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How do you decide when to use HashMap and when to use TreeMap?
When we want to perform deletion, insertion and locate elements in a Map then HashMap is used.
Whereas TreeMap is used when we want to traverse elements in a sorted order. Depending upon size of collection, adding elements to HashMap is easy. But for sorted elements traversal we can convert HashMap into TreeMap.
Explain Animate gifs? We can save 16 gif images of the previous instance in a single file in the form of an animated gif, and then used it in a regular tag to display a movi
public class Tester { static void test(int[] a) { int[] b = new int[2]; a = b; System.out.print(b.length); System.out.print(a.length); } public static void main(String[] arg
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Binding is a method of associating or registering a name for a remote object that can be used at a later time to look up that remote object. A remote object can be linked with a na
I need Crime Management Project Description: It is a web based project build in Oracle(back end) and J2EE(front end) for peoples so they will register complaints online.
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create thread without extending anything
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What is casting? There are two types of casting, casting among primitive numeric types and casting among object references. Casting among numeric types is used to convert large
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