Trending questions in Java

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1 answer

GSON fails to read/map a field with name like USERId

Hello @ RamaKrishnaRaju, You should note the Javadoc of configureMessageConverters states ...READ MORE

Jul 2, 2020 in Java by Niroj
 • 82,800 points • 3,367 views
0 votes
2 answers

How can I address the unchecked cast warnings?

@SuppressWarnings("unchecked") READ MORE

Mar 21, 2019 in Java by anonymous
 • 27,217 views
0 votes
1 answer

What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?

Hii @kartik, As always with Android there's lots ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,800 points • 4,668 views
0 votes
1 answer

How to directly initialize a HashMap?

Hello @Kartik, In plain java 8 you also ...READ MORE

Jul 28, 2020 in Java by Niroj
 • 82,800 points • 1,931 views
+2 votes
2 answers

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

 java.sql.Date is a thin wrapper around millisecond value ...READ MORE

Aug 2, 2019 in Java by sampriti
 • 1,120 points • 16,870 views
0 votes
1 answer

How can I get the current stack trace in Java?

Hello @kartik, Try this: Thread.currentThread().getStackTrace(); is fine if you don't ...READ MORE

Jul 28, 2020 in Java by Niroj
 • 82,800 points • 1,835 views
0 votes
1 answer

Get sub-string from text based on certain conditions/rules

Hello @laiman, You can use IsMatch function that tests whether ...READ MORE

Jul 28, 2020 in Java by Niroj
 • 82,800 points • 2,040 views
0 votes
1 answer

How to include SQLite database in executable Jar?

Hello @kartik, I