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Counting Active Users on your web site using JSP
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Ever wondered how many users are viewing your website at this moment? well this article seems to answer that. This article will show you how to build a JSP page and a session listener class which will allow you to determine how many users are viewing your site in real time. Online demo available.
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Best Practice with Expresso Framework
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Why invent the wheel every time you develop an application in Java? Writing a J2EE web application is complicated enough; you would not write a linked list module in C++ every time you started a new project. You would rather use another persons implementation. The same reuse-idea surely applies to server-side web development. This article looks at the best practices of using one popular web application toolkit, Expresso Framework. The idea of using custom tags, JSP, and the MVC paradigm are suitable for such frameworks. It will illustrate the best of practice through an on-line stock trading program example.
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Exception Handling in JSP Pages
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An article on exception handling in JSP pages. Describes how to catch exceptional events and display a useful message to the user. Online demo available.
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Servlets and JSP
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Servlets are Java technologys answer to CGI programming; JSP is a technology that lets users mix regular, static HTML with dynamically-generated HTML. This tutorial discusses the basics of Java Servlets and JSP, as well as the advantages of using each of these technologies.
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Herongs Notes on JSP
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This book is a collection of notes and tutorial codes I wrote while I was leaning JSP (JavaServer Pages). Topics include: attachment, Big5, book, Chinese, content-disposition, content_type, cookie, custom tag, debugging, example, expression language, file upload, GB2312, GBK, header lines, HTTP/1.1, HTTP Response, internationalization, i18n, IterationTag, JavaBeen, JDK, JSP, JSTL, JSTL-EL, J2SE, localization, MIME, named package, online, pageContext, performance, Perl, Servlet, session, Taglib, TagSupport, tag interface, TLD, Tomcat, tutorial, unnamed package, Unicode, useBean, UTF-8, XML
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