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Develop a simple polling (voting) web application according to the following specifications:
? Polls table: poll number (int), poll name (string), poll question (string)
? Options table: option (string), number of votes (int), poll number (int)
What is the use of throws keyword ? Rather than explicitly catching an exception you can declare in which your method throws the exception. This passes the repsonsibility to h
What are synchronized methods and synchronized statements? Synchronized methods are methods that are used to control access to an object. A thread only implements a synchronize
An introduction permits the user to add new methods or attributes to an existing class. This can then be explained to an existing class without having to change the structure of th
Coarse Grained SOA : Services are also could be coarse grained. E.g: You may have a purchase element with individual functions to make a purchase order, add line items, and a
Give an Examples of java.lang.Math Methods Here is an instance program in which exercises most of the routines in java.lang.Math. If your high school math is a little rusty, do
What is the use of UnicastRemoteObject in RMI? Ans) The UnicastRemoteObject class gives support for point-to-point active object references using TCP streams. Objects that need
Which models are supported by JMS? Please, explain them. Ans) Publish or subscribe (pub/sub). This model permits a client (publisher) to send messages to a JMS topic. These mess
How to Drawing Images at Actual Size Once the image is loaded draw it in the paint() method by using the drawImage() method like this g.drawImage(img, x, y, io) img is a
I need a chart and how this works with java? The functions itself.
Explain in brief Java applet? It is a java program. It has been designed for transmitting Java code over the internet. It's automatically executed by Java-enabled W
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