Latest questions in Java

0 votes
2 answers

How to rotate an array from a particular index?

private static void rotate(int[] arr, int order) ...READ MORE

Aug 29, 2019 in Java by Sirajul
 • 44,350 points • 45 views
0 votes
1 answer

How to find the nth prime number in Java?

Here is the code to find nth ...READ MORE

Mar 4, 2019 in Java by Priyaj
 • 57,450 points • 11,211 views
0 votes
1 answer

Rotate elements of array by n position

Here is what I came up with,  import ...READ MORE

Mar 3, 2019 in Java by Priyaj
 • 57,450 points • 44 views
0 votes
1 answer

How to use nested class in Java?

This program will help you understand the ...READ MORE

Mar 3, 2019 in Java by Priyaj
 • 57,450 points • 32 views
0 votes
1 answer

First panel added to a frame disappears

The default layout of a JFrame (or more specifically ...READ MORE

Mar 1, 2019 in Java by developer_1
 • 3,300 points • 37 views
0 votes
1 answer

Write files to external public storage in Android

MediaStore has not discovered your newly-created files yet. ...READ MORE

Mar 1, 2019 in Java by developer_1
 • 3,300 points • 264 views
0 votes
1 answer

Install Java on Ubuntu

Hi @Anvi, to install Java on Ubuntu, ...READ MORE

Mar 1, 2019 in Java by Pratibha
 • 3,690 points • 771 views
0 votes
1 answer

How does Java convert integer value into byte?

When an integer value is converted into ...READ MORE

Feb 28, 2019 in Java by Avantika
 • 1,500 points
edited Feb 28, 2019 by Omkar • 1,899 views
0 votes
2 answers

What is the difference between string object and string literal?

A String literal is a Java language concept. This ...READ MORE

Aug 16, 2019 in Java by Sirajul
 • 44,350 points • 1,017 views
0 votes
1 answer

How to install and configure JDK8 on Windows 10

Hey @Henna, Go to this page  Accept the license ...READ MORE

Feb 28, 2019 in Java by Kalgi
 • 133 views
0 votes
1 answer

Mathematical Operations in Java

Ok. This is happening because you're dividing ...READ MORE

Feb 27, 2019 in Java by developer_1
 • 3,300 points • 40 views
0 votes
1 answer

Xpath in Java for accessing OWL Document

Don't query RDF (or OWL) with XPath In ...READ MORE

Feb 27, 2019 in Java by developer_1
 • 3,300 points • 69 views
0 votes
1 answer

Need help with Java Installation

Hi @Ashmita, to asnwer your question, lets ...READ MORE

Feb 27, 2019 in Java by Pratibha
 • 3,690 points • 87 views
0 votes
1 answer

Getting "Unsupported major.minor version" error.

I will recommend not to upgrade the ...READ MORE

Feb 21, 2019 in Java by Sapan
 • 195 views
0 votes
1 answer

Java version mismatch

We get this error when we write ...READ MORE

Feb 21, 2019 in Java by Vaishnavi
 • 129 views
0 votes
1 answer

How to disable session in JSP?

<%@ page session=“false” %>    Using this above command, you can ...READ MORE

Feb 18, 2019 in Java by Frankie
 • 9,810 points • 108 views
0 votes
1 answer

What is composition in Java?

Composition is again specialized form of Aggregation ...READ MORE

Feb 17, 2019 in Java by Neha
 • 6,280 points
edited Feb 18, 2019 by Neha • 80 views
0 votes
1 answer

What are the different methods of session management in servlets?

Session is a conversational state between client ...READ MORE

Feb 17, 2019 in Java by Frankie
 • 9,810 points • 1,597 views
0 votes
1 answer

What do you mean by aggregation in Java?

Aggregation is a specialized form of Association ...READ MORE

Feb 17, 2019 in Java by Frankie
 • 9,810 points • 76 views
+1 vote
4 answers

What is difference between access modifier and access specifier in java

Access Specifier:- This can be understood as ...READ MORE

Feb 14, 2019 in Java by Priyaj
 • 57,450 points • 8,927 views
0 votes
1 answer

Switch JPanels inside a JFrame

Instead of trying to add an remove ...READ MORE

Feb 13, 2019 in Java by developer_1
 • 3,300 points • 316 views
0 votes
1 answer

FirebaseListAdapter not pushing individual items for chat app

o let the FirebaseRecyclerAdapter and FirebaseListAdapter show ...READ MORE

Feb 13, 2019 in Java by developer_1
 • 3,300 points • 333 views
0 votes
1 answer

Dagger error in Java

What's going on? Have a good look at ...READ MORE

Feb 11, 2019 in Java by developer_1
 • 3,300 points • 529 views
0 votes
1 answer

Aligning Diagram in Java

Without any evidence otherwise, I'd guess you've over-ridden the paint method ...READ MORE

Feb 11, 2019 in Java by developer_1
 • 3,300 points • 32 views
0 votes
0 answers

how to solve thread-cannot find symbol

Feb 11, 2019 in Java by anonymous
 • 91 views
0 votes
1 answer

Concept of Shadowing in Java

Entities (packages, types, methods, variables, etc.) defined ...READ MORE

Feb 8, 2019 in Java by developer_1
 • 3,300 points • 245 views
0 votes
1 answer

Multiple return types in Java

No, you don't have two return types.It's ...READ MORE

Feb 8, 2019 in Java by developer_1
 • 3,300 points • 37 views
0 votes
0 answers

What is the difference between Default and Protected access specifiers?

