powerbuilder web application

1.WEB Server:Understanding Web server, first you have to understand what is the Web? Web you can simply understand that the HTML page you see is the data element of the Web, and the applications that process these data elements are called

Summary This article analyzes the architecture mode of web applications and introduces the UML extension mechanism to model various objects in Web applications. This paper discusses the UML modeling and development methods for Web applications under the. NET Framework and applies them to a practical management system. The actual

From: http://www.csdn.net/article/2013-08-13/2816549--must-have-skills-of-modern-web-application-developers What skills should modern web application developers possess? Author Joe stangarone summarizes the opinions of several experts in different fields (including his own ideas). These six skills are required by every

What technology is used? I use Tomcat 4's ServletJPS container technology to implement a Web application. There are still many uncertainties in this process. it is not easy to choose one of the multiple feasible technologies. In this article, I chose a solution that is as simple as possible and used in combination with assumerverpages (JSPs) and Java. Avoid using JSPs for Tomcat whenever possible Technol

This work is licensed using the "knowledge sharing signature"-"non-commercial use"-2.5 mainland China License Agreement in the same way. Java-based web applications are an application that implements HTTP through Java technology. Servlet technology is the core technology used to implement HTTP in Java technology. With the continuous improvement of the architecture technology, the basic servlet theory is g

JAVA file paths and WEB application paths 1. understanding of basic concepts 'Absolute path': the true path of the file or directory on your application on the hard disk, such as URL and physical path. For example: C:/xyz/test.txtrepresents the absolute path of the test.txt file; Http://www.sun.com/index.htmalso represents a urlabsolute volume; 'Relative path': t

Today, with the rapid evolution of Web technology and the vigorous development of e-commerce, many new applications developed by enterprises are Web applications, in addition, Web services are increasingly used to integrate or interact with Web applications. These trends bring about the following problems: the growth o

Careful friends should find that the 2010 security patches for various applications began to become more. In particular, Adobe patches, Adobe software security vulnerabilities in 2009 a large number of exposure, Adobe Software has become a new favorite hacker, the security of the people concerned, Adobe software companies have often launched patches in 2010 to fix various vulnerabilities in Adobereader or Acrobat software. In 2010 there is also a noteworthy security trend is the various types o

Web-based applications require security value-added vendors and system integrators to install, configure, and support firewall devices for a series of web application firewall services. Firewall Products, because of its assistance in complying with the Payment Card Industry Data Security Standard pci dss, have obtained all the code that is concerned with PCI regu

based on. Web application framework Construction model of net Microsoft Architecture and Model group (reprinted from MSDN) May 08, 2004 This article corresponds to the Web representation pattern cluster, the first half of the article describes the architecture, design and asp.net implementa

1, the Web API core layer Design In the current developed application scenario, we often need to access the WinForm client, app program, web program, and currently in the bustling micro-letter applications, such data should be provided by the same service, this is what we need to build the Web API platform, based on th

When is Web service applicable?1. Communication across firewalls If your applicationProgramThere are thousands of users and they are all distributed across the world, so communication between the client and the server will be a tough problem. This is because there is usually a firewall or proxy server between the client and the server. In this case, it is not that simple to use DCOM. In addition, you usually do not want to publish your client progra

code-behind page policies appears. Then there is a fine framework for dynamically configuring site navigation and command Scheduler, but all of this is at the expense of increasing complexity. Suppose you have a large number of Web presentation options now, how do you choose the appropriate Web presentation design strategy for your application? Is there really

In layman's terms, the Web server Transfer (serves) page allows browsers to browse, whereas an application server provides a method (methods) that the client application can invoke (call). Specifically, you can say that the Web server deals specifically with HTTP requests, but the