Trending questions in Java

0 votes
1 answer

Which is faster amongst an Array and an ArrayList?

Array is faster in to an access ...READ MORE

Feb 16, 2022 in Java by Saurabh Maurya
edited 4 days ago • 28,622 views
0 votes
1 answer

How do I efficiently iterate over each entry in a Java Map?

To answer your questions, use the following ...READ MORE

Feb 8, 2022 in Java by Soham
 • 9,710 points • 740 views
0 votes
1 answer

window.onload vs document.onload

For the window.onload by default, it fires ...READ MORE

Feb 9, 2022 in Java by Rahul
 • 9,680 points • 674 views
0 votes
0 answers

jQuery.click() vs onClick

I have a huge jQuery application, and ...READ MORE

Feb 8, 2022 in Java by Rahul
 • 9,680 points • 740 views
0 votes
1 answer

Reverse a string in Java

To answer your question, you can use ...READ MORE

Feb 8, 2022 in Java by Soham
 • 9,710 points • 620 views
0 votes
0 answers

How do I declare and initialize an array in Java?

How do I declare and initialize an ...READ MORE

Feb 8, 2022 in Java by Edureka
 • 120 points • 469 views
0 votes
0 answers

For-each over an array in JavaScript

How can I loop through all the ...READ MORE

Feb 8, 2022 in Java by Rahul
 • 9,680 points • 432 views
0 votes
1 answer

How to redirect to an external URL from controller action in Spring MVC?

Hello @kartik, You can do it with two ...READ MORE

May 22, 2020 in Java by Niroj
 • 82,840 points
edited Mar 4, 2022 by Sarfaraz • 27,403 views
0 votes
0 answers

Switch career from developer role to support engineer for Few time only

Hi All, I joined as a fresher ...READ MORE

Feb 5, 2022 in Java by anonymous
edited 4 days ago • 8 views
0 votes
0 answers

java : how to read dbf fiels and add them in a database

hi , is there a way to ...READ MORE

Jan 27, 2022 in Java by how
edited 4 days ago • 14 views
0 votes
0 answers

[URGENT] Talend : how can i read DBF files , i found no way ??

 Hi ,   i want to read .dbf files ...READ MORE

Jan 27, 2022 in Java by aminegac
 • 570 points
edited 4 days ago • 8 views
0 votes
3 answers

How to clear the console in Java?

System.out.println("\f"); You can paste the above ↑↑ code ...READ MORE

Jan 29, 2021 in Java by https://github.com/voyager2005
edited 4 days ago • 36,401 views
0 votes
0 answers

How do I retrieve the solution to an assignment in the Advanced Java Certification course ?

I keep getting problems trying to view ...READ MORE

Jan 10, 2022 in Java by Peter
edited 4 days ago • 9 views
0 votes
0 answers

I am trying to run my code using "npm-start" but now sows an erro

Error: error:0308010C:digital envelope routines::unsupported     at new Hash (node:internal/crypto/hash:67:19)     at ...READ MORE

Jan 2, 2022 in Java by Avinash
 • 120 points
edited 4 days ago • 9 views
0 votes
0 answers

Javac file not found error.

I'm completely new to java. I spent ...READ MORE

Nov 21, 2021 in Java by anonymous
 • 120 points • 810 views
0 votes
0 answers

Exception in thread "main" java.lang.NoClassDefFoundError: org/openqa/selenium/HasAuthentication

Exception in thread "main" java.lang.NoClassDefFoundError: org/openqa/selenium/HasAuthentication at java.base/java.lang.ClassLoader.defineClass1(Native ...READ MORE

Oct 22, 2021 in Java by anonymous
 • 120 points • 2,000 views
0 votes
0 answers

how to compare two strings in java?

how to compare two strings in java? READ MORE

Nov 16, 2021 in Java by Naresh
 • 210 points • 770 views
0 votes
1 answer

Testing question and answer

Testing question and answer. READ MORE

Nov 16, 2021 in Java by anonymous
 • 300 points • 599 views
0 votes
0 answers

how to find lenght of string in java ?

java READ MORE

Nov 12, 2021 in Java by anonymous
 • 210 points • 659 views
+1 vote
0 answers

What happens when we pass one invalid argument and valid argument to mvn command? Eg mvn clean -DskipTests -DNgbuild where -DNgbuild is invalid argument and -DskipTests is valid argument

I execute a command "Mvn clean -DskipTests ...READ MORE

Oct 11, 2021 in Java by anonymous
 • 130 points • 733 views
0 votes
1 answer

How to run a .java file from command line passing arguments in Maven?

Hello @kartik, You could run: mvn exec:exec -Dexec.args="arg1". This will ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,840 points • 21,637 views
+1 vote
2 answers

Retrieve all the implementations of an interface in Java

Take a look to this example: https://github.com/burningwave/co ...READ MORE

Dec 21, 2019 in Java by Roberto
 • 460 points
edited Jul 7, 2020 by Roberto • 39,262 views
0 votes
1 answer

Gradle - Error Could not find method implementation() for arguments

Hello @kartik, Make sure your gradle version 3.. or ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,840 points • 21,146 views
0 votes
0 answers

Can i ask how to do this?

Create a program that accepts an input ...READ MORE

Sep 26, 2021 in Java by anonymous
edited 4 days ago • 12 views
0 votes
1 answer

Overriding private or static method in Java

public class Main {     public static ...READ MORE

Sep 2, 2022 in Java by Tyro
edited 4 days ago • 16,984 views
0 votes
1 answer

Convert data in List<JsonNode> to Map <String,String> in Java

Hi, @Jyra, Basically, you can use the object mapper to ...READ MORE

Apr 7, 2020 in Java by Gitika
 • 65,770 points • 22,642 views
+1 vote
4 answers

What is a simple way to repeat a string in java?

There is already answer wriiten using StringBuilder ...READ MORE

Dec 16, 2020 in Java by Rajiv
 • 8,870 points • 29,704 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
 • 58,020 points • 39,811 views
0 votes
0 answers

My computer won't compile this for some reason.

I  just wrote a simple hellow world ...READ MORE

Aug 11, 2021 in Java by anonymous
edited 4 days ago • 8 views
0 votes
1 answer

Logger cannot be resolved Java(570425394) Error occured

Hey, @Boopathy, Could you please post your code ...READ MORE

Dec 1, 2020 in Java by Gitika
 • 65,770 points • 10,577 views
0 votes
1 answer

How to refresh data in ViewPager Fragment ?

Using the ViewPager.OnPageChangeListener is the correct way to go, ...READ MORE

Mar 7, 2019 in Java by developer_1
 • 3,350 points • 37,855 views
0 votes
2 answers

How do I convert a String to an int in Java?

Use the lines of code mentioned below:- String ...READ MORE

Feb 9, 2022 in Java by Soham
 • 9,710 points • 3,449 views
0 votes
2 answers

How to generate a class at runtime?

Yes, I recently met this library which ...READ MORE

Apr 15, 2020 in Java by Edureka
 • 520 points • 19,380 views
0 votes
0 answers

Issue regarding foreign key constraint

I have 3 entities Role, Users and ...READ MORE

Jul 9, 2021 in Java by anonymous
edited 4 days ago • 7 views
0 votes
2 answers

How to convert InputStream to byte array in Java?

The class IOUtils, lib: https://mvnrepository.com/artifact/com ...READ MORE

Sep 24, 2020 in Java by Anthony
 • 15,951 views
0 votes
0 answers

Have used the split "\n" to add the text to the new line but is not adding can i get a solution

public static void inputvalue(WebDriver driver,Map<String, String> formEntryMap,String ...READ MORE

Jul 6, 2021 in Java by sandy
edited 4 days ago • 8 views
0 votes
1 answer

How can we get file extension in Java?

In Java, you can find the file ...READ MORE

Apr 3, 2024 in Java by kevin
edited 3 days ago • 3,132 views
–1 vote
0 answers

I am Using OpenText XECM for Oracle EBS , While opening a workspace from oracle ebs gives error and the logs shows PKIX [ Unable to find certificate to requested target]

Nov 18, 2019 in Java by zeba
 • 110 points • 1,027 views
0 votes
1 answer

Unsupported major.minor version 52.0

The issue is because of a Java ...READ MORE

Dec 30, 2020 in Java by Gitika
 • 65,770 points • 6,950 views
0 votes
2 answers

What is the difference between Map and HashMap in java?

The basic difference is : Map is ...READ MORE

Aug 28, 2019 in Java by Sirajul
 • 59,230 points • 29,640 views
0 votes
1 answer

How to add action listener that listens to multiple buttons?

Declare jbutton b1 right after in opening ...READ MORE

May 26, 2021 in Java by anonymous
edited 4 days ago • 8,777 views
0 votes
1 answer

Download a file with Android, and showing the progress in a ProgressDialog

1. Use AsyncTask and show the download progress in ...READ MORE

Dec 23, 2020 in Java by Gitika
 • 65,770 points • 6,433 views
0 votes
1 answer

Initialization of an ArrayList in one line.

Actually, probably the "best" way to initialize ...READ MORE

Dec 21, 2020 in Java by Gitika
 • 65,770 points • 6,377 views
0 votes
1 answer

Maven project using testng dependecy

Hello @zaraaq, First try to replace the scope ...READ MORE

Nov 25, 2020 in Java by Niroj
 • 82,840 points • 7,427 views
0 votes
1 answer

Removing whitespace from strings in Java

st.replaceAll("\\s+","") removes all whitespaces and non-visible characters (e.g., ...READ MORE

Dec 30, 2020 in Java by Gitika
 • 65,770 points • 5,665 views
0 votes
2 answers

Resolving PKIX path building failed Error?

You need to add the certificate for App2 to ...READ MORE

Sep 24, 2018 in Java by Sushmita
 • 6,920 points • 43,456 views
+2 votes
1 answer

How to pass dynamic JSON request with parameter in POST request using Rest assured java?

here payload is short you can also ...READ MORE

Jul 23, 2020 in Java by Vivek
 • 20,527 views
0 votes
1 answer

How to set base url for rest in spring boot?

Hello @kartik, Set it up in your application.yml ...READ MORE

May 22, 2020 in Java by Niroj
 • 82,840 points • 14,624 views
0 votes
1 answer

Error:java.lang.OutOfMemoryError: Java heap space in Maven

Hello @kartik, Here is the whole config that ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,840 points • 13,427 views
0 votes
1 answer

JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instantiate from JSON object?

Hello @kartik, his happens for these reasons: your inner ...READ MORE

Apr 8, 2020 in Java by Niroj
 • 82,840 points • 15,844 views
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