Recent questions tagged java

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java - Remove duplicates from an unsorted linked list

import java.util.*; /* * Remove duplicates from an unsorted linked list */ public class LinkedListNode { public ... doesn't the method 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 - JAX-RS does not work with Spring Boot 1.4.1

I am trying to develop a simple JAX-RS based web service using Spring Boot version 1.4.1.RELEASE. However getting ... com.test.resources"); } } 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 get the correct bearing (magnetic orientation) regardless of screen orientation?

I want to get the current magnetic orientation regardless of the current screen orientation (landscape or portrait). ... answers to my question. 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 - Calculating dates given two dates excluding weekend

I am using Joda time api in a Spring 3.0 project for to calculate dates. Now I have a start and end date ... vague as how to exclude two dates. 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 - Reading File In JAR using Relative Path

I have some text configuration file that need to be read by my program. My current code is: protected File ... the current class. Thanks, Jonah 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 - Oracle table change monitor

I have a java application that is connected to a view on a remote Oracle db. Does anyone know of a way in ... etc I would need to react. 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 - Exception is swallowed by finally

static int retIntExc() throws Exception{ int result = 1; try { result = 2; throw new IOException(" ... needed explanation why this happens. 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 - Reflection Security

How to enforce reflection security by not allow the Method, Field, Constructor object to call setAccessible(true) ... better approach ? 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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java 11 - Build executable JAR with JavaFX11 from maven

I've made a Java app which uses Maven, JavaFX and some other dependencies. Before, it was easy to build an ... lang.Thread.run(Thread.java:834) 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 - Jersey and @FormParam not working when charset is specified in the Content-Type

It seems like Jersey 2.0 (using servlet 3.1) is not able to decode a parameter when the charset property ... /java.net/jira/browse/JERSEY-1978 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 Facebook SDK 4.X , how to get Email address and Facebook Access Token to pass it to Web Service

EDIT : My Question is how to get Email , UserId , Facebook Authentication with Facebook SDK 4.X , ... super.onSaveInstanceState(savedState); } 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 security "forward:" directive can't forward to login form

After a user creates their account, I want to log that user on automatically. I have standard form logins ... completion of the registration). 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 filtering ORB matches

I am using the ORB feature detector to find matches between two images using this code: FeatureDetector detector = ... to filter them better? See Question&Answers more detail:os...

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

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188 views

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java - Spark MLLib TFIDF implementation for LogisticRegression

I try to use the new TFIDF algorithem that spark 1.1.0 offers. I'm writing my job for MLLib in Java but I can't ... t._2.label(), t._1); }); 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 formats difference between yyyy-MM-dd'T'HH:mm:ss and yyyy-MM-dd'T'HH:mm:ssXXX

I am trying to parse a date 2014-12-03T10:05:59.5646+08:00 using these two formats: yyyy-MM-dd'T'HH:mm:ss ... ? Note : I cannot use Joda :( See Question&Answers more detail:os...

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

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523 views

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java - Excluding certain fields from Serialization based on value in GSON

I am using GSON for my serialization purposes, I am not finding a way of excluding certain fields from serialization ... So what should I do? See Question&Answers more detail:os...

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

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105 views

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java - calling a method when content of clipboard is changed

I'm trying to make a little desktop app that should show the contents of the clipboard (if it is a string) ... ); frame.add(clipboardLabel); } See Question&Answers more detail:os...

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

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364 views

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java - ArrayBlockingQueue uses a single lock for insertion and removal but LinkedBlockingQueue uses 2 separate locks

I was going through the source code of ArrayBlockingQueue and LinkedBlockingQueue. LinkedBlockingQueue has a putLock and a ... 2 locks instead. 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 the icon of other applications (Android)

What I'm doing is getting a list of all the current running processes on the phone. Which I have done by, private ... 3 (android 1.5). 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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java - How to disable WELD on WildFly

How to fully disable WELD on WildFly. I don't need it, because I use another DI framework. Exception 0 : ... it did not resolve my 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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249 views

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java - How to detect ctrl-f in my SWT application

I have written an SWT UI which has a primary function of displaying text in a StyledText control. I want to ... mask and the pressed character. See Question&Answers more detail:os...

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

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262 views

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java - Compile and run Eclipse Project from command prompt

How to compile and run Java Eclipse Project from command prompt? How to run a Java Eclipse project from Command ... .html First javac then java See Question&Answers more detail:os...

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

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148 views

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java - Is there a function in Android analogous to "int main" in C/C++ which contains the program's main loop?

Normally in a C or C++ program there's a main loop/function, usually int main (). Is there a similar ... I can use in android Java development? 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 - JPA Lazy Loading

I have a problem with lazy loading property in JPA entity. I read many similar questions, but they are ... not have hibernate session 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 scripting API - how to stop the evaluation

i have writen a servlet that recives a java script code and process it and returns the answer. for that i have ... (lets say 15 sec)? 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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176 views

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java - Embedding Jetty as a Servlet Container

I'm using Tomcat to serve my Java Servlets and it's kinda more for me. I just need to serve, Servlet ... of course Servlet 3.0 support. See Question&Answers more detail:os...

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

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218 views

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java - Spring multiple @Transactional datasources

<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager"> <property name=" ... transaction managers? See Question&Answers more detail:os...

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

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459 views

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java - create an SSLContext instance using a Bouncy Castle provider

I'm stuck at the creation of an SSLContext (which I want to use to instantiate an SSLEngine to handle encrypted ... so much for any help 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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