Trends2010-12-09
What is IAAS?
IASS stands for Infrastructure As A Service. Wasn't that easy to understand? Infrastructure here means all the servers, the switches, the storage, the ups, the firewalls, the route
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JSP2010-11-28
A JSP page that gets properties from a bean
Once a bean has been obtained with jsp:useBean , getting a property is as simple as using the getProperty tag , this is example demonstrate a jsp that gets properties from a bean.
Read tutorialAjax2010-11-28
Handling the Server Response in AJAX
Remember that when you send the request, you provide the name of a JavaScript function that is designed to handle the response. eg:
Read tutorialVB.net2010-11-17
Changes in Controls from VB6 to VB.net
In fact, the Caption property no longer exists; it's been replaced by the Text property. There are other changes in controls from VB6 as well—and plenty of them. I'll take a look
Read tutorialVB.net2010-11-17
Throwing a Custom Exception in VB.net
You can customize the exceptions you throw by creating a new exception object based on the ApplicationException object. Here's an example where I'm creating a new ApplicationExcept
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Throwing an Exception in VB.net
You can throw an exception using the Throw statement, and you can also rethrow a caught exception using the Throw statement. Here's an example where I'm explicitly throwing an over
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VB.net2010-11-17
Using Finally in VB.net
The code in the Finally block, if there is one, is always executed in a Try…Catch…Finally statement, even if there was no exception, and even if you execute an Exit Try stateme
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Using Multiple Catch Statements in VB.net
You also can use multiple Catch statements when you filter exceptions. Here's an example that specifically handles overflow, invalid argument, and argument out of range exceptions:
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Exception Filtering in the Catch Block in VB.net
When you're handling exceptions, you usually want to handle different types of exceptions differently, according to the nature of the exception that occurred. This process is calle
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Raising an Exception Intentionally in VB.net
There are cases in programs where you might want to create an exception because, although no Visual Basic trappable exception has occurred, some situation may have occurred that's
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Getting an Exception's Number and Description in VB.net
For more information on exceptions, you can use the Err object's Number and Description properties, like this:
Read tutorialVB.net2010-11-17
Using On Error GoTo 0 in VB.net
To turn off unstructured exception handling, you can use the On Error GoTo 0 or On Error GoTo -1 statements. Here's an example:
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