Recent Posts
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Java – ZK: Design Pattern: looking for large amounts of data?
I'd like to make some suggestions on how to deal with paging and sorting of large amounts of data At present, I retrie…… -
Java – upload and download files on a Linux managed server using the Rsync algorithm
I am writing an application in Java to back up files on the server It is a Windows version of the application In my ap…… -
PPMD compression in Java?
Who knows the Java implementation of PPMD compression algorithm? I can't find a java implementation, but in http://use…… -
Persistence web service for rich client Java (swing) applications
I am using NetBeans RCP rich client to rewrite my client server rich client database application (swing) into a three-…… -
Java – hibernate cascades many relationships
Dormant novice I have two tables a and B, which have a many to many relationship defined by table AB (a_id and b_id), …… -
Java – fix similar errors function in NetBeans
This is a question about NetBeans In the tasks panel, can I select some similar errors and fix them all? I remember do…… -
Java – package renaming in mercurial project
I have been using mercurial in Java projects for some time I work in a double team When I merged, I found that file re…… -
Java – how do you differentiate XML at the element level rather than at the attribute level?
I need to compare between two XML documents I've been looking for many different XML diffing tools commonly mentioned …… -
Java – should I upgrade / migrate hibernate 2.5 to hibernate 3.0 or upgrade directly to the latest stable version?
I have an application using java se 5 and Hibernate 2.5 I have to upgrade / migrate to Java 6 and later hibernate What…… -
Execute “live” JavaScript without suspending the browser
I'm trying to write a simple music sequencer in JavaScript The sound will play soundmanager2 I soon realized that setT…… -
Is there a java web framework that uses Java’s security manager to achieve fine-grained security?
In standard webapp settings, all code runs with the same permissions It is better to follow the principle of least pri…… -
Java – turns off the hook that captures global input events
introduce This is an illustrative example Consider that I am tracking and displaying the global current position of th…… -
Java – use spring security 3 to store access tokens on my Grails OAuth provider
I have just implemented the OAuth provider for my Grails application and can successfully validate my client applicati…… -
Java multithreaded cache using a single updater thread
I have a web service with an average of ~1k request threads running at the same time These threads access data from th…… -
Java – JPA error: duplicate key error during persistent relationship
Hello Thank you in advance public static interface YY { Object id(); } @Entity @Access(AccessType.FIELD) @Table(na…… -
How to download some Java jar library files
Has anyone used the Java AWT library to migrate an application running on Android? How do you do that? I'm using these…… -
Write the Arabic text in the text box to the file in Java
I have a program where users can enter Arabic text in the text area The direction of Arabic text is from right to left…… -
Java – how to convert a class to something like a class at run time?
I have a class similar to the following: class FooClassAnalyser<T extends Foo> extends ClassAnalyser<T> (c…… -
Java – how to represent polymorphism in JMX?
I have this type: public interface Numbering { List<NumberingComponent> getComponents(); } public interface…… -
Debugging – error debugging clojure using swing CDT: “unable to add tools.jar to classpath”
I'm learning how to debug a clojure application... I've tried several tools and no one convinced me Now I'm trying the…… -
Problems with deploying Java applications
I have just completed a Java application linked to sicstus Prolog Now I need to deploy it, but I have encountered the …… -
In ` Java – jar start After jar `, jetty throws an exception
Run Java - jar start The following error occurred while installing jar The sudo service terminal started working well …… -
Java – what is the best way to deploy code to the server when using spring and Maven?
I have a project using spring Every time I deploy, I run the Maven target "package", which runs all tests and creates …… -
Java – hibernate annotation mapping for parent / child relationships?
I encountered a problem converting manytoone from parent to child relationship The onetomany series fills lazily Howev…… -
How to use Java nio. channels. Filechannel reads ByteBuffer and implements similar behavior similar to BufferedReader #readline()
I want to use Java nio. channels. Filechannel to read the file, but I want to read each line, just like BufferedReader…… -
How to learn from Javadoc
Given a large (third-party) library with hundreds of classes and interfaces, I find it difficult to follow Javadoc: Th…… -
Writes a 3D array to a binary file and reads the file back to another 3D array
I have a task. I have to create a 3D array of random size, write it to the binary file, then read the binary file back…… -
Java – limit upload size in embedded jetty
I'm trying to limit the maximum upload file size that jetty can accept I have read several reports, and the following …… -
Java uses BigInteger and while
I have a question import java.math.BigInteger; import java.io.*; import java.util.*; import java.lang.*; public class…… -
Java string instantiation
Why does this code return "false" instead of "true": If I remember correctly: A string (string pool) pointing to an ex…… -
Java – how to have dynamic parameter names in struts 2 action redirection?
So I'm trying to create an action redirect with dynamic parameter names and values I understand how to use struts This…… -
How do I index words with hyphens in Lucene?
I have a standard analyzer that uses termvectormapper populated with HashMap to retrieve words and frequencies from a ……