Java 归档 - Page 350 of 655

Java – is there a way to force eclipse to automatically clean up every run?

I'm developing and using eclipse to create an APK for Android, which also has an APK with C code So file My problem is……

Java

2020-01-22

Java – deserialization with @ jsonsubtypes without value – missing attribute error

I deserialize jsons like this: { "type":"a","payload" : {...} } The type of payload depends on the type My class: pu……

Java

2020-01-22

Java: disk based fast hash set

I need to store a large hash set that can contain up to 200 million 40 bit values It is acceptable to store it as a va……

Java

2020-01-22

The difference between kotlin and Java string is separate from regex

If we have a Val TXT: kotlin String =“1; 2; 3;” And like to split it into digital arrays, we can try the following met……

Java

2020-01-22

Using selenium 2.0 webdriver in practice

I want to write selenium test cases in JUnit and test my project in multiple browsers. I want to take advantage of the……

Java

2020-01-22

Java – clean up projects and regenerate class files in eclipse

After I cleaned up a project in eclipse, I didn't see the class file generated in the output folder "bin". Although th……

Java

2020-01-22

java. io. IOException: error = 2, there is no such file or directory

I tried to use runtime getrunTime(). Exec runs a java program from another Java program code: String java_home = Syste……

Java

2020-01-21

Java – maximum accuracy loss of double addition / subtraction at one time

Is it possible to establish or even roughly explain the maximum precision loss when processing two double values in Ja……

Java

2020-01-21

Java clipboard owner purpose?

I wrote a Java application that copies strings to the system clipboard Constructor use Clipboard.setContents(Transfera……

Java

2020-01-21

Javafx-2 – in javafx2 2. How to set the font size of the text entered in the input field and header?

In my javafx2 In the fxml program, I found that the font could not be extended correctly As a result, the header and i……

Java

2020-01-21

Java – run the cucumber test using JUnit categories through Maven

I have a maven project with multiple modules and a common parent module In this project, some unit tests run with JUni……

Java

2020-01-21

Dormancy – trying to understand the importance of the owner of a one to many relationship in orm

Although my question is specific to the way entity relationships are described in the play framework using hibernate, ……

Java

2020-01-21

Java – how do I track orphaned JDBC connections that are not closed?

We found an error in the old code that did not close the connection This is a simple solution, but I want to know how ……

Java

2020-01-21

Java – BufferedReader in multi-core environment

I have eight documents Each of them is about 1.7 GB I'm reading these files into a byte array, and the operation is fa……

Java

2020-01-21

Java – how to implement Hough transform?

How to implement Hough transform on text image? I'm looking for pseudo code (which will eventually be in Java) Here ar……

Java

2020-01-21

JavaFX layout with parent extensions

I use JavaFX instead of swing in my project because of enhanced multimedia, webviewer and the possibility of using vis……

Java

2020-01-21

Java – how to set the spring logging level during testing?

See English answers > spring boot test ignores logging Level 6 I have application. In my project root directory pro……

Java

2020-01-21

Java instantiates a class from a string

I have the following, public interface SuperbInterface public class A implements SuperbInterface public class B extend……

Java

2020-01-21

Java hangs even if the execution of the script is complete

I'm trying to execute a script from my java code, as follows: Process p = Runtime.getRuntime().exec(cmdarray,envp,dir)……

Java

2020-01-21

Start with JavaSpaces?

I need to start with JavaSpaces. I found this article But I found the Jini library and downloaded it, but I couldn't f……

Java

2020-01-21

Java – hibernate creates the wrong entity subtype in the relationship

resolvent

Java

2020-01-21

Converting Stax source code with Java

I have some codes: XMLInputFactory xif = XMLInputFactory.newInstance() TransformerFactory tf = TransformerFactory.newI……

Java

2020-01-21

Progress notification for long running processes in WCF – how?

I must design and implement a method to deal with long-running processes in client / server applications A typical lon……

Java

2020-01-21

Maven enunciate plugin on Java 1.8 is now removed from the latest JDK (i.e. Java annotation processing tool)

The question is how can Java 1.8 work with Maven enunciate plugin? Use the Maven plug-in org codehaus. Enunciate versi……

Java

2020-01-21

Java – the thread in GWT, Google App Engine, TimerTask or serviceimpl throws an exception

I'm using GWT and Google App Engine I have a series of records. I want to update them every 30 minutes new Timer().sch……

Java

2020-01-21

Java lambda expressions avoid multiple iterations

Guys, Consider the following example. Given a list of trade objects, my code needs to return an array containing trans……

Java

2020-01-21

Java – spring, notreadablepropertyexception and GlassFish versions

I am using a web application using spring MVC It's in GlassFish 3.0 It worked well on GlassFish 3.1, but it began to b……

Java

2020-01-21

Reactive programming – creating behaviorsubject from observable

Suppose I have an observable a that gets data from the network and sends it. If I subscribe to this observable every t……

Java

2020-01-21

Java – asmack – receive custom XML messages||

I spent some time adding smack to my Android device Providers, my application receives it well I added the default iqp……

Java

2020-01-21

Java – name based virtual host using spring boot

I am looking for the best way to host multiple websites developed using spring boot I have a public IP that points to ……

Java

2020-01-21

Generating noise colors in Java

I want to create a color noise generator using Java, which will be able to generate all the colors defined in this art……

Java

2020-01-21

Java – a request to automatically or the user to select the appropriate client certificate

I am developing a hybrid Cordova application that may connect to different servers Some of them do require customer ce……

Java

2020-01-21

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Java – is there a way to force eclipse to automatically clean up every run?

Java – deserialization with @ jsonsubtypes without value – missing attribute error

Java: disk based fast hash set

The difference between kotlin and Java string is separate from regex

Using selenium 2.0 webdriver in practice

Java – clean up projects and regenerate class files in eclipse

java. io. IOException: error = 2, there is no such file or directory

Java – maximum accuracy loss of double addition / subtraction at one time

Java clipboard owner purpose?

Javafx-2 – in javafx2 2. How to set the font size of the text entered in the input field and header?

Java – run the cucumber test using JUnit categories through Maven

Dormancy – trying to understand the importance of the owner of a one to many relationship in orm

Java – how do I track orphaned JDBC connections that are not closed?

Java – BufferedReader in multi-core environment

Java – how to implement Hough transform?

JavaFX layout with parent extensions

Java – how to set the spring logging level during testing?

Java instantiates a class from a string

Java hangs even if the execution of the script is complete

Start with JavaSpaces?

Java – hibernate creates the wrong entity subtype in the relationship

Converting Stax source code with Java

Progress notification for long running processes in WCF – how?

Maven enunciate plugin on Java 1.8 is now removed from the latest JDK (i.e. Java annotation processing tool)

Java – the thread in GWT, Google App Engine, TimerTask or serviceimpl throws an exception

Java lambda expressions avoid multiple iterations

Java – spring, notreadablepropertyexception and GlassFish versions

Reactive programming – creating behaviorsubject from observable

Java – asmack – receive custom XML messages||

Java – name based virtual host using spring boot

Generating noise colors in Java

Java – a request to automatically or the user to select the appropriate client certificate

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