Recent questions tagged Java

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java - Javafx tableview with data from multiple classes

I have no problem filling my tableview with diffrent data from 1 class. But it does not work for me with multiple ... { return this.addons; } } 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 embedded Jetty serving html files from a Jar, not a War

I have been searching without success in how to get an embedded jetty server to serve a handful of html files that ... have to package as a war? 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 - Resource not available in Struts 2

I am new to Struts and I want to execute HelloWorld program, but I am getting "Requested resource not ... resource not available" error. 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 render 3D graphics properly

I was trying to make a rubiks cube in javafx an ended up with a very bad model as given in this Image ... // setOnMouseDragged } //handleMouse } 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 - Why can't I connect to the openfire server?

I'm having a little bit of trouble trying to connect to Openfire (which I've installed on my computer) ... the connection will be successful? 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 can I set the location of a JOptionPane?

I have a splash window that pops up while the program loads. This splash window uses the method setAlwaysOnTop( ... way of the splash screen? 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 - Problem in parsing multiple json objects each having multiple Arrays from a validated JSON format-JavaString

Want to Process following JSON string (Validated with jsonlint.com) [{ "label": "Hospital", "domain": "Health_Care", " ... 100 90 85 100 14 95 ] 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: table row flashing

I have a ReadOnlyBooleanProperty named caution for every Trade object that I created. Each Trade object populates ... caution property is 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 - Spring-Kafka : Issue while deserialising kafka message - class not in a "trusted package"?

I get the below exception because I produce from one project and the consumer consumes from another project. How can ... ); return factory; } } 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 - File Upload using Spring WebFlow 2.4.0, parameter not binded

I'm using Spring Framework 4.1.5, Spring Security 4.0.0.RC2, Spring Webflow 2.4.0.RELEASE and Tomcat 8 ... MultipartFilter I can't get the file. 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 - Thread.interrupt () doesn't work

Hy! My Thread.interrupt doesn't work. Code (us is global): //Call us = new UpdateState(params, hup); us. ... 41.927: ERROR/Sleep(10696): Begin 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 can I get the total number of pages to be printed?

This is the basic printing program example from the Sun tutorial: PrinterJob job = PrinterJob.getPrinterJob(); job. ... I get that number? 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 - Invalid escape sequence (valid ones are f ” ' \ )" syntax error

print(" $$$$$$ $$$$$ $$$$$$ $$ $$ "+newline+ "$$ __$$ \__$$ | $$ __$$ $$ | $$ |"+newline+ "$$ / $$ | ... get this error? How do I resolve 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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388 views

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java - Apply Fill Colors and Borders to Excel Range Using Apache POI

I am working on converting an Excel VBA Script to Java using Apache POI and I am stuck. In VBA it is easy to ... 's end. Thanks for your 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 - JPype class not found

JPype is an amazing project since I allows to instantiate a JVM directly from Python. Unfortunately, I got stuck in ... , see answer below... 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 - opencv blend (overlay) two image with different channels

I want to overlay two images (maybe different format (channels) with opencv. Originally I use addWeighted, however ... handle this case? 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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310 views

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java parameterized generic static factory

Is it possible in Java to create a static factory method/class that uses an interface as the parameterized type ... in advance for helping me. See Question&Answers more detail:os...

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

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368 views

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java - javafx 2 webview custom url handler, don't work relative url

I have simple app with code: webView.getEngine().load("classpath:data/index.html"); Custom URLStreamHandler: public ... like "download.jpg"? 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 run my selenium test methods in parallel using testng

I am trying to run my automated tests(Selenium webdriver) in parallel using testng. this is the node ... very appreciated Thanks 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 - Could not find a method sendMessage(View) in the activity class

MainActivity.java package com.example.myfirstapp; import android.os.Bundle; import android.app.Activity; import android. ... . Can anyone 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 - NoSuchBeanDefinitionException: No qualifying bean of type [Repository] found for dependency: expected at least 1 bean which qualifies as autowire

I found similar issues explained many web portals. But I guess this is unique situation. I am getting an error in ... me to resolve the issue. See Question&Answers more detail:os...

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

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406 views

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java - saving pictures taken by camera in android app

I have been stuck on this for a while now and have looked at various tutorials for help but have not yet ... within the Manifest.xml file. See Question&Answers more detail:os...

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

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480 views

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java - Selenium can't locate iframe

Selenium fails to locate the iframe by ID and Name. This is for an automated checkout test on Shopify ... id card-fields-number-b1kh6njydiv00000 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 - failed to lazily initialize a collection of role in ManyToMany relationship despite using JsonIgnore

I have two business objects having many too many relationships. I am using a REST service to call the DAO method ... (); return piList(); } 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 - Hibernate : self join confusion?

I have a category table.In which first 5 are main category and others are sub category. I need to fetch ... to fetch result like above image? See Question&Answers more detail:os...

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

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351 views

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java - How to Properly print Month Calendar on Terminal

Hello and thanks in advance for the assistance. I have a program that is supposed to print the current month calendar ... 1; return dayNum; } } 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 - instance of CompletableFuture cannot get expected result

CompletableFuture cf1 = CompletableFuture.supplyAsync(() -> { System.out.println("enter into completableFuture()"); try ... thanks for you time. See Question&Answers more detail:os...

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

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583 views

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java - Socket problem - readline won't work properly

I try to code a client and server connection using socket. The problem is my client can't read the response from ... you very much for any 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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