Java 归档 - Page 330 of 655

Java – spring HATEOAS, pathvariable and saxserialization

I'm actually developing a small application to train, and I have a problem using spring HATEOAS and pathvariable In fa……

Java

2020-02-04

Java – @ compoundindex does not work in spring data mongodb

I am using spring data mongodb to process applications I want to create a composite index on one of my models I added ……

Java

2020-02-04

Java interprocess communication in 2015 (without boiler board)?

My use case: >Process-1 "database", load 1GB of data from the data file into memory (only 30-60 seconds) > proce……

Java

2020-02-04

Java – spring cannot propagate transactions to the recursive action of forkjoin

I am trying to implement a multithreading solution so that I can parallelize my business logic, including reading and ……

Java

2020-02-04

Java – opencv with arbitrary contour transforms the shape into a rectangle

The short question is how to use OpenCV to convert the following shapes into rectangles? Notes: >Shape contours are……

Java

2020-02-04

Java – print to physical form – requires basic understanding

I'm not sure I understand g.drawstring I have a program for writing pre - printed forms Users claim that printing is i……

Java

2020-02-04

Java – replace() does not work with multiple fragments

Main activities package example.antonio.activitydemo; import android.os.Bundle; import android.util.Log; import andro……

Java

2020-02-04

Why does the native library use 1.5 times more memory when using java than when using C-program under Linux?

I wrote a library in C, which consumed a lot of memory (millions of small pieces) I wrote a program that uses this lib……

Java

2020-02-04

Java – why does windows lookandfeel make fonts too small?

Native windows lookandfeel in Java 6 seems to have incorrectly resized some fonts Test procedure: import java.awt.*; i……

Java

2020-02-04

Java – use the Camera2 API to rotate the preview direction in landscape mode clockwise

I wrote a camera application using the Camera2 API But I don't see the same problem in the potrait model What is the c……

Java

2020-02-04

Java – fix thread pool thread blocking when enough tasks are submitted

I have a process that needs to calculate many small tasks in parallel, and then process the results according to the n……

Java

2020-02-04

How to delete these CSS warnings in JavaFX custom controls?

I am currently developing a custom JavaFX 8 control and will provide the first version when Oracle releases JDK U20 Af……

Java

2020-02-04

Java – recursion: how to try different combinations of integers 1 to 9 and (partially) reverse sequences to restart in case of error?

Language: Goal: General: solve a Sudoku game Specifically: make a recursive method, solve (): >Check whether the nu……

Java

2020-02-04

Java – Maven: in POM Configuring parallel builds in XML

Maven has the ability to perform parallel builds: mvn -T 4 clean install # Builds with 4 threads mvn -T 1C clean insta……

Java

2020-02-04

Java – what is a native sandbox?

I found that "restricted environment with operating system enabled (native sandbox)" was added to 8u51's Java control ……

Java

2020-02-04

Java – communication between Jasper and different applications

I have Jasper reports server (installed at www.example. Com) and a separate Java / JSP Application (installed at www.e……

Java

2020-02-04

Java – log4j 2 configuration monitoring and bit by bit comparison

A colleague pointed out the following fragments of log4j 2.3 Code: /** * Called to determine if the configuration ha……

Java

2020-02-04

Java – JPA with hibernate 5: create entitymanagerfactory programmatically

This problem is specifically about programmatically creating a JPA entitymanagerfactory supported by hibernate 5, whic……

Java

2020-02-04

Java – use the copy constructor instead of object The correct method for clone deep replication

I have some code to use object Clone performs deep replication, but I'm trying to override it with a more "acceptable"……

Java

2020-02-04

Java – recyclerview adapter method not called

I have this strange problem that my adapter does not call any methods The constructor works, it stops there if I have ……

Java

2020-02-04

How do I get a proxy free connection in Java?

When establishing a connection with urlconnection, how to avoid passing through proxyselector, or how to ensure that t……

Java

2020-02-04

Java – why does hibernate generate inserts and updates for the onetomany map

I try to use a small example to understand the one - to - many mapping in hibernate My product has a set of part's. Th……

Java

2020-02-04

Java – why does matlab control interrupt the calling thread when the agent is created?

