This is a public variable Constructor With the public Modifier in Java A constructor can also be made public and private like the method and variable. If it is public, we can create an object of the class anywhere like we do in this code. package com.tutorial; public class ExampleClass...
What are the differences between a HashMap and a Hashtable in Java? How do I generate random integers within a specific range in Java? How can I create a memory leak in Java? What is the difference between public, protected, package-private and private in Java? What's the differen...
It is generally a convention to put the access specifier (i.epublic,privateorprotected) in the beginning of the method declaration or definition. You can understand the meaning ofpublic,staticandvoidkeywords as follows. public: It is an access specifier, which defines who can ...
What are the differences between a HashMap and a Hashtable in Java? What is the difference between public, protected, package-private and private in Java? What's the difference between @Component, @Repository & @Service annotations in Spring? What's the simplest way to print a Java arr...
3. Third difference between private and public modifier is that you can use public modifier with top level class but you cannot make a top level class private in Java. Though both public and private modifier can be used with class e.g.nested and inner classes. You can make an inner class...
At the member level—public,private,protected, orpackage-private(no explicit modifier). A class may be declared with the modifierpublic, in which case that class is visible to all classes everywhere. If a class has no modifier (the default, also known aspackage-private), it is visible only...
2. General Differences BetweenWaitandSleep Simply put,wait()is an instance method that's used for thread synchronization. It can be called on any object, as it's defined right onjava.lang.Object,but it canonly be called from a synchronized block. It releases the lock on the object so th...
Example of Encapsulation in Java classPerson{privateString name;privateintage;// Getter method for namepublicStringgetName(){returnname;}// Setter method for namepublicvoidsetName(String name){this.name=name;}// Getter method for agepublicintgetAge(){returnage;}// Setter method for age with ...
public static void execute() throws SocketException, ConnectionException, Exception The method may throw multiple exceptions. They are comma-separated at the end of a method declaration. We can put both, checked and unchecked exceptions in the throws. We have described the difference between the...
The major difference between Enumeration and Iterator in java is that by using Enumeration, we can only traverse a Collection but by using Iterator, we can also remove an element while traversing the Collection.