JSP

1. Download the source code of the jspsmartupload project. Http://www.zhenhua.org/article.asp? You can download the address id = 380. Decompress the downloaded source code to the webapps folder under the Tomcat directory, enable tomcat, and access

Org. Apache. Jasper. jasperexception: Unable to compile class for JSP Solution   (Recently, I often see my friend who asked this error in the forum. I have not tried it four times over the past few days. I have collected it online for your

Generally, JSP runs in the following way: when the server is started and the web browser sends a page request, the web server first determines whether the request is a JSP page request. If this page is only a common html/XML page request CodeTo the

When a JSP page on the server is requested for execution for the first time, the JSP engine on the server first translates the JSP page file into a Java file, and then compiles the Java file to generate a bytecode file, then, you can run the

1. Differences between calling JS events: The JS event parameter of the JSP tag can be a tag, but the JSF tag cannot. Input Type = "Text" Onkeyup = "Setsearch (' # {Userselfaction. selfinfo. spacehost }" /> ')" Value = "query"

Question about JSP Chinese parameter passing: request. setcharecterencoding ("GBK") on the acceptance page; only valid for post submissionIf you want to thoroughly handle the problem, you can take the following measures on the acceptance page:String

The pagecontext object provides methods to access other hidden objects. In the pagecontext object, you can use the following two methods to save and obtain attributes: Setattribute (string name, object value) Getattribute (string name)

Summary: (1) If you use form to submit data, the submitted data will be processed on another JSP page. You can also use Ajax for partial updates without redirecting. (2) When data verification is required before a form is submitted, the onsubmit

Java. AWT. image. *, java. util. *, javax. ImageIO. * "%>// Create an image in memoryInt width = 60, Height = 20;Bufferedimage image = new bufferedimage (width, height,Bufferedimage. type_int_rgb ); // Obtain the image ContextGraphics G = image.

1. Static Page garbledThe file encoding is inconsistent with the encoding to be displayed in the browser.1) Check the original file encoding. open the file in notepad and save it as a file;2) Add a command to the current page to recommend that the

Address: Http://hi.baidu.com/comasp/blog/item/e13e928b4eeb59d2fc1f10d8.html I encountered this exception when passing parameters through Ajax. After finding something online for N days, I still did not find the answer. It turns out that I have

1. actioncontext In struts2 development, in addition to automatically setting request parameters to the action field, we often need to directly obtain the request or session in the action.(Session) information, or even directly to the

The publishing process of a Web application 1. Deploy HTML files Add the index.htm file to the helloappdirectory.   2. Deploy JSP Common JSP files, under the helloapp directory.   3. Deploy Servlet (1) create a Servlet File. It can call the

From: http://blog.sina.com.cn/s/blog_5990faac0100dnfx.html Cookie : The name that the server sends to the browser in a Response Header / Value Pair. The time when the browser saves Cookie To specify the expiration time attribute. When the browser

Basic steps: 1. First write the class, extends tagsupport class, and rewrite the method you need. (Note: If you inherit the simpletagsupport class, you must put all the processing code in the dotag () method) 2. Configuration Write a TLD file and

JSP custom tag Library Development demonstration, and provides a ready-made example for download.   Development of tag library programs in netbeans 7.0   1. Create a web applcation. Select New Project> Web applaction from the menu and click Next. 2.

1. Write this class first. package itcast.lxd.web.simpleTagAttrib;import java.io.IOException;import java.util.Date;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import

What is the difference between JSP and Servlet in the application? Many people are confused. Let me say a few things. Simply put, Sun first developed the servlet, which has powerful functions and advanced system design. However, it still uses the

Recently, I am writing code for online video playback. I have found some information from the Internet for your reference. I have changed the video path to the following code: 1. AVI formatThe code snippet is as follows:Src = "mbar. Avi"> 2. mpg

Chinese Encoding in JSP ========================================================== ========================================================== === 1. The encoding format of is the storage format of JSP files. Eclipse saves the file