I let my matlab control thread interrupt and found that it was interrupted the first time it ran This is because there……

Java

2020-02-04

Java EE – what Maven dependencies can I use to create a separate JMS client for GlassFish?

I want to create a very simple JMS standalone client for JMS topics hosted on my GlassFish server My project was built……

Java

2020-02-03

Multithreading – is this the correct way to set the thread name in Delphi 6?

resolvent

Java

2020-02-03

Java – use hibernate criteria to return set instead of list

criteria = createCriteria("employee"); criteria = createCriteria("employee"); criteria.add(Restrictions.eq("name",……

Java

2020-02-03

Java – why does this Scala code throw an illegalaccesserror at runtime?

I have a simple application: object Test extends App { implicit def t2mapper[X,X0 <: X,X1 <: X](t: (X0,X1)) = ……

Java

2020-02-03

Java – in identity The @ picketlink annotation class is not used in login()

I'm trying to use the @ picketlinked class that extends baseauthenticator My setting is about wildlife 9.0 2. Final ea……

Java

2020-02-03

JSF – how to generate javax without ‘ID’ and ‘autocomplete’ attributes faces. Viewstate hide field

This is what I have in the output HTML document (generated by JSF 2.0 / mojarra 2.0.3): @ h_ 502_ 2@ My document shoul……

Java

2020-02-03

Java – do operations on ThreadLocal have to be synchronized?

This is the code I stumbled upon: class TransactionContextHolder { private static final ThreadLocal<TransactionCon……

Java

2020-02-03

Javafx8 tableview multisection returns one of the selected items to null

The tableview multi option returns one of the selected objects as null This doesn't happen every time, but when I try ……

Java

2020-02-03

How to make Java hashtable Containskey is applicable to array?

I'm sorry to ask this question, but I'm new to Java Hashtable<byte[],byte[]> map = new Hashtable<byte[],byte[……

Java

2020-02-03

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Java – spring HATEOAS, pathvariable and saxserialization

Java – @ compoundindex does not work in spring data mongodb

Java interprocess communication in 2015 (without boiler board)?

Java – spring cannot propagate transactions to the recursive action of forkjoin

Java – opencv with arbitrary contour transforms the shape into a rectangle

Java – print to physical form – requires basic understanding

Java – replace() does not work with multiple fragments

Why does the native library use 1.5 times more memory when using java than when using C-program under Linux?

Java – why does windows lookandfeel make fonts too small?

Java – use the Camera2 API to rotate the preview direction in landscape mode clockwise

Java – fix thread pool thread blocking when enough tasks are submitted

How to delete these CSS warnings in JavaFX custom controls?

Java – recursion: how to try different combinations of integers 1 to 9 and (partially) reverse sequences to restart in case of error?

Java – Maven: in POM Configuring parallel builds in XML

Java – what is a native sandbox?

Java – communication between Jasper and different applications

Java – log4j 2 configuration monitoring and bit by bit comparison

Java – JPA with hibernate 5: create entitymanagerfactory programmatically

Java – use the copy constructor instead of object The correct method for clone deep replication

Java – recyclerview adapter method not called

How do I get a proxy free connection in Java?

Java – why does hibernate generate inserts and updates for the onetomany map

Java – why does matlab control interrupt the calling thread when the agent is created?

Java EE – what Maven dependencies can I use to create a separate JMS client for GlassFish?

Multithreading – is this the correct way to set the thread name in Delphi 6?

Java – use hibernate criteria to return set instead of list

Java – why does this Scala code throw an illegalaccesserror at runtime?

Java – in identity The @ picketlink annotation class is not used in login()

JSF – how to generate javax without ‘ID’ and ‘autocomplete’ attributes faces. Viewstate hide field

Java – do operations on ThreadLocal have to be synchronized?

Javafx8 tableview multisection returns one of the selected items to null

How to make Java hashtable Containskey is applicable to array?

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