Java

Although there has been a considerable amount of discussion about Java Chinese issues, there are no official standards for Java-facing Web servers, application servers, and JDBC database drivers due to the wide range of technical standards available

Session Initiation Protocol,sip is a signaling protocol that establishes, modifies, and terminates a session between two endpoints. SIP can be used to establish a multicast session for two-party calls, multiparty calls, or even Internet calls,

Security is critical for exchanging business data using WEB services. If the data is intercepted by a third party, or if deceptive data is received as valid data, it can cause serious financial or legal consequences. It is always possible to design

Recently encountered in programming a need to perform an asynchronous operation, after some toss, found in the master thread operation of the join () method is a very practical and effective method. First look at the description and code for the

Exolab's Castor is the current popular, open source JDO implementation package. It is mainly used to implement O/R Mapping. Using this software package can greatly reduce the burden of programmers in processing object-relational databases. This

The most obvious performance problem is that the response time of the Web page slows down. In the Java EE system, the following more basic symptoms are often embodied: Use of Application server resources Usage of the JVM heap Usage of system

Starting with tutorial (10), you have moved from learning the basic syntax of a single class to learning about relationships between multiple classes. In tutorial (10), we learned the relationship between class and class length, association and

role-based access Control (RBAC) introduces the concept of role to isolate user (that is, action body, Subject) and privilege (permission, which represents an operation on Resource, i.e. Operation+resource). Role as a proxy layer of user and

The first contact with OSGi, an online news that was seen in 2006, mentions that the BMW car's communication-entertainment (infotainment) system employs an OSGi architecture that is designed to control speakers, lighting, navigation and

The coding style in the program makes our programming work easier, especially for program maintainers, who often read code written by others. The coding specification fundamentally solves the problem of the program maintainer, it is easier to read

public interface Comparator The comparison function forces the collection of some objects to be sorted as a whole. Comparator can be passed to the sort method, such as collections.sort, allowing precise control over the sort order. You can also

This is the seventh article in the Java EE Web Services Development Series, which focuses on the use of various technologies or tools for Web service development under the j2ee1.3 platform in the previous topics in this series. Starting with this

The problem is finally found, simply because Java serialization is inefficient, and EJB calls are heavily used for serialization, resulting in significant performance consumption and response time. Careful analysis of the project situation, oh, the

Overview WHO implements the Java application without a problem? Well, let's be honest ... Code Analyzer is the only custom tool to solve this pervasive problem. In this article, Laurence Vanhelsuwé will review three commercially available Java

Applications often require text-processing functions, such as Word lookup, e-mail acknowledgement, or XML document integration. This usually involves pattern matching. Languages such as Perl, sed, or awk use regular expressions to improve pattern

With the growing popularity of the Java language, especially the close integration of Java and the Internet web, it has made a huge global success. The Java language, which is independent of platform, Object-oriented, distributed, multiple clues and

The Java built-in Observer pattern is the implementation of several main functions of the observer pattern by inheriting the parent class: Observerable (observable): is a parent class (class), Addobserver (), adding observers; Deleteobserver (),

1. Background: This week because the project needs to the search box to enter the wrong movie name correction processing, to enhance the search hit rate and user experience, studied the Chinese text automatic correction (professional point is

This class was modified from the Java.net.URLEncoder to perform the normal URL coding work, tested on several handsets. When used directly call Urlencoder.encode ("China") if sent to the server side. You can encode Chinese in the following ways, and

The Hadoop installation in this article is based on the Hortonworks RPMs installation Documents See: Http://docs.hortonworks.com/CURRENT/index.htm Http://www.oracle.com/technetwork/java/javase/downloads/jdk-6u31-download-1501634.html Download