The validity period of the jsp request session should be reasonably set.

I previously wrote a simple JSP for stress testing. I did not expect a problem that when the pressure is high, it will happen if the operation lasts for a long time, that is, the JVM memory is almost exhausted. You can use jprofiler to check that

JSP session, request

application and session are relatively simple. The scope of application and page is described here. application: global scope. The entire application Program is shared, that is, the same webapp in the deployment file is shared, and the lifecycle

JSP access through Ajax using jquery

There is no difference with Asp.net:   JSP     my JSP 'index. jsp 'starting page   ServletPackage com; Import java. Io. ioexception;Import java. Io. printwriter; Import javax. servlet. servletexception;Import javax. servlet. http.

JSP: Include parameter transfer receiving and Application

  First look at a simple application, inA. jspWrite the following code This transfers the parameter named name and value XY to name. jsp.   InName. jspReceiving Parameters    String n = request. getparameter ("name "); If (n! = NULL &&! "". Equals

Projection of arrays from JSP to action in struts

JSP Stulst. Name "value =" XY "/> Stulst. Name "value =" xy1 "/> Stulst. Name "value =" xy2 "/> This indicates that there are three different records. Action Public list Stulst; ........................................ ........... Public stirng

JSP standard tag library -- jstl

JSP standard tag library -- jstl Jstl is a set of custom tag libraries that implement common functions in Web applications. Jstl has five categories: 1. Core tag Library 2. internationalized/formatted tag Library 3. Database tag Library 4. xml tag

The showmodaldialog dialog box appears in JSP.

Source: http://www.cnblogs.com/adandelion/archive/2005/10/26/262666.html   The showmodaldialog cache is serious. The following is how to cancel the client cache settings in the subwindow.Bytes ---------------------------------------------------------

Basic Syntax of JSP development technology Reading Notes

JSP files are composed of two types: JSP elements and HTML templates. HTML templates are mainly used for static Web page display. Based on HTML templates, JSP elements related to dynamic web pages are added to achieve dynamic web page

Built-in objects of JSP development technology Reading Notes

In JSP, nine objects are implicitly defined, also called built-in objects. Page: The current object. pagecontext: the context object of the page, which records the information of the current page. Request: This object encapsulates the information

JSP reference (4) script element [scriptlet]

Block declaration descriptionDeclares a script language variable or method. The content must be a complete and valid statement written in the language defined by the page command. The embedded JSP object is invisible to the declared element. The

JSP reference (2) Comment element [comment]

HTML descriptionStandard HTML comment. The JSP Container sends the comment to the client browser, but the comment is not displayed in the browser. You can view the comment by viewing the webpage source file. Syntax] --> AttributeDefault Name

Simple Application of filter in JSP

One of the most important new functions of servlet API 2.3 is the ability to define filters for servlet and JSP pages. Filters provide a powerful and standard alternative to non-standard servlet links supported by some early servers. A filter is a

JSP Study Notes (5) -- Use Javabean in JSP

1. This instance mainly tells us how to call the JavaBean Component in JSP code. 2. The advantage of using Javabean is that JSP code is simplified, interface code and logic code are separated from each other, so that programmers can easily view and

JSP Study Notes (4) -- Use of JSP actions

1. This instance mainly tells us how to use JSP actions in JSP code, for example, 2. This instance requires four files: login.jsp,test.jsp, OK .htm,no.htm 3. First, let's take a look at login. jsp. Username Password   4. The test. JSP

JSP code in a project

Index. jsp: Login. jsp & nbsp; Header. jsp Customer Relationship Management Date nowdate = new date ();Simpledateformat yearfor = new simpledateformat ("YYYY ");Simpledateformat monthfor = new simpledateformat ("mm ");Simpledateformat dayfor

XML expression of JSP syntax

We do not like to see on JSP pages. In fact, we can use a more elegant XML format to express1. Implicit commentsJSP Syntax: XML Syntax: None2. Declaration of variables or functionsJSP Syntax: For example:IntI = 0;IntA, B, C;Color red =NewColor (255,

A simple example of calling EJB by JSP in JBoss 4.0

JBoss 4.0 is automatically integrated with Tomcat 5.0, so it is not only a professional EJB container, but also a professional JSP/servlet container and web server. Tomcat 5.0 is integrated in the following directory of

Use lomboz to debug JSP

PrefaceAnyone with JSP coding experience may experience JSP debugging difficulties. Due to the lack of automated debugging tools, JSP debugging has to use a large number of print statements in files. This method is a simple and effective method for

JSP + JavaBean registration verification

The source code of the example provided in this article has been uploaded by cainiao. If you are interested, go to http://download.csdn.net/detail/woshishuoshuoa/596%3 to download it ~~~ This is a simple registration verification program completed

Use freemarker/jsp (webwork2) to generate static/dynamic RSS files

Scud (Flying Cloud Xia) http://www.jscud.com reprinted please indicate the author/source Keywords: RSS, freemarker, RSS. XML, webwork2 RSS is widely used on the Internet, and RSS support is added to various websites. I recently studied it and added

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