Recent Posts
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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 – 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 – 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 – 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 – 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 – 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 – spring data rest JPA – unable to delay loading of onetomany bidirectional relationship
I have two entities, company and job, with one to many two-way relationship My problem is that I can't be lazy to load…… -
Java – how to unit test static resources provided by spring resourcehandlerregistry
I'm trying to unit test a new spring MVC project I have a service for index JSP home controller passed the test I am t…… -
Java – performance degradation upgrade from hazelcast 2.5 to 3
Due to known (fixed) errors in hazelcast 2.5, we have determined that this will be the next upgrade candidate for our …… -
JavaFX CSS: custom functions
I want to know if there is a way to add custom functions to JavaFX CSS. My main purpose is to create a function to get…… -
Java – open POM The eclipse editor does not open when XML is
I just installed Ubuntu 15.10 and eclipse Then I set up: update the site with: Indigo – http://download.eclipse.org/re…… -
Java – mockito simulates a response class
When I try to simulate javax ws. When rs.core responds, I receive an error message: Why is that? Response response = M…… -
Java – XML binding generation file cannot be compiled
I am developing a project involving Java backend with Delphi front end I tried to generate a Java - based XML binding …… -
Java – override method with different signatures
I have a superclass that uses this method: protected <E extends Enum<E>,T extends VO> void processarRelato…… -
Java – cameradevice failed to create session [Camera2]
I'm trying to stream camera data to surfaceview. Com using the Camera2 API I am following this guide: Camera2 guide I …… -
Java – storedprocedurecall 1x varchar output 1x cursor output
My question may be a little confusing I have a problem. I'm calling storedprocedurecall in Java, for example: StoredPr…… -
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 – 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…… -
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…… -
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 – 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 – use @ hide to hide methods / classes in annotations
I'm developing a library (jar) for Android. The situation I encounter is that I want my classes or methods to be acces…… -
Java – use POM to wrap the spring boot of agrigator
Is it possible to use the spring boots Maven plug-in command spring boot: run when the parent POM of the project uses …… -
Java: how can an impossible NullPointerException still occur?
I have just received the following error report about our software: java.lang.NullPointerException at java.util.Ar…… -
Detailed explanation of Android event distribution mechanism
Android event distribution mechanism We only consider the four most important touch events: down, move, up and cancel.…… -
Android enables click thumbnail magnification
This example shares the specific code of Android click thumbnail magnification effect for your reference. The specific…… -
Detailed explanation of Android onfocuchangelistener focus events
This example shares the specific code of Android onfocuchangelistener focus event for your reference. The specific con…… -
Android intentservice based file download example code
Downloading files is time-consuming. Previously, asynchronous classes such as asynctask were used for downloading, and…… -
Use of Android tiny integrated picture compression framework
In order to simplify the call to image compression and provide the most concise and reasonable API compression logic, …… -
Principle and implementation of Android image three-level cache
Why use L3 cache What is L3 cache Principle of L3 cache Specific implementation and code 1. Custom image caching tool …… -
Example code for verification of mobile phone number in Android
Now there is verification of mobile phone numbers in the application. I have implemented one in my own way. The follow…… -
On the solution of uploading files from Android WebView
When developing requirements, we will inevitably access the H5 pages of third parties. Some H5 pages have the function……