Latest questions in Java

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How to handle simultaneous requests using springboot?

A gateway and load balancer built using ...READ MORE

Feb 9 in Java by anonymous
 • 9,340 points • 49 views
+2 votes
1 answer

please someone tell the code to launch an instance in digital ocean using java

In order to create a digital ocean ...READ MORE

Jan 14 in Java by Sirajul
 • 48,810 points • 161 views
+1 vote
1 answer

Program for nth prime number without using scanner

Hi @Sneha, you could use something like ...READ MORE

Jan 13 in Java by Kalgi
 • 51,830 points • 146 views
+1 vote
0 answers

I am getting below error "The method readerFor(Class<Map>) is undefined for the type CsvMapper"

I Have requirement to convert csv to ...READ MORE

Dec 29, 2019 in Java by anonymous
 • 160 points • 233 views
+1 vote
0 answers

getting below error when trying to conver csv file to json :The method readerFor(Class<Map>) is undefined for the type CsvMapper [closed]

PFB source code: import java.io.File; import java.lang.*; import java.util.Arrays; import java.util.List; import ...READ MORE

Dec 28, 2019 in Java by anonymous
 • 160 points
closed Jan 14 by Kalgi • 162 views
+1 vote
1 answer

Is Java a compiled language or interpreted?

Compiled languages are directly converted into machine ...READ MORE

Dec 18, 2019 in Java by Hannah
 • 18,030 points • 143 views
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Provider class org.eclipse.jetty.http.Http1FieldPreEncoder not in module

I imported jars such as selenium server ...READ MORE

Dec 10, 2019 in Java by Haider
 • 120 points • 288 views
+1 vote
1 answer

how to print this statement in java print(' '*(r-x-1)+'*'*(2*x+1)) ( logic used in python .its perfect) but java wrong output came

In ' '*(r-x-1) and '*'*(2*x+1), you used multiplication ...READ MORE

Dec 21, 2019 in Java by Utsab Bandyopadhyay
 • 183 views
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0 answers

java regex split string into double numbers and-letters

I am having a problem splitting something ...READ MORE

Nov 14, 2019 in Java by khs
 • 120 points • 217 views
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0 answers

pass datasource for job to AWS Glue client in JAVA

How can i mention datasource for AWS ...READ MORE

Nov 9, 2019 in Java by cheshta
 • 120 points • 124 views
+1 vote
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output occurs but invisible immediately how to rectify this ?

public class evenodd { public static void main(String[] ...READ MORE

Oct 17, 2019 in Java by BIPLAB
 • 130 points • 175 views
0 votes
1 answer

Java and MySql: Delete database if exists

First, you have to check if the ...READ MORE

Sep 30, 2019 in Java by Kiran
 • 157 views
0 votes
1 answer

Java and MySql: Check if database exists

You can get the list of databases ...READ MORE

Sep 30, 2019 in Java by Tina
 • 201 views
0 votes
1 answer

How to create database in MySql using Java?

First, you will have to create connection ...READ MORE

Sep 30, 2019 in Java by Shri
 • 156 views
0 votes
1 answer

How to connect Java to MySql Database?

Make sure you have the MySQL jdbc ...READ MORE

Sep 30, 2019 in Java by Shyam
 • 128 views
0 votes
1 answer

How can I solve this example in an easy way??

You can use this code: import java.util.*; public class ...READ MORE

Sep 23, 2019 in Java by Omkar
 • 68,940 points • 78 views
0 votes
0 answers

why the should be final

Sep 17, 2019 in Java by anonymous
 • 72 views
0 votes
1 answer

What is the difference between main(String[] args) and main(String... args) in Java?

String[] is used to accept a single parameter ...READ MORE

Sep 6, 2019 in Java by Piya
 • 193 views
+1 vote
1 answer

Adding Jar file to project

Changing the JRE System Library might work.  Right-click ...READ MORE

Sep 4, 2019 in Java by Esha
 • 147 views
0 votes
1 answer

Handling empty input in swing text box

login_but.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e){ //System.out.print(F_user.getText()); String username ...READ MORE

Aug 27, 2019 in Java by Nila
 • 59 views
0 votes
1 answer

How to get text from text box in Swing?

You can add a Button listener here. ...READ MORE

Aug 27, 2019 in Java by Jishan
 • 73 views
0 votes
1 answer

How to create password field in Swing?

