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It helps to resolve naming conflicts when different packages have classes with the same names. This also helps you prepare files within your project. As define: java.io package do something related to input output and java.net package do something to do with network and so on. If we toward to put all .java files into a single package, as the project gets larger, then it would become a nightmare to manage all your files. You may create a package as follows with package keyword, which is the first keyword in any Java program followed by import statements. The java.lang package is imported implicitly by default when a java program created and all the other packages must be explicitly imported when a java program created.
package com.xyz.client ;
import java.io.File;
import java.net.URL;
Explain function system.arraycopy() ? Although copying an array isn't particularly hard, it is an operation that advantages from a native implementation. Thus java.lang.System
What is the difference between inner class and nested class? When a class is explained within a scope od another class, then it becomes inner class. If the access modifier o
Number = new Array(5); var abc=4; for(var i=1; i { Number[i]= abc*i; } Number.reverse(); for(j=0;j { document.write(" "+Number[j]+" "); } A) What should be output of above co
Java has some bugs in its applets. Java team stated that they have zero tolerance over security features and subsequent editions of Java are managing Bug free environment. Some of
Difference between the File and Random Access File classes? Ans) The File class encapsulates the files and directories of the local file system. The Random Access File class giv
On the surface, an application context is similar as a bean factory. But application context offers much more.. ? Application contexts give a means for resolving text messages,
how to implement feasible region in java
JavaScript supports the normal control structures: The conditionals if, if...else, & switch; The iterations for, while, do...while, break, & continue;
What is the difference between preemptive scheduling and time slicing? Under preemptive scheduling, the highest priority task executes unless it enters the waiting or dead stat
Suppose that: A is the set of characters in the string "pellet"; B is the set of characters in the string "teller"; C is the set of characters in the string "pertinent"; a
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