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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.
can you explain me the er diagram for the online doctor system
What is ARPANET and who developed it? ARPANET stands for Advanced Research Projects. The initial reasons were to communicate along with and share computer resources between mainl
Design pattern : As you may look from the diagram given below, containers collect components. Sometimes you want to accumulate a container to another container. So, a container co
EJB 2.x is broadly adopted server side component architecture for J2EE. 1. EJB is a remote, distributed multi-tier system and allows protocols like IIOP, JRMP, and HTTP etc.
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What is the role of fonts in java explain with example? You've already seen one instance of drawing text in the HelloWorldApplet program of the last chapter. You call the drawS
Elaborate Vector or Object oriented graphics along with at least one example. Object Oriented Graphics are the graphics that are commonly oriented towards the objects and have
Compare classes with C++ Some significant points to consider when defining a class in java as you probably noticed from above given skeleton are - There are no global
Benefits of AOP (Aspect Oriented programming) OOP can give the system level code like transaction management, logging, security etc to scatter throughout the business logic. A
Describe Graphics Objects ? In Java all drawing takes place via a Graphics object. This is an example of the class java.awt.Graphics. Initially the Graphics object you use w
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