Recent questions tagged java

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java - Struts2 iterator how to get it to work?

I am using Struts2 <iterator> tag to display value in JSP. Method is getting called, but no results were displayed. ... </tr> </tbody></table> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Spring Boot CSS Showing up blank / not loading after trying everything

I am really new to Spring Boot, and I am currently going through the book. Spring Boot in action. I created and ... </form> </body> </html> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Creating Same UI Supporting Different Screen Sizes?

I am Currently having designing problems in android studio. I want to create UI which should looks same on every ... like screen size 4.7. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to set locale dinamically via code in Struts 2

In my application, I have to display the content based on the locale user chosen in the configuration page. ... locale dynamically in Struts2 ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - JProgressBar in JTable not updating

Why don't the progress bars in the following code update and how would I get them to? import java.awt.event.{ ... () frame.setVisible(true) } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Zooming JLayeredPane via JLayer and the LayerUI

It's been suggested on this Stack Overflow question that the best way to implement zooming in Swing ... really appreciate some help! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Filling a jagged 2d array first by columns

I want to write a function that takes an 2d array and fills it with 1...n but counting the columns first ... do I loop through colums first? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java 8 - Unable to start jboss-as-7.1.1.Final with JDK 8 on Windows 8.1 command prompt

Using standalone.bat, in the command prompt following is shown: D:jboss-as-7.1.1.Finalin>"C:Program ... The webpage cannot be found". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Google App Engine + JSF 2 give the error

I am using this linkfor google app engine with jsf so i am getting this error when i run the on eclipse ... for it work properly App shilendra See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Nullpointerexception while setting a bean

I have an action URL after clicking a hyper link like so /SocialStupendous/GetProfile.action?slno=3&slno=3 In my ... } Why is this happening? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Advice welcomed on creating my own Swing component

Recently I asked which was the best Swing component to bind to a BigDecimal variable (with some particular editing ... far. Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Struts2 Exception handling usage?

I have my Action class below in which getTspNameIdMap throws ReqMgmtException exception (custom exception). public String ... be its usage? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Commands executed using JSch behaves differently than in SSH terminal (bypasses confirm prompt message of "yes/"no")

Note: I log into a device, not a computer, so I login to configuration mode (instead of non configuration mode ... of commands to be executed. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to Convert a Properties Object to JSON Object with JAXB

I want to accept and respond JSON objects in a REST Application. The data I need to send and receive ... and unmarshalling goes here } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to build aspectj project using maven?

I have created a Aspectj Project in Eclipse ide but i need to build it using maven. I have maven-aspectj plugin but don't know how to use it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - handle multiple key presses ignoring repeated key

I had asked this in the comments section of another question (> How do I handle simultaneous key presses in ... types for something "simple". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Drawing on a buffered image

I am trying to draw on a buffered image. I am able to get the picture on the frame but it doesnt seem to ... ); frame.setVisible(true); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - I can get property from a session attribute, but not from a session map

I am using SSH2. When I try to got an attribute with <%=session.getAttribute("username") %>, it was ... seems the session in Hibernate. Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Rotating BufferedImage changes its colors

I'm trying to code a class to seam carve images in x and y direction. The x direction is working, and ... would be greatly appreciated! EDIT: See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Removing shell stuff (like prompts) from command output in JSch

I have successfully SSH'ed into a node, sent the input, and retrieved the output. After inputting a line, the line ... .. user:domain@node:/a/b> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java package does not exist and bad source file

So I made a folder called util and placed four classes along with program named unit10Assignment in it. I ... appears. thanks for any help See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to create a generic FlatFileItemReader to read CSV files with different headers?

I'm creating a job that will read and process different .csv files based on an input parameter. ... despite returning the GenericFilePOJO? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to layout? (JFrame, JPanel, etc.)

I'm very new to Java Swing and Java overall (my class just got finished on Scanner and basics). I was ... be able to link multiple windows? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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180 views

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java - How to Dynamically Add JButton to JPanel?

In NetBeans, I have used the GUI editor to make a JFrame and I've put a JPanel in the frame. At the moment, I' ... can't seem to get it to work. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - GeneratePDF with JasperReports Library and MongoDB

Here is my GeneratePdf.java Import ... public class GeneratePdf { public static void main(String[] args) { try { ... .java:789) ... 28 more See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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256 views

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java - Spring injecting or autowiring datasource bean to class

this may be a very novice question, but I have searched and either I have a large gap in my understanding or ... . Thank you for your patience. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - TestNG shows 0 Test run

I'm trying to execute my test scripts using testNG and trying the below code, but 0 displayed against run, fail and skip in ... ==============" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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172 views

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java - How to print session attributes in JSP with Struts 2

Here is what I have: Java class (adding user): public String addUser() throws NoSuchAlgorithmException { HttpSession ... may be the reason? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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