Java
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Java – spring data – mongodb finds the nearest location around the route
I have a model that contains geojson points It is easy to find the closest spring data, but how to retrieve the neares…… -
Java: receive multipart HTTP response
I am writing a java client application to receive real-time M-JPEG video from an IP camera The video is sent by the ca…… -
Java animation clip when not moving the mouse cursor
I have a very simple animation, a large font of text constantly (pixel by pixel) moving to the left First convert the …… -
Java – use reflection to access constructors from abstract base classes
I'm playing java reflection I have an abstract class base with a constructor abstract class Base { public Base( St…… -
java – LinkedBlockingQueue put vs offer
I have a linked blocking queue and I am performing insert and delete operations I need to know which is better to put …… -
How to map MySQL char (n) columns to instance variables using JPA / Hibernate annotations?
For the "language" column in the MySQL table of type char (7), I encountered a JPA / Hibernate mapping problem In my e…… -
JUnit – select the specific test run in gradle
I'm trying to solve our chaotic test run. Unfortunately, I've just graduated We currently have TestNG and JUnit, and I…… -
Using java zip files: are there any restrictions?
I am creating backup routines for Java applications I'm also testing Apache commons compression to tar GZ, but its fil…… -
Java – Maven: compile and test at different source levels
I am currently developing a project to run on embedded devices The device runs Java ME JRE (equivalent to Java 1.4) Be…… -
Java – restore the old style of NetBeans 7.2 bookmark navigation in any way?
NetBeans 7.2 changed the way bookmarks work Before Ctrl Shift and Ctrl Shift Move the focus up and down in the same fi…… -
Java – after the authentication needs window pops up 7u21 and is updated
I've been working on a project for the past six months For this project, I have a GlassFish server instance in which w…… -
Java – how to pass a variable number of parameters to ant Exec
I have an ant target that accepts some variable parameters that can be passed to the exec task Using the old mechanism…… -
Java – fail fast iterator implementation
There are similar questions, but not exactly what I want to ask This link says that its implementation exists in the a…… -
Java – the data source JMX MBean cannot be unregistered when the spring boot application is closed
I have a simple spring boot application using org apache. commons. dbcp2. Basicdatasource as a datasource bean The dat…… -
Java – how to use the string list in namedparameterjdbc template to get the result
Try spring JDBC I use this as a reference I'm trying to get an actor with the same name Running this code gives me the…… -
Java – align swing components across panels
We have a JPanel that contains multiple jpanels containing jcomponents (let's say jlabels and jlabels) JText@R_540_241…… -
Java – remove the “Z” section from xmlregistry calender
When I like it below, GregorianCalendar calendar = new GregorianCalendar(TimeZone.getTimeZone("UTC")); calendar.setTim…… -
Java – change the default XML namespace prefix generated using jaxws
I am using jaxws to generate a web service client for the Java application we build When jaxws builds its XML for use …… -
Avoid multiple if statements in Java
I have written such a method But I think it should be refactored private String getMimeType(String fileName){ if(fil…… -
java – SimpleDateFormat String
I have this code block, where dateformat The format parameter will always be a string, which is why I do this ToString…… -
How does rxjava’s observable “iteration” work?
I started playing with RX Java and reactfx, and I became very fascinated But I have dozens of questions and I keep stu…… -
Java – what happens when we add two integer objects?
When we add two integer objects to Java, can anyone explain the internal behavior? (just like un@R_778_2419 @Object to…… -
Java – write JUnit tests for @ exceptionhandler
I am writing a rest service using spring MVC This is the outline of the course: @Controller public class MyController…… -
Java – how to disable certificate validation in jax-ws client?
How to use javax xml. ws. Service disable certificate validation in jax-ws client? I try to create a fully trusted tru…… -
java. Lang. NoClassDefFoundError: javax / El / propertynotfoundexception when I send an invalid value to the controller
I use mockmvc to test my controller @Test public void updateEvent() throws Exception{ MockHttpServletReque…… -
Java – jax-ws always sends MTOM attachments inline
Basically, I want to create a web service client to send an MTOM SOAP message through a proxy method I have created my…… -
Java replaces windows Workflow Foundation
What Java alternatives are there for windows Workflow Foundation? I am looking for something that provides at least th…… -
=Vs = in Java
I am familiar with the = operator in Java. If it is executed as follows: i = 2; Is the same: i = i 2; But what is it =…… -
Java – do you have to learn AWT before learning swing?
If I want to write desktop applications using Java in windows, should I buy a book about swing and just skip reading b…… -
Java – clear groupid sonar
I'm using Maven and sonar with eclipse I already have my Maven project on localhost 9000 Solution I have the same prob…… -
Java – how to reuse application filters and maps in streams?
I have a group of domain objects inherited from the shared type (i.e. grouprecord extension record, requestrecord exte…… -
How to use getsystemcpuload() in JMX
Hello, I can't use getprocesscputime() or getprocesscpuload() or getsystemcpuload() in my java program I have used the……