "o") public abstract interface Service { @WebMethod(operationName = "Cancelar")...
asked by 29.10.2015 / 15:30
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AND and OR Operators

I recently started using the Criteria API because I need to make queries that would be very complex with HQL. How do I use the AND and OR operators in queries with the Criteria API?     
asked by 29.10.2015 / 03:50
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Sugar ORM ANDROID

Good morning Is there any way to change tables and fields in the Sugar ORM database, so that when performing the app update, it does not crash? I have a registration and I have the PRODUCTS table and it contains name, code, location, etc ....
asked by 29.10.2015 / 13:10