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Give the example of Using a class from the class library ?
You use the java.net.URL class only like you'd use any other class along with these methods in which happens to be named java.net.URL. For example, public class URLSplitter {
public static void main(String[] args) { for (int i = 0; i < args.length; i++) { try { java.net.URL u = new java.net.URL(args[i]); System.out.println("Protocol: " + u.getProtocol()); System.out.println("Host: " + u.getHost()); System.out.println("Port: " + u.getPort()); System.out.println("File: " + u.getFile()); System.out.println("Ref: " + u.getRef()); } catch (java.net.MalformedURLException ex) { System.err.println(args[i] + " is not a valid URL"); } }
}
}Here's the output: $ java URLSplitter https://www.poly.eduProtocol: httpHost: www.poly.eduPort: -1File: /Ref: null
What is a local, member and a class variable? Variables declared within a method are "local" variables. Variables declared within the class i.e not within any methods are "m
calculator
Explain Vector or Object-Oriented Graphics? The representation of graphical objects, like as lines, circles, arcs, and rectangles, along with mathematical formulas. This techni
Modules of software: 1 - Serial RS232 comm port comunication 2 - NanoHTTPD serving some processed pages 3 - System tray application to indicate status and access configura
Describe java's security model in details?
State in brief about the java Java is a object-oriented, simple, distributed, robust, interpreted, architecture-neutral, secure, portable, multi-threaded, high- performance and
Explain the phase Compile- Java Program Development In Phase 2, programmer gives the command javac to compile the program. Java compiler translates the java program into byte
You should override the hashCode() and equals() functions from the Object class. The default implementation of the hashcode() and equals(), which are inherited from the java.
The Struts tag libraries are: ? HTML Tags ? Logic Tags ? Template Tags ? Bean Tags ? Tiles Tags ? Nested Tags
What does TCP/IP stand for? TCP/IP is a Protocol type basically it is known by Transmission Control Protocol/Internet Protocol
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