JSP2010-10-24
The Request Object in JSP
The request object is an instance of a class that implements the javax.servlet.http.HttpServletRequest interface. It represents the request made by the client and makes the followi
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JSP2010-10-24
Tag Libraries in JSP
The syntax for using tag libraries is similar to that for the standard actions except of course that the tag names and attributes are defined in the tag library itself rather than
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Scriptlets and Expressions in JSP
Scriptlets enclose Java code (on however many lines) that's evaluated within the generated servlet's _jspService() method to generate dynamic content:
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Declarations in JSP
The following syntax allows you to declare variables and methods for the page. These are placed in the generated servlet outside the _jspService() method; in other words, variables
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The taglib, tag, include, attribute and the variable Directive in JSP
A tag library is a collection of tags used to extend a JSP container functional model. The taglib directive defines a tag library namespace for the page, mapping the uniform resour
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The page Directive in JSP
The page directive specifies attributes for the page; all the attributes are optional, and the essential ones have default values, shown in bold:
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VB.net2010-10-23
Joining Threads in VB.net
You can use the Join method to wait until a thread finishes; this method will return when the thread is finished executing. Here are the various forms of this method:
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Using a Web Service in VB.net
To make use of a Web service, you have to add a Web reference to your application. Here is the code for the WebServWindowsApplication application, Form1.vb:
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Creating a Web Service in VB.net
Creating a Web service is not difficult-just select the File|New|Project menu item, select the ASP.NET Web Service icon, and click OK. That creates a new Web service project, ready
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Creating a Windows Service Installer in VB.net
After you've created a Windows service, you need an installer. Here's the code for the installer in the WindowsService example, Project Installer.vb:
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Creating a Windows Service in VB.net
You can create a new Windows service easily in Visual Basic-just use the File|New|Project menu item, select the Windows Service icon in the templates box, and click OK.
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Using the ServiceInstaller Class in VB.net
ServiceInstaller objects install Windows services. Here is the inheritance hierarchy of this class
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