Recent questions tagged Java

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java - How can I get a char array in reverse order?

my assignment question is like that Write a program which prints the letters in a char array in reverse order using void ... (letters[i]); } } See Question&Answers more detail:os...

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

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java - Configuring log4j property file to store in mysql Database

It's been a while that I began with log4j; pretty cool logging framework. I've done other type of logging like ... info. Any help please...? See Question&Answers more detail:os...

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

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java - Pause and Resume Translate Animation

I am using Translate Animation for moving an ImageView. I am using this code: TranslateAnimation set1 = new ... do this? Please help! See Question&Answers more detail:os...

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

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java - Drag and Drop from ListView to TreeView

I just want to drag and drop an item from my ListView to a specific position in my TreeView. I know how to ... a test for a larger project. See Question&Answers more detail:os...

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

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java - Can't figure it out how to <s:select>

Trying to get list of companies in select but it gives me an error. type Exception report message tag ' ... returnList); return returnList; } See Question&Answers more detail:os...

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

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java - Replace whitespace in JSON keys

I am thinking of a best solution to replace all the whitespaces in JSON keys with underscore. { "Format": " ... predefined function to do this ? See Question&Answers more detail:os...

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

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java - Bitwise Operations-- How to change existing color?

I have read up on bitwise operators (& | ^) and I understand that if I were to do: alpha = ... greatly appreciated! Thank you in advance! See Question&Answers more detail:os...

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

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java - How to prevent Boxlayout/Box from stretching children components?

As you can see in the runnable code below, i try to have a Box with expandable child-boxes. The children Boxes can change ... .add(b); } } } } See Question&Answers more detail:os...

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

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java - Can't get @RunAs to work in an EJB

This is a follow-up to User context for @Startup EJB on websphere I have the following scenario: EJB 1: @WebService ... using WebSphere 8.0.0.9 See Question&Answers more detail:os...

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

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java - Images will not work in a .jar file

When a JAR of an application is created, the images in the application no longer appear. An example of our code ... so that's not the problem. See Question&Answers more detail:os...

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

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529 views

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java - Sturts 2 session invalidation with setting request session to a new session

In my Struts application once an user login I need to invalidate the current session and create a new session. ... session which I've created? See Question&Answers more detail:os...

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

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java - Binary Heap Implemented via a Binary Tree Structure

For an assignment, we were instructed to create a priority queue implemented via a binary heap, without using ... both children accounted for? See Question&Answers more detail:os...

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

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java - How to colspan a table in word with APACHE POI

I have a code, but it's for rowspan a table. Can you help me to convert this to colspan code? private ... .setVal(STMerge.CONTINUE); } } } See Question&Answers more detail:os...

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

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java - Can JSch SFTP support site commands like lrecl or blksize

I'm trying to figure out whether Jsch sftp framework can support site commands like lrecl, blksize, mgtmclass ... would be greatly appreciated. See Question&Answers more detail:os...

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

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java - RMI JavaFX 2 - NotSerializableException error

I'm trying to send objects using Java RMI in a JavaFX 2 project, but when the following code runs it ... lang.Thread.run(Thread.java:722) See Question&Answers more detail:os...

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

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442 views

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java - Restart Swing Application

I am willing to add a button in my application which on-click will restart the app. I searched Google but found ... your help. It is solved. See Question&Answers more detail:os...

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

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458 views

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java - Use JAXB XMLAnyElement type of style to return dynamic element names

I have read a lot of answers in these forums, as well as other blog posts, but I can't quite seem ... +JAXBElement: Dynamic tag names with JAXB See Question&Answers more detail:os...

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

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332 views

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java - How to show image and video as thumbnail in grid view?

I have a database which contains list of image and video path. My problem is I have to show all the images and ... } return picturesView; } } } See Question&Answers more detail:os...

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

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326 views

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java - Android: Adding text from textView to status bar

Is it possible to add the String taken from textView to Status Bar. I want to show text constantly , dynamically ... to add to status bar"); See Question&Answers more detail:os...

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

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276 views

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java - Spring Batch Processor

I have a requirement in Spring Batch where I have a file with thousands of records coming in a sorted ... way.Please advise. Thanks See Question&Answers more detail:os...

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

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456 views

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java - Hibernate Idempotent Update

I tried searching this over the net but in vain. Is there a way to use hibernate to perform an ... Hibernate has any inbuilt features? See Question&Answers more detail:os...

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

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330 views

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java - Using PathIterator to return all line segments that constrain an Area?

In Java, how would one employ PathIterator to iterate through the line segments that constrain an Area? The Area ... of all the line segments. See Question&Answers more detail:os...

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

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296 views

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java - Connecting to MS sql through hibernate

I want to connect to MS SQl server 2005 using hibernate in java. i am unable to find the jars and the ... can someone help me with the same See Question&Answers more detail:os...

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

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294 views

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java - Location manager is not working without internet

public class NativeGeolocation extends Plugin { public long maximumAge = 1000 * 30; // ms public long timeout ... will requestForNew one right?? See Question&Answers more detail:os...

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

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java - Trying to get value out of text view in list view click event in android

I have a click event hooked up to my listview as shown. int[] GenusListIDs = { R.id.txt_ID, R.id. ... attention to my experiments please haha. See Question&Answers more detail:os...

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

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251 views

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java - Pathfinding in JavaFX

I have created a maze game in JavaFX where a user can create their own maze and play it. The maze is built ... of it is unsolvable. Thank you See Question&Answers more detail:os...

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

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307 views

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java - Deploy war through netbeans onto glassfish v3 beta

The same .war file deploys fine onto Glassfish v2.1. I don't know the last time I tried v3, but I ... not helpful in tracking the problem down. See Question&Answers more detail:os...

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

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276 views

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java - Is it possible to have multiple rows with jsf h:datatable

With h:datatable we can display data as follows Jems tom chirs harry but can I display the same as shown below ... chris 4. harry Ragards, Abhi See Question&Answers more detail:os...

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

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