包含标签:Java 的文章
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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…… -
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 – 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 – 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 – 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…… -
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 – 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 instantiates a class from a string
I have the following, public interface SuperbInterface public class A implements SuperbInterface public class B extend…… -
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)…… -
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…… -
Converting Stax source code with Java
I have some codes: XMLInputFactory xif = XMLInputFactory.newInstance() TransformerFactory tf = TransformerFactory.newI…… -
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…… -
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 – 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 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 – 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…… -
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 – 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 – 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 – firestore – objects with internal objects
Custom object with (documentsnapshot documentsnapshot) parameter It is also the internal object of firebsae. It retrie…… -
Java – spring security authorizes the requests value from the database
I want to configure the authorize requests value from the database when the server starts At present, I have given the…… -
Link to any online tutorial on JSR 330: dependency injection in Java?
I'm looking for some tutorials on JSR 330: dependency injection in Java Google search doesn't provide much information…… -
Java – is ThreadLocal better than HttpServletRequest setAttribute(“key”,“value”)?
The servlet specification (see my previous question) guarantees that the same thread will execute all filters and asso…… -
Java – how do I ensure that a given dependency is included in my application using the spring framework?
This will be an indescribable problem, but there are We are using Delphi spring framework ( http://code.google.com/p/d…… -
How wildcards work in Java
I'm reading a java tutorial on wildcards in generics In the following code: void printCollection(Collection<Object&…… -
Java – running Google App Engine applications on multiple client domains
I want our customers to integrate our Google App Engine Application into their domain For example, suppose a customer …… -
Java – hibernate conditions use group by and return entity list
I'm trying to use group by in my standard I need to do this: SELECT b FROM Book b GROUP BY volumeCode; I have the foll…… -
Java – Sam type optimization
The working document describing the status of project lambda refers to the so-called Sam (single abstract method) type…… -
Java – hibernate restricted result query
How does the maxresult property of a hibernate query work? In the following example: Query query = session.createQuery…… -
Java – any algorithm for the “flip all” (light out) game?
In this game: http://www.mathsisfun.com/games/allout.html OK, after reading some answers and comments (and taking a qu…… -
java – MethodHandles. lookup(). defineClass retention
MethodHandles. Lookup. Defineclass generates a new class from the byte array at run time Under what circumstances can ……