Swing provides an object called JPasswordField for ...READ MORE

Aug 27, 2019 in Java by Bruce
 • 53 views
0 votes
1 answer

Create Buttons in Java Swing

First, you will have to create a ...READ MORE

Aug 27, 2019 in Java by Esha
 • 50 views
0 votes
1 answer

Swing Java create Text Box

In the frame, you can use the ...READ MORE

Aug 27, 2019 in Java by Kyle
 • 59 views
0 votes
1 answer

How to create text labels in Swing, Java?

In the frame, you can use the ...READ MORE

Aug 27, 2019 in Java by Jimmy
 • 59 views
0 votes
1 answer

Java and MySql: Delete database if exists

First, you have to check if the ...READ MORE

Aug 27, 2019 in Java by Varun
 • 67 views
0 votes
1 answer

Java and MySql: Check if database exists

You can get the list of databases ...READ MORE

Aug 27, 2019 in Java by Kunal
 • 324 views
0 votes
1 answer

How to create database in MySql using Java?

First, you will have to create connection ...READ MORE

Aug 27, 2019 in Java by Juni
 • 59 views
0 votes
1 answer

How to connect Java to MySql Database?

This will work: try { ...READ MORE

Aug 27, 2019 in Java by John
 • 99 views
0 votes
0 answers

How to run python script in java [closed]

Aug 22, 2019 in Java by anonymous
closed Aug 22, 2019 by Omkar • 349 views
0 votes
1 answer

Do I have download any jars related to ZeonPad or do i perfrom the above code directly in Eclipse IDE. Please guide me.

Hello @Basha.  If you are running it on ...READ MORE

Aug 21, 2019 in Java by Ramya
 • 116 views
0 votes
1 answer

How to Convert .msg (outlook mail) to pdf using java

Hi @Basha! Here's a code to help you ...READ MORE

Aug 21, 2019 in Java by Kishan
 • 535 views
+1 vote
2 answers

Java: Nested Methods

public class ObjClass {     ObjClass anyMethod() ...READ MORE

Jan 19 in Java by zemiak
 • 757 views
0 votes
1 answer

Can you explain what is the difference between hashtable and hashmap?

Hi, Hashtable is synchronized, whereas HashMap is not. This makes HashMap better for ...READ MORE

Aug 14, 2019 in Java by anonymous
 • 71 views
0 votes
1 answer

How can I change my string into date directly?

Hi Priya, You check this code, import java.util.Date; import java.text.DateFormat; import ...READ MORE

Aug 9, 2019 in Java by sampriti
 • 1,100 points • 43 views
0 votes
1 answer

How to add items in list at a time?

Hi Priyanka , I think this code snippet ...READ MORE

Aug 9, 2019 in Java by sampriti
 • 1,100 points • 1,105 views
+2 votes
0 answers

How to add external Jar in modular JavaFX 11 project correctly?

I'm using Java 11 and JavaFX 11. ...READ MORE

Aug 8, 2019 in Java by invzbl3
 • 684 views
0 votes
2 answers

How do I get distinct element from list in java?

You should use a Set. it doesn't contain duplicates. If ...READ MORE

Aug 23, 2019 in Java by Sirajul
 • 48,810 points • 205 views
0 votes
1 answer

how to compare two words in java?

hey,  I think in your code the function ...READ MORE

Aug 7, 2019 in Java by sampriti
 • 1,100 points
edited Aug 8, 2019 by Kalgi • 993 views
+2 votes
1 answer

Javac command not working in my windows 10

Check your javac path on Windows using Windows Explorer C:\Program Files\Java\jdk1.7.0_02\bin and ...READ MORE

Aug 6, 2019 in Java by Sirajul
 • 48,810 points • 5,259 views
0 votes
2 answers

Please explain me the difference between scanner and the buffer reader?

As per your question for reading a ...READ MORE

Aug 27, 2019 in Java by Sirajul
 • 48,810 points • 284 views
0 votes
2 answers

Can you give me the proper difference between java.util.Date vs java.sql.Date ?

The java.util.date class represents a particular moment in time, with ...READ MORE

Aug 27, 2019 in Java by Sirajul
 • 48,810 points • 382 views
0 votes
1 answer

which maven dependency has to be added for MongoPreparedStatement in java 1.8

You need to define the dependency of a ...READ MORE

Jul 30, 2019 in Java by Sirajul
 • 48,810 points • 102 views
0 votes
1 answer

What is Comparable in Java?

As the name itself suggests, Comparable is an interface which defines ...READ MORE

Jul 15, 2019 in Java by Neha
 • 6,280 points • 76 views
0 votes
1 answer

What is Just in time compiler in Java?

The Just-In-Time compiler is one of the integral parts ...READ MORE

Jul 14, 2019 in Java by Frankie
 • 9,810 points • 51 views
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