Can anyone explain in brief as what ...READ MORE

Feb 6, 2019 in Java by Dishantu
 • 268 views
0 votes
1 answer

Architecture mismatch between driver and application

None of these did it for me. ...READ MORE

Feb 6, 2019 in Java by developer_1
 • 3,300 points • 71 views
0 votes
2 answers

Converting between java.time.LocalDateTime and java.util.Date

Try this: Date in = new Date(); LocalDateTime ldt ...READ MORE

Aug 27, 2019 in Java by Sirajul
 • 44,350 points • 234 views
0 votes
1 answer

Why Object is Super Class in Java?

Object is an exception to the first rule, ...READ MORE

Feb 7, 2019 in Java by Dheeraj
 • 53 views
0 votes
1 answer

Access method without creating Object

This is not possible in java. You ...READ MORE

Feb 7, 2019 in Java by Dheeraj
 • 40 views
0 votes
1 answer

String related Hash Functions

Usually hashes wouldn't do sums, otherwise stop and pots will have ...READ MORE

Feb 5, 2019 in Java by developer_1
 • 3,300 points • 56 views
0 votes
1 answer

String mapping without Case-Sensitivity

Yes, contains is case sensitive. You can ...READ MORE

Feb 5, 2019 in Java by developer_1
 • 3,300 points • 47 views
0 votes
1 answer

How is inheritance in C++ different than that in Java?

The purpose of inheritance is same for ...READ MORE

Feb 6, 2019 in Java by Priyaj
 • 57,450 points • 65 views
0 votes
1 answer

Use annotation for excluding specific fields from serialization

Simply mark the desired fields with the ...READ MORE

Feb 1, 2019 in Java by developer_1
 • 3,300 points • 48 views
0 votes
1 answer

USing Java App to create Windows Service

Apache Commons Daemon is a good alternative. It ...READ MORE

Feb 1, 2019 in Java by developer_1
 • 3,300 points • 93 views
0 votes
1 answer

What are the advantages of Dynamic Polymorphism?

Advantages of Dynamic Polymorphism Dynamic Polymorphism allows Java ...READ MORE

Jan 31, 2019 in Java by Frankie
 • 9,810 points • 425 views
+1 vote
2 answers

What is coercion in Polymorphism?

Implicit type conversion is called coercion polymorphism. ...READ MORE

Jun 25, 2019 in Java by anonymous
 • 260 views
0 votes
0 answers

How execute JSP web page in Intellij

Hi all, I am new to java and ...READ MORE

Jan 24, 2019 in Java by Abraham
 • 120 points • 97 views
0 votes
1 answer

Implementing mouseover() function in Selenium webdriver

This code works perfectly well: Actions builder ...READ MORE

Jan 22, 2019 in Java by developer_1
 • 3,300 points • 608 views
0 votes
1 answer

Accessing Json array with Java

An org.json.JSONArray is not iterable. Here's how I process elements ...READ MORE

Jan 22, 2019 in Java by developer_1
 • 3,300 points • 414 views
0 votes
1 answer

Creating a JUnit Test Suite Class

To create a test suite we will use the ...READ MORE

Jan 17, 2019 in Java by Frankie
 • 9,810 points • 70 views
0 votes
1 answer

Ways to compare String Values

== compares object references, it checks to see ...READ MORE

Jan 14, 2019 in Java by developer_1
 • 3,300 points • 56 views
0 votes
1 answer

Lazy Initialization Error in Java

What is wrong here is that your ...READ MORE

Jan 14, 2019 in Java by developer_1
 • 3,300 points • 260 views
0 votes
0 answers

Can anyone explain Autowiring in Spring ?

Say I have a service class called UserServiceImpl that ...READ MORE

Jan 11, 2019 in Java by Sushmita
 • 6,880 points • 47 views
0 votes
1 answer

What is Eclipse Clean Mode ?

What it does: if set to "true", any ...READ MORE

Jan 11, 2019 in Java by developer_1
 • 3,300 points • 968 views
0 votes
3 answers

How autowiring works in Spring?

First, and most important - all Spring ...READ MORE

Jan 11, 2019 in Java by developer_1
 • 3,300 points • 114 views
0 votes
1 answer

How can we run eclipse in clean mode? and what will happen if we do so?

if set to "true", any cached data ...READ MORE

Jan 11, 2019 in Java by Daisy
 • 8,080 points • 77 views
0 votes
1 answer

Unable to Run the .java file

You have to enter the commands as ...READ MORE

Jan 10, 2019 in Java by Omkar
 • 68,840 points • 58 views
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