Recent questions tagged Java

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java - Followup questions: Using Maven to only sign and deploy jars to Maven Central. Build and compilation is done entirely with Ant

See followup question: Followup part 2 -- Using Maven to only sign and deploy jars to Maven Central. Build and compilation is ... Maven with the -e switch. [ERROR] Re-run Maven us...

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

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java - JFreeChart connect one point to all other around

is it possible to connect one point to all others around in JFreeChart here how it should looks so ... CUSTOMISATION COMPLETED. return chart; 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 - Mapping a list of integers with Hibernate

How can I map a list of integers in Hibernate? Something like this: @Entity class A{ List<Integer> p; @OneToMany getP(...){..}; setP(...){..}; } 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 - HttpClient Connection reset by peer: socket write error

I used httpclient 4.4 to send get and post request. and i just created a simpile wrapper of ... impl.BHttpConnectionBase.doFlush(BHttpConnectionBase.java:175) at org.apache.ht...

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

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java - getFilter() on a custom ArrayAdapter not working

I am using a Custom ArrayAdapter to store User information for example sammy, robert, lizie are each one User objects ... }); return true; } 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 write a valid decoding file based on a given .proto, reading from a .pb

Based on the answer to this question I'm thinking that I've provided my .pb file with a "faulty ... " + labelCountHisto); Counter<Integer> slotCountHisto = new ClassicCounter&...

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

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java tika how to convert html to plain text retaining specific element

The code below works perfectly in converting html to plain text... Url url = new URL(your_url); InputStream is ... ? Thanks and best regards... 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 - Session lost in Google App Engine using JSF

I have configured JSF 2.1 in my Google App Engine application following the indications at: https://sites. ... something? 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 - Get input values from JComboBox

How can I get the input for an editable JComboBox. When user gives an input to the combo how I can get the input text from it? 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 - Spring 3.x - @Async methods not called concurrently by task executor

I'm trying to implement concurrent method invocation in my Service class. I've some methods annotated as ... suggestions is highly 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 - JavaFX Marquee Animation

You maybe have seen some apps that when the String in a tab can't be fully shown then it is animated and is going back ... "; return z; } }; } } 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 - proper hibernate mapping for @lob in Hibernate pojo. we are using hibernate mapping. can you please tell me equivalent for @lob annotation

We are using hibernate mapping. In hibernate configuration file we have given type="blob" and pojo class getBlob and ... ("Hospital", hos); } 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 - Maven Compile GWT & OpenJDK 11

Recently, I am trying to switch my project to use OpenJDK 11, however the Maven build is failing ... C:UsersXXXX.m2 epositorycommysemacommonsmysema-commons-lang.2.4mysema-common...

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

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java - GraphQl variable using grapiql - variable is undefined

I am using this endpoint: @PostMapping("graphql") public ResponseEntity<Object> getResource(@RequestBody Object query) ... dictionaryType")); } 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 - Date api for managing off days in an year?

I want to know the available api's for date in java in which the following functionality is implemented. ... mentioned off day(holidays). 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 i configure validation in xxxx-validation.xml for List?

Now in my save action,i defined a model which called booking and it is as following: Class BookingAction ... in BookingAction-validation.xml? 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 - JSF 1.2: valueChangeListener event not returning newly selected value

I have this backing bean: public class PageBean { private List<SelectItem> selectPages; private List<SelectItem> ... for 2 days now. 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 do I generate random doubles in an Array?

My goal is to ask the user for an array length and generate a list of random doubles to fill that array out. ... out.println(array.length); } } 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 - printing arrays

Okay, I'm trying to get file scanner to return the array itemList. However, I don't understand why everytime I get ... () { return itemList; } } 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 get OpenGL context into my current thread, opengl context not found

I'm working on a world editor for fun and using Java and JLWGL. Everything is working so far. ... public static void loadTexturedModel(String modelName, String textureName, List<...

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

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372 views

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java - How to use arrow buttons to traverse cells in edit mode in TableView

I'd like to use the arrow/enter keys to traverse the cells in TableView, however, if I try to implement it in my ... updating = false; } } } } 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 send data from fragment to fragment within same fragment activity?

I have a container in which there are two fragments my 1st fragment is working good now I want to send it to ... receive it in my 2nd fragment 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 select date from makemytrip having two months in popup

I have problem selecting date from makemytrip website. I am seeing two months for the first time. I am selecting ... div aria-disabled="true" class="DayPicker-Day DayPicker-Day-...

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

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java - How do I set the value of HtmlOutputTag in JSF?

I want to dynamically create controls in my bean. I am using JSF 2.0 HtmlOutputTag objHtmlOutputTag = new ... set the content of HtmlOutputTag? 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 - Limit the Characters in the text field using document listner

How to limit the number of characters entered in a JTextField using DocumentListener? Suppose I want to enter 30 characters ... { //TODO } } } 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 - How to set full Screen Mode of My App which is made in netbeans platform?

I m made Desktop App in netbeans platform in java.now wwhen i run my app it will open by default size of netbeans ... how to do that in my app? See Question&Answers more detail:os...

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

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576 views

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java - JavaFX getScene() returns null in initialize method of the controller

I built a small application in JavaFX yesterday. I wanted to get the Scene of the application in the Controller class. I ... break; } }); }}} See Question&Answers more detail:os...

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

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735 views

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java - Jframe setDefaultCloseOperation not working

import javax.swing.*; import java.awt.*; class Myframe extends Frame { private JButton btn; private JTextArea ... none of them is working. See Question&Answers more detail:os...

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

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