Java
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Java – making multiplayer games via the Internet or the Internet
Hi, I wrote a multiplayer game in Java. I want to know what I need to learn and / or what I should use to make the gam…… -
Java – compare get / put operations of direct and indirect ByteBuffer
Get / put from direct ByteBuffer is faster than get / put from direct ByteBuffer? If I have to read / write from the d…… -
Java – create JSON strings using gson
I'm finishing class, public class Student { public int id; public String name; public int age; } Now I…… -
java – NoClassDefFoundError：org / aopalliance / intercept / MethodInterceptor
My new spring and hibernate I don't know what I'm doing wrong Project structure: – library On the web xml <?xml ver…… -
Java – Tomcat 7 suspends initialization of spring root webapplicationcontext
I tried to deploy a spring web application to Tomcat 7.0 24, but it hangs at startup, and the last line is displayed a…… -
Java – memory efficient multivalued mapping
Hi, I have the following questions: The most efficient memory is to store string in sorted string array and provide co…… -
Java – how to delete system. Java from the code base out. println
We have a huge (old Java) code base in which many files (about 5K) have system out. println. We plan to delete it for …… -
Java – what is the best way to modify “write static fields” from the instance method “findbugs” warning?
I have a similar class, findbugz complains about "writing static fields from instance methods (initialize () and kills…… -
Java – unresponsive threads involving swing and AWT eventqueue
I have an unresponsive application that seems to be in an impasse or stalemate Look at the following two threads Note …… -
Java – how to parameterize the Maven surefire plug-in so that I can choose which TestNG suite to run
I have many test suites in TestNG These are XML files When running integration tests from maven, I want to be able to …… -
Cheat single inheritance in Java?
I heard that there is a way to cheat single inheritance and implement multiple inheritance in Java Does anyone know ho…… -
Optional parameterization using generics in Java
Can I specify a default type when parameterizing a class? // abstract class public abstract class AbsClass<T1 e…… -
jsf – java. Lang.illegalstateexception: cannot find factory javax faces. context. Backup of facescontextfactory
I created my Hello World JSF project, but when I deployed to Tomcat 7, I got this exception: java.lang.IllegalStateExc…… -
Java – how to prevent borderlayout east from embracing one side of the screen?
If I add a component like jbuttons in the east or west, how can I prevent it from being on one side of the screen? I w…… -
Create a hard link in Java
At present, I pass the runtime Exec() uses the 'ln' command The only problem is that in order to do this fork, we need…… -
Java – how to add Web Tools Platform (WTP) in eclipse Kepler
I installed eclipse Kepler. Com on my system So far, I have developed J2SE application Now I want to develop J2EE appl…… -
Java – the difference between salt and key encryption
OK, so I'm trying to learn a little about encrypting messages in my java application I just found that salt is differe…… -
Using type hints to return values in clojure
I'm developing some Java / clojure interoperability and found reflection warnings for the following code: (defn load-i…… -
Java – unexpected results of implementing simple motion blur in libgdx
In the attached two photos, the desktop screenshot function of libgdx is as expected Unfortunately, my Galaxy nexus sc…… -
Can the list passed to the function be modified by another thread in Java?
Integer getElement( List<Integer> list ) { Integer getElement( List<Integer> list ) { int i = Random.g…… -
Java – what settings do you need to make to use jsr-303 annotations in spring?
I downloaded spring 3 and put it on my classpath, but I couldn't import the @ valid annotation However, I can import o…… -
Java Web application initialization and shutdown
I try to initialize and close a webapp Including initialization and shutdown: > Hibernate(v3.6); > C3P0(v0.9.1.2…… -
Java – get selected elements from listview
I use the results of the database search to modify the listview so that I can use this option to create another databa…… -
Java automatically adjusts the font size to Windows 7
In Windows 7, if you change the font size through the control panel – > appearance and personalization – > displ…… -
Java – who has a useful mnemonic to implement a comparator?
Whenever I need to perform a comparison, I get stuck when I go back to - 1, when I need to go back to - 1, and I have …… -
Java – OCR library to identify the numbers on the instrument equipment
I need OCR Library (preferably in Java), which will be able to determine the number displayed on the instrument device…… -
Java – why don’t I use @ batchsize in every lazy loaded relationship?
Hibernate's @ batchsize annotation allows batch fetching of deferred loaded entities For example If I had something li…… -
Java – unable to download from NetBeans 8.0 1 start GlassFish 4.1 in the service area
On Windows 7, I from this site https://netbeans.org/downloads/ Downloaded the "NetBeans - 8.0.1 - JavaEE - Windows. Ex…… -
How to use Java classes dynamically in clojure?
How to use Java classes stored in variables in clojure? How do I fix the following code? (def a java.lang.String) (new…… -
JavaFX – set two root nodes for TreeView
Is there a way to set two root nodes for a treeview? I found many examples if simple treeview, but no useful examples …… -
Java – list of JMX objects and attributes?
I try to implement a Nagios plug-in, which requires me to clearly know the objects and properties I want to monitor Th…… -
Java – send auto assembly tasks to spring taskexecutor
How can you have a class that implements runnable and submits it to the spring taskexecutor for automatic connection? ……