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Java Open Source is a professional website about Java open source projects, Java open source software, and development tutorials and documents. It gathers vari......

Java China is committed to a specialized Java website, providing Java tutorials, J2EE tutorials, J2ME tutorials, JSP tutorials, etc., promoting and popularizin......

JComponentPack is a GUI library based on Java Swing, a collection of visual JavaBeans. It is built on the MVC architecture of Swing and is a 100% pure Java lib......

There are a great many IT trainings in Beijing, especially for Java. There are hundreds of them as I personally know. I hope friends who are interested in this......

### 1. Simple Principles and Applications of Exception Handling Mechanisms in C++ or Java When a JAVA program violates the semantic rules of JAVA, the JAVA Vi......

Discussing hot JAVA technologies, providing abundant JAVA information and JAVA resources.

If you are utilizing very fragmented time, for instance, when you go shopping with your family, when you are in the car during outings, when you are waiting fo......

For the development status of e-books in the Greater China market, we can see that the development on mainland China is evidently faster than in Hong Kong and ......

Immediately after the second class in the afternoon, I rushed to Yuanping Gymnasium and saw the fountain that hadn't been open for a long time, as well as the ......

1. Common data type conversion functions in JAVA - Convert String to byte: `Byte static byte parseByte(String s)` - Convert byte to String: ......

I. Account and Password: Q: How can I get an account on China Gold Online? A: Enter the "User Center" module, select "User Registration", a password input box ......

import java.awt.*; import java.io.*; import java.awt.event.*; public class Example {

From: *Core Java Volume I* Suggestion for implementing `equals`: ```java @Override public boolean equals(Object other) { ```

JNode is the abbreviation of Java New Operating System Design Effort. It is an operating system developed primarily in Java (with a small part of the kernel wr......

nana2008426 [Recommendation] A must-practice part for office workers every day. The neck is the most important area that office workers should exercise. Repeat......

JNode is the abbreviation of Java New Operating System Design Effort. It is an operating system primarily developed in Java (with a small part of the kernel wr......

The coding style in the program makes our programming work easier, especially for program maintenance personnel who often need to read code written by others. ......

Carlos Perez (a renowned Java technologist) recently published a list of five Java technologies he believes are worth learning in 2008. They are: OSGi (a dyna......

Part One: Security Configuration and Code Encapsulation ### Security Configuration The configurations of both platforms are achieved through XML or plain tex......

Purpose: Convert the interface of a class into another interface that the client desires. The Adapter pattern allows classes to work together that otherwise co......

This plugin enables Google Desktop Search to index JAVA source files. It includes syntax coloring in the cache.

Quickly convert a 1-minute Java program to run as a Windows service 1. First, download the latest version of **Java Service Wrapper**, click here to download......

I. DOM (Document Object Model) Defines a set of interfaces for the parsed version of an XML document. The parser reads the entire document and then bui......

In JDK 1.4: ```java Map map = new HashMap(); Iterator it = map.entrySet().iterator(); while (it.hasNext()) { Map.Entry entry = (Map.Entry) it.next(); ......

You can turn a regular Java program into a true exe, meaning a single exe file that can run on machines without the JVM installed. Common tools for this includ......

Problem Description: After completing the development of a Java program and packaging it into a Jar file for release, you may find that images and text files......

The method for connecting Java to an Oracle 10g database is as follows: 1. In Eclipse, you need to add **E:\oracle10g\oracle10g\jdbc\lib\ojdbc14.jar** first. ......

I wrote an Excel file using JXL, and it turned out quite refined. It includes inserting images, setting fonts, centering text, merging cells, and more. You can......

"This is changeable, it follows the thing after 'new', while 'super' is fixed." "In the parent class: when 'this' is used, it refers to the instance created b......

Arithmetic exception class: ArithmeticException Null pointer exception class: NullPointerException Type casting exception: ClassCastException Negative......