Recent questions tagged JAVA

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IS there any way to emulate the behavior of Collections.shuffle without a comparator being vulnerable to the ... comparable contract etc.. 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 - h:commandButton multiple actions: download file and render ajax table

I currently have 2 command buttons and one listbox. Based on listbox selection, the result generated can be shown ... , only table is rendered. 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 - ProcessBuilder redirecting output

I am trying to redirect output of a process started with the help of ProcessBuilder using following code ... does not take envVars. 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 - Eclipse API to beautify Groovy Script code

I tried the Eclipse code formatter Eclipse code for-matter to format Java code for my web project requirement. Now ... same for Groovy as well? 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 - Behaviour of String.split() when input is empty

As the title explains the query Can somebody please explain the behavior of following two outputs. "".split(","). ... ",").length gives output 0 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 network interface when connecting to SFTP with JSch

I am facing problem to create a session to a remote SFTP server by JSch: The command i use to connect ... doing something wrong, please suggest. 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 - PrintWriter add text to file

In my online computer science class I have to write a program to determine the surface gravity on each planet in the solar ... ); array++; } } } 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 pass custom Serializable object to BroadcastReceiver via PendingIntent

I am trying to pass a custom Serialized object from my IntentService to a BroadcastReceiver using PendingIntent. Here is ... and it works fine. 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 - Using @Retryable in methods define in spring bean's base class are not retried

I have a spring managed bean of type B. I have @EnableREtry in a @Configuration class. When I use @Retryable on ... throws new Exception(); } } 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 - Send a JSONArray POST request with android volley library

I would like to send and receive a Json Array with volley. Now I can receive an array and it's ok but I ... URL, new Listener<JSONArray>() { } 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 deserialize a json/gson that could be a string , object ,or list

I have the following json "notes": {"note": [ { "content": "Having wisdom teeth removed.", "from": "employee ... just comes back as a string.... 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 - Reducing the visibility of a static method

I know that a child cannot reduce the visibility of a non-static method and I understand why it is so. I' ... the visibility of the interface)? 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 deploy Oracle-ADF application to Tomcat 7

I am trying to deploy an oracle-adf application to Tomcat 7. I have done a lot of things but at ... server.WsFilter.doFilter(WsFilter.java:52) 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 - Jboss No Spring WebApplicationInitializer types detected on classpath

I am trying to deploy my project in JBoss7.1.1 server. But I am getting below message and my project is ... 1 release jars. 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 - How to add jdk8 in Eclipse Indigo

I just read How to have Eclipse use JDK8 to compile a project? What i added jdk8 to eclipse as, From the answers ... . How Can i fix 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 - How to get input without pressing enter every time?

I made a simple game(well not really a game yet) in which the player can move in a room 4x20 characters in ... System.out.println(hWalls); } } 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 - Problems to access a report in a jar file

I have a jar application that contains several reports (files .jasper) and the way that I get the path of the ... are within of a jar 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 - Invoking all setters within a class using reflection

I have a domain object, that for the purposes of this question I will call Person with the following ... Examples are very much 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 - Unable to Show imageView in recyclerVIew synchronously with TTS

How can i show/Hide imageView in recyclerView as TTS(text to speech) plays for all the available list items, one by ... return items.size(); } } 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 use a variable outside the onResponse in Android?

I have created an activity in which i insert some records into a mysql database. I declared a global variable named ... / get's null } 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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349 views

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java jdbc mysql connector: how to resolve disconnection after a long idle time

I'm using red5 1.0.0rc1 to create an online game. I'm connecting to a MySQL database using a jdbc mysql ... can I resolve the issue ? Kfir See Question&Answers more detail:os...

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

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197 views

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java - Building EAR from a single Maven project

There is a Maven project that used to have JAR packaging type. Now the project has evolved, and it is required ... you recommend in that case? 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 - Android TextView.setText() invoked & returned before Thread.sleep() blocks until sleep() returns. Why?

In the Android framework, if a TextView's setText() method is called, and after it returns Thead.sleep() is ... the thread begins to sleep? 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 - Parse .txt to .csv

Is it possible to create a Java program which recognizes the text in a .txt file and write it in a .csv file? ... " and split it into two cells. 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 - NotOLE2FileException: Invalid header signature; read 0x0000000000000000, expected 0xE11AB1A1E011CFD0

What I want to do is ask the user if they want to create a new or select an existing ... .dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknow...

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

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283 views

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java - Spring transaction manager and multithreading

I am writing multithreading program in serviceImpl using Callable interface.I am using spring transaction manager. ... alternative approach ? 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 does the buffered writer does not write immediately when the write() method is called

package javaapplication11; import java.util.Scanner; import java.io.*; /** * * @author jenison-3631 */ public ... data is writtern in 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 - ERROR com.xuggle.ferry.JNILibraryLoader - Could not load library: xuggle-xuggler; version: 3;

I have recently downloaded a code for, Xuggler Tutorial: Frames Capture and Video Creation from this link, I have ... to load the .jar 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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