Latest questions in Java

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Where exactly in the variable file path will I paste the javac file path?

I wrongly placed the javac file in ...READ MORE

11 hours ago in Java by anonymous
 • 120 points • 6 views
0 votes
1 answer

How to automatically deploy a jar from s3 to aws lambda?

You could probably create a lambda function ...READ MORE

10 hours ago in Java by Jake
 • 27 views
+1 vote
1 answer

How to get Alias name of AWS Lambda function from java code?

Hey @Abhishek, you could probably use the ...READ MORE

1 day ago in Java by Sirajul
 • 50,440 points • 14 views
+1 vote
1 answer

How to extend a class at runtime in Java?

Yes: you can do it with Burningwave ...READ MORE

Mar 16 in Java by Roberto
 • 370 points • 163 views
0 votes
1 answer

What is Modeshape. How can i use this?

ModeShape is an open-source implementation of the JSR-283 specification and ...READ MORE

3 days ago in Java by Gitika
 • 26,270 points • 192 views
0 votes
0 answers

How to handle simultaneous requests using springboot?

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

Feb 9 in Java by anonymous
 • 9,500 points • 241 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
 • 50,440 points • 398 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 • 314 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 • 332 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 • 187 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 • 172 views
0 votes
0 answers

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 • 404 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
 • 190 views
0 votes
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 • 263 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 • 136 views
+1 vote
0 answers

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 • 179 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
 • 172 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
 • 276 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
 • 262 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
 • 150 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
 • 69,000 points • 85 views
0 votes
0 answers

why the should be final

Sep 17, 2019 in Java by anonymous
 • 77 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
 • 294 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
 • 202 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
 • 62 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
 • 82 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
 • 55 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
 • 54 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
 • 62 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
 • 62 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
 • 69 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
 • 387 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
 • 62 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
 • 112 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 • 562 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
 • 132 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
 • 623 views
+1 vote
2 answers

Java: Nested Methods

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

Jan 19 in Java by zemiak
 • 1,039 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
 • 72 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 • 47 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 • 1,345 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
 • 852 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
 • 50,440 points • 284 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 • 1,204 views
+2 votes
2 answers

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
 • 50,440 points • 7,897 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
 • 50,440 points • 341 views
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