Recent questions tagged JAVA

0 votes

1.5k views

1 answer

I have 2 projects Sever side project which does the CRUD operations. (Lets say P1) Client side JSF presentation ... . Can this be automated? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

java - Is this a valid way to count instances of objects?

Is this a valid way to count instances of objects? Or should I not override finalize? public class MyClass{ private ... t have to be Thread safe See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.5k views

1 answer

java - Dynamically adding rows to JTable - Why do they appear at once?

In the example, I'm seeking to add a table to my GUI and then dynamically add rows to it (to show the progress ... 10)); setContentPane(cp); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.6k views

1 answer

java - JOOQ Vs Hibernate behavior

As we know Hibernate have a a very good feature SaveOrUpdate when we pass any object to this method it know data ... code i have to handle this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

java - Different JSON configuration in a Spring application for REST and Ajax serialization

In a Spring application I have added a custom JSON serializer which is applied to a field with thte tag: ... how to do this? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

java - How to manually roll over the logfile with JDK Logging

I have an application which uses JDK Logging with a logging.properties file which configures a number of older log-file ... obj).rollOver(); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.6k views

1 answer

java - How to add continuous section break to XWPFDocument?

I would like to have 2 sections on the same page in XWPFDocument. First section should have only 1 column, ... of next page section break? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - Why does the FirstThread always run before the SecondThread in the following code?

public class TowThreads { public static class FirstThread extends Thread { public void run() { for (int i = 2; i ... me a good example? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Change Jframe Shape

In c# you could change the form shape to be as some picture shape that you draw.. I wonder if there is the ... some buttons.. is it possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Gradually accelerate sprite on key pressed; gradually decelerate on key released

I've been trying to figure out how I can gradually accelerate a sprite on key pressed and then once the key is ... do not know as much as others See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - Selenium: How to avoid StaleElementReferenceException when looping through a set of elements?

I have a page that contains a bunch of tables. I loop through the tables in the outer loop and then loop ... or the document has been refreshed See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

java - JavaScript equivalent of SwingUtilities.invokeLater()

Is there any equivalent of Java's invokeLater() method of SwingUtilities in Javascript? UPDATE 1 So, will setTimeout ... same as invokeLater()? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - Why is it called an "anonymous" inner class?

Just today I needed a way to pass a function around between different objects. I quickly learned that you ... confusion about this terminology. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - How to inject parameter into constructor of TestNG class?

I have implemented a programm with the strategy pattern. So I have an interface which is used at some places and ... now and all of them fail. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

java - Postgresql not connecting to android using JDBC throwing org.postgresql.util.PSQLException: The connection attempt failed

I am developing an android application for which I need to connect to Postgresql database, I installed it 9.3 ... 1]:5432 -PC:49574 ESTABLISHED See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - JAXB Element mapping

I have an xml similar to: <alpha> <beta> <theta>abcd</theta> </beta> </alpha> I want to map the theta ... using jaxb that comes with JDK 1.6 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - Nested loop in RobotFramework

I need to create a nested loop in Robot framework. Can you please Help me do it? ${contents}= Get File ${ ... } in the file. Thanks in Advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Database not found error in Apache Derby

First, this is my first time with Apache Derby. I am using netbeans, willing to use embedded ... .Component.dispatchEvent(Component.java:4686) at java.awt.LightweightDispatcher...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Drawing numeric diamond

I need to draw a numeric diamond, for example with a height of 9: 1 222 33333 4444444 555555555 4444444 33333 222 1 ... System.out.print(" "); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Unable to solve errors in android?

I am working on android quiz game. QuestionActivity and EndgameActivity are 2 classes in my game. I want when my game ... > </intent-filter> </activity> <activity android:name="...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

java - Cannot inherit from final class

I installed Android studio 0.4.2 at Windows 7(64-bit). Try create simple project from studio, but I get an error ... ), 'proguard-rules.txt' } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - How does IDEA bind classes to .form files?

Intellij IDEA has a feature where you can bind form files to a class. https://www.jetbrains.com/help/ ... exactly they get matched together . See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - ZonedDateTime.parse() fails for exact the same string in Windows but works in Mac and Linux

The following UnitTest is failing when being executed through IntelliJ IDE in a Windows machine (Java 11.0.9) but ... not be parsed at index 0 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.5k views

1 answer

java - JTabbedPane swing update error

I have 2 JPanels in a JTabbedPane and when update(g) is called on a panel inside the first panel (Its ... how can i circumvent this behaviour? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

java - Inserting text in middle using RandomAccessFile removes some text after that

My Sample Code String line = null; RandomAccessFile file = new RandomAccessFile("D:/mahtew.txt", "rw"); ... will be appreciated Thanks Mathew See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - How to assure reliable message delivery of websockets?

I am developing a simple server whose primary task is to push notifications to users like a typical Push ... it through websocket session See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

java - @Transactional methods in @Controller class are not considred as transactional

I noticed that the following is not working in a class marked as a @Controller: @Autowired SessionFactory sessionFactory; ... more or less)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

java - Send information from android application to a Web Service and back

Let's say I need to create an android app which will, on the click of a button, send a number from a ... do this using java in android studio. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags