Questions tagged as 'java'

Tagged questions
1
answer

JPA read-only database

Good morning, I have an affair, atypical for me. A database where I need to do select and update in 1 or 2 columns of a table. I would like to know how to configure my persistence.xml Persistence.xml <?xml version="1.0" encoding="UTF-8"?...
asked by 10.01.2018 / 15:10
0
answers

Update on Cascade Oracle with composite primary key

create or replace TRIGGER cascade_update AFTER UPDATE OF project_name ON PROJECT FOR EACH ROW BEGIN UPDATE VEHICLE SET project_name = :new.project_name WHERE project_name = :old.project_name; UPDATE VELOC...
asked by 09.01.2018 / 18:13
2
answers

When opening a dialog block tabs

Headers How do I open the dialog, block the tabs from being clicked on my screen. <p:dialog id ="dlgPagamentos" widgetVar="dlgPagamentos" closable="true"...
asked by 10.01.2018 / 14:31
0
answers

View HTTP Request Time and Java Process in Eclipse

I would like to calculate and visualize the time and resources spent from when the server with JAVA receives a request, from the moment it receives so far in response.     
asked by 18.01.2018 / 19:41
0
answers

Problems with Left Join with EclipseLink - Java

I have a problem with the following query: SELECT * FROM tipo_calibracao t LEFT OUTER JOIN fator_medio f ON (t.id = f.tipo_calibracao AND f.lote = 42) ORDER BY t.id ASC; Java: public List<TipoCalibracao> searchTypes(Long batchId) {...
asked by 08.01.2018 / 20:04
2
answers

KeyStore loading all certificates

I'm creating a webService that connects to the eSocial system, which requires authentication Mutual. When I have only one certificate on the machine, there is no problem, but when it has 2+ certificates, I can not get the user to choose t...
asked by 08.01.2018 / 20:35
0
answers

FireFox Menu JavaFX

Good afternoon, could anyone give me an idea how to create this JavaFX menu?     
asked by 08.01.2018 / 20:31
0
answers

Close specific program in java (.jar) with C ++

I have a program in java running, I would like to close it if necessary with a monitor written in C ++. As in taskmgr only appears java.exe, how to close the specific program.jar?     
asked by 15.01.2018 / 13:41
0
answers

Create application to communicate with SYSFAN output of the motherboard

Hello, I need a library, language, code idea, so you know where I can write the code to communicate with the Fan output from the motherboard. To better understand the idea, there are applications like SpeedFan that do this work. However, I ne...
asked by 15.01.2018 / 01:07
0
answers

Generic wildcard classes

I have this piece of code: public interface ISet<E> { ... public boolean subSet(ISet<? extends E> other){ for (int i = 0; i < other.size(); i++) { if (!isIn(other.get(i))) {...
asked by 13.01.2018 / 00:47