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Validate() : Used to validate properties after they have been populated; known as before FormBean is handed to Action. Returns a collection of ActionError as ActionErrors. Following is the method signature for the validate() method.
Reset(): reset() method is called by Struts Framework with every request that uses the described ActionForm. The purpose of this method is to reset all of the ActionForm's data members prior to the new request values being set.
What does the " abstract " keyword mean in front of a method and a class ?
1. Which of the following are not valid Java identifiers, and why? (a) wolVes (b) United(there is only one) (c) 87 (d) 5 3 (e) Real ale (f) isFound?by 2. A cla
The RMI architecture is based on one significant principle: the definition of behavior and the execution of that behavior are separate concepts. RMI allows the code that describes
Describe advantage of the event-delegation model over the earlier event-inheritance model ?
What are wrapper classes? Java gives specialized classes corresponding to every of the primitive data types. These are known as wrapper classes. They are example: Integer, C
what is java
You must design, code and demonstrate a J2ME program (a program capable of running on mobile telephones) according to the specification given in the next section. The overall cour
How virtual communities are formed? How these are different from other Communities? Give examples. Virtual Communities are interest-based communities. Members along with genera
Performance of interpreted byte codes is sufficient but it can be improved much more than that. Byte codes are changed into machine language within no time, this speed of implement
A easy expression language used by a JavaServer Faces UI component tag attributes to bind the associated component to a bean property or to bind the associated component's value to
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