包含标签：Java 的文章
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Is there any way to find the number of threads that the task manager runs in Java?
In Java, if I start 1000 threads using the loop shown below, is there any way to monitor the number of threads actuall…… -
Java – transfer privatekey from keystore and use JNI in OpenSSL
I have an Android application using webrtc Everything is perfect But now, the main problem is encryption In order to m…… -
Java – why is my quicksort performance worse than my mergeport?
Did I miss anything? The source is short and can be run and commented at any time for better understanding I need to k…… -
Java – EJB: using entitymanager in postconstruct method
After constructing the bean, I want to use the entitymanager to retrieve data from the database It is not possible in …… -
Java – get rid of GWT MVP template
About the location and attachment of the file activity MVP, I have to create each page: >A place > an activity &…… -
Java thread start time
Can I retrieve the start time of a given java thread in the JVM? I have a thread dump. I'm looking at some problematic…… -
Is it useful to use multithreading to process files on your hard drive?
In terms of performance and execution speed, is it useful to use multithreading to process files on hard drives? (move…… -
Java – how to force an application to create thumbnails (Snapshots) for the list of recent applications?
My application tester reports: My device uses Android 2.0, so I can't check and debug the problem (the thumbnail in th…… -
Java – how to pass generic classes as params to the intent constructor
I have this general activity in my android app public class NavegadorActivity<T> extends Activity { .... ..…… -
An effective way to pass JSON between Java and JavaScript
I'm new to nashorn and write scripts on the JVM, and wonder if I can make my java code communicate with JavaScript mor…… -
How to run my Haskell function in Java
Suppose I'm in math Haskell function added to HS How to run the add function through a java program and store the outp…… -
Java – Disable spacebar trigger click JButton
Jbuttons consider that pressing the spacebar is the same as clicking JButton (assuming JButton has focus, I assume her…… -
Java – try to configure LDAP as a JNDI resource in Tomcat
I have an LDAP server that I use to authenticate users in the Tomcat web application I'm using jndirealm, which is con…… -
In Java, should I create a new package, folder or source folder?
There are a few questions about so, but I'm completely unfamiliar with java development. I don't know the correct meth…… -
Can Java – Apache storm sprouts communicate with each other?
I have a directory and another process imports files Our current storm implementation reads this directory, selects th…… -
Java class finder tool
Anyone who often uses Java knows that multiple jars in the classpath can cause us trouble I'm looking for a tool that …… -
Java – spring does not send all the fields in the JSON response
My POJO: import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.Id; import javax.pers…… -
Add a custom jmod to the module path using java 9
I used this jmod tool to create a simple jmod file $JAVA_HOME/bin/jmod create --class-path classes test/samples.jmod N…… -
OAuth – what are the main differences between socialauth, scribe Java and spring social?
I'm new to OAuth, but I want to find a good way to start and use a widely supported library Here are the pros and cons…… -
Java – output Jersey record to file?
We have added these to our web In XML: <init-param> <param-name>com.sun.jersey.spi.container.Container…… -
Java – how to get hibernate dialect at runtime
In my application, I use hibernate and SQL Server database, so I set <property name="hibernate.dialect" value="org.…… -
Java – strange behavior when downloading HTML using httpurlconnection
In my android Wikipedia reader application, I'm using httpurlconnection to download the HTML of the article. Some user…… -
Java – focus on snippets
I'm looking at an open source project on GitHub. I found the following code line in Java, static byte[] byteArray = ne…… -
Java – Show / hide JPopupMenu from JButton; Focuslistener is not working properly?
I need a JButton with an additional drop-down style menu So I took a JPopupMenu and attached it to JButton in the way …… -
Eclipse UML plug-in with java code generation
Does anyone know that a good (read: free) eclipse UML plug-in can also do code generation? If not, does anyone know an…… -
If may is complete, convert may to single from another source
I want to build a repository class that returns single < something > This class should first check the cache, wh…… -
RX Java – groupby operator, items from different groups are interleaved
The following codes: Observable .just(0,1,2,3,4,5,6,7,8,9) .doOnNext(item -> System.out.pri…… -
How to find errors in the new JavaFX error tracker
The existing JavaFX error link has died How to find errors in the new system? For example How to find bugs Solution As…… -
Java – why did this method call fail? (generic and wildcard)
I received the following error: 'call(ContainsMonitor)' cannot invoke 'call(? extends webscout.Monitor)' in 'WebScoutC…… -
Java – JNA memory leak
In view of this, C code: void LoadData(char** myVar) { std:: string str("[Really Long String Here]"); unsigned…… -
Java – Protocol buffer: enumeration problem
I have the following Proto file: enum Enum1{ X=0; Y=1; } message SomeClass{ required Enum1 enum1=1; …… -
Java – use log4j to create new log files every day
I want to use log4j in my java project. What configuration should I provide log4j.appender.FILE = org.apache.log4j.Dai……