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What is an Iterator?
Some of the collection classes give traversal of their contents via a java.util.Iterator interface. This interface permits you to walk through a collection of objects, operating on every object in turn.
Remember when using Iterators that they have a snapshot of the collection at the time the Iterator was obtained; generally it is not advisable to modify the collection itself whereas traversing an Iterator.
What interface must an object implement before it can be written to a stream as an object? Ans) An object must execute the Serializable or Externalizable interface before i
A mechanism for converting among string-based markup generated by JavaServer Faces UI components and server-side Java objects.
Advice is the execution of an aspect. It is something like telling your application of a new behavior. Generally, and advice is inserted into an application at joinpoints
How can we use Observer and Observable ?
ANDROID APK for 3G dongles support Project Description: We want someone who will modify this Android app or code a similar one. The App function is to let Android tablet P
Illustrate an example of static variables System. out .println("some text"); -- out is a static variable JOptionPane. showMessageDialog (null, "some text"); -- showMessageDi
I am preparing ehopsital project. For the needs of hospital in that billing module and patient registration and stores module and e.t.c module is there for hospital needs. Skill
Explain the uses of JVM verifier The JVM "verifier" checks the code when it's loaded to verify that it has the correct structure --that it does not use an uninitialized pointer
What is output of the following JavaScript code? Str="Virtual University of Pakistan"; document.write(str.substring(5,str.length)) ;
What is File Transfer Protocol? This protocol is used to upload the files on remote computers. This is used to transfer files among computer on TCP/IP network e.g. internet and
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