Recent questions tagged Java

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java - for loop finding the prime numbers

I am trying to run this code to print the sum of all the prime numbers less than 2 million. This loop is never ... = true; } return result; } 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 - Do I need to add some locks or synchronization if there is only one thread writing and several threads reading?

Say I have a global object: class Global { public static int remoteNumber = 0; } There is a thread runs ... not sure if it's possible) 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 : Sort Files based on Creation Date

I am trying to read the latest 10 files based on their creation date . I tried with this code , but it isn't ... , file.lastModified()); } } } 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 - Insufficient Permission when run youtube retriving comments

This is my whole code. I want to give a video ID which from youtube to get the comments ... AddSubscription.main(AddSubscription.java:86) 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 - set RTL Orientation of scrollbar inside JFileChooser?

I have a JFileChooser and I want to make it oriented from right-to-left, and to do so I use: ... put("JScrollPane.ScrollBar", scr); 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 pyrMeanShiftFilter in Processing--problems with matrix

I'm trying to use the Mean Shift Function from OpenCV inside a program called Processing, which is a language ... .pixels); return 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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java - How to send and receive certificates in Spring Ws with a third party such as Bank?

I am using Spring MVC 4 Rest but now as i need to consume a web service i decided to use Spring Ws with ... the soap request using Spring ws? 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 - Apache POI - How to register a function

I read the tutorial on the website of Apache POI on how to register custom functions into a FormulaEvaluator and I ... Thanks a lot 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 - Why is jar file not being found with classpath spec? (FileChooserDemo from Oracle)

Downloaded the latest Java SE. Ran FileChooserDemo via JNLP at http://docs.oracle.com/javase/tutorial/uiswing/components ... above do not work. 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 - Location Updates every 35 seconds and draw a circle on the current location

Currently I am drawing a Circle on my Current Location after every 35 seconds of the location changed and 10 meters of ... ); 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 - Error of source value 1.5 is obsolete and will be removed in a future release

I use scala-maven-plugin to compile a project with both scala and java code. I already set the source and target ... : "x86_64", family: "mac" 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 - BufferedWriter is acting strange

I am trying to make a game with a working highscore mechanism and I am using java.io.BufferedWriter to write to ... This is really annoying! :C See Question&Answers more detail:os...

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

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660 views

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java - requestWindowFeature(Window.FEATURE_NO_TITLE); not working

i have referred many questions....but not any answer working in my case....plz help me..... package ... (R.layout.activity_login); } } See Question&Answers more detail:os...

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

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369 views

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java - How to display a part of the webpage on the webview android

I am trying to extract small portion from webpage and load into webview I have tried following solution given in ... i am missing anything here? 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 - authorize google calendar api works on personal account but not on google domain account

I need to make a Java application that stores calendar events in employees within a Google Domain. I created the ... hope not an other library. See Question&Answers more detail:os...

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

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379 views

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java - Can't find view in subfolder

I just started using the Play2.0 Framework and I'm trying to use the main template in my home/index template. ... is: not found: value main. 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 - JFreeChart - horizontal stacked bar chart with date axis

I have a set of machines and for the management application I need to make a diagram or chart to show the ... ll be thankfull 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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408 views

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java - Spring Batch and Spring Integration

I want to use Spring Batch and Spring Integration to import data from database and write them into a ... creating respective domain objects? See Question&Answers more detail:os...

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

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299 views

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java - jformdesigner design it won't display?

import javax.swing.*; import javax.swing.border.TitledBorder; import java.awt.*; import java.awt.event.*; /* ... size to the proper dimension? 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 - Firebase .getvalue not in the same order as database

My Firebase Database is like this When the coding below was run: String loc=(snapshot.child("loc").getvalue()). ... database: Why is that so? See Question&Answers more detail:os...

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

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386 views

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java - How can I get the database name I am connected to through Hibernate?

I am trying to get the name of the database I am connected to in SQL Server. I tried doing: Query query = ... of the database I am connected to? 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 regex to filter out non-English text

I found a few references to regex filtering out non-English but none of them is in Java, aside from the fact ... more efficient way 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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781 views

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java - Spring Boot TCP Client

I'm looking for an example to connect TCP through sping boot without xml(spring-integration). I got the following ... out.println(in); } } See Question&Answers more detail:os...

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

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499 views

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java - Dynamic tool tip generator - Jfreechart

I am generating a dynamic chart (XYLineChart) using jFreeChart and I have a field which is not included in the ... tooltip text). Refresh 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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466 views

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java - Toggling text wrap in a JTextpane

How would I go about toggling text wrap on a JTextpane? public JFrame mainjFrame = new JFrame("Text ... ; mainjFrame.add(mainJScrollPane); 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 - Error SessionNotCreatedException with NativeConstructorAccessorImpl.newInstance0 while running selenium remotedriver

I am running the following but getting the error public class base { public static WebDriver driver; public ... ) Can somebody 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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396 views

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java - Android Can I use JOIN at mediastore query

is there any method to use join in a query at mediastore data? Or also is there any method to access the ... the content provider? 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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413 views

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java - How to manipulate content of a comment with Apache POI

I would like to find a comment in Docx document (somehow, by author or ID...), then create new content. ... but had no luck with manipulation. See Question&Answers more detail:os...

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

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