Questions tagged as 'java'

Tagged questions
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Hibernate shows ddl but does not create the tables in the database

When I started the wildfly I expected the tables to be created in the database but on the console it shows a create tables log, but nothing happens in the database. Below I show this: 14:15:00,462 INFO [org.jboss.modules] (main) JBoss Mod...
asked by 03.06.2016 / 19:21
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How popular a bd .sql, which stays on a server, with php, or java? [closed]

I have a bd in Hostinger, I would like to develop something (for 5 hours !!) that I could of different machines popular this bd, some charitable soul can help me?     
asked by 12.07.2016 / 08:59
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Doubt with webservice method put and delete. How to implement in java?

What do I have to implement to make a Webservice available that supports PUT or DELETE. I'm new to this webservice world if you could help me by sending me at least one link from where I can read something about.     
asked by 13.07.2016 / 19:23
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Wildfly PersistenceUnit missing dependencies [closed]

I am trying to make a Web Service using wildfly-10.0.0.Final I am getting the error shown bellow. I already copied / created postgres and eclipselink jars to the Wildfly module folders. 05:13:11,312 ERROR [org.jboss.as.controller.management...
asked by 12.07.2016 / 10:38
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Create a Java application executable

I made an application that has a timer to look at a certain directory every 2 seconds, when I'm running the application in NetBeans it works normally, but I tried to create a JAR of this application and it does not run in the application manager...
asked by 11.07.2016 / 19:50
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java.lang.RuntimeException: Unable to instantiate activity ComponentInfo

I'm running the project on my phone, but it throws the following exception error: java.lang.RuntimeException: Unable to Instantiate Activity ComponentInfo MainActivity: public class MainActivity extends AppCompatActivity { Spinner dropdow...
asked by 19.07.2016 / 04:31
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How do I resize a JPanel within a JScrollPane automatically?

After adding a number of buttons greater than JPanel it supports, I would like to update (increase JPanel ) automatically, how can I do this? private JPanel contentPane; private static int tamanho = 429; public static void main(S...
asked by 28.05.2016 / 22:56
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How to get data from a text file with java?

I have a text file with some data in the following notation [[name: Ricardo]] and I need a function that identifies this mark in the middle of the file, and returns the string with the name in question. I've been tempted to do so with a loop run...
asked by 31.05.2016 / 21:27
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Encryption with MD5 in Java?

I am creating a program that takes a login and a password and encrypts it using MD5, I know that MD5 is not an algorithm that can be called that it encrypts, but in fact it is a hash, a hash is an algorithm that maps variable length data for fixe...
asked by 22.05.2016 / 04:08
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How to store the value of a variable in java after the end of the program? [closed]

How to store the value of a variable in java after the end of the program     
asked by 25.05.2016 / 21:55