Questions tagged as 'java'

Tagged questions
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How to set the category of an app in android

How do I define the category of my Ex app. media, tools, social ... Is it in manifest.xml or in the playStore?     
asked by 18.10.2015 / 22:50
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SelectOneRadio sending only one value

I am completing a simulation system for my course completion work. However, I have a problem that I still can not solve. I do a filter to select the questions for the user to answer, and I play those questions that were found by the filter wi...
asked by 17.10.2015 / 16:26
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Connect Java system to the database on the server

I have a Desk system in which I'm trying to connect to a database that stays on the server. But every time I try to connect it gives the following error:    java.sql.SQLException: null, message from server: "Host   'nco-inf-04.cop.com.br' is...
asked by 12.08.2015 / 13:28
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Get Selected DataTable Row

I have a dataTable with the data in front of each given a button, when I click the button a dialog is opened so that I can do an edit in that data, however I can not get the object that was selected to pass as pro method parameter...
asked by 14.07.2015 / 16:15
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Table does not update correctly after editing

I have a dataTable and in the last column I have an edit button that opens a dialog with a field to fill. When I click on edit the table is updated with the edited data, however if I give an F5 the old data will return to appear in...
asked by 14.07.2015 / 18:38
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Error in xamarin: Could not create the Java Virtual Machine

I'm having a problem initializing the designer wanted to know how to solve this problem    Could not create the Java Virtual Machine Screenshot:     
asked by 23.08.2015 / 16:21
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Java Lang Array Error

Good afternoon, I'm adapting this code to make the search based on an automaton. The automaton will search for dates in the source codes of web pages and will display those dates on the console. This is a java lang error on line 122 of the packa...
asked by 23.08.2015 / 22:56
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Update does not update

The app works like this: An SMS is received, so the app checks if the number that sent this SMS is registered, if the app checks the first twenty characters of the message, which I call text (example: Light 1 .. .............- ON, or: Light 1 .....
asked by 30.09.2015 / 19:53
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How to solve the problem of date validation - calendar - PrimeFaces?

When loading the date in a calendar (PrimeFaces) it loads normally: Code: <p:outputLabel value="Data de Nascimento" for="data-nascimento" /> <p:calendar id="data-nascimento" locale="pt" mask="99/99/9999" value="#{solici...
asked by 01.10.2015 / 01:38
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How to make a direct connection to the table?

I want to know how to mount the Connection in Java to make the direct connection to the table, or if it is possible to do this. Example: conexao = DriverManager.getConnection("jdbc:mysql://localhost:3306/scrum/usuario","root","tonhao...
asked by 02.10.2015 / 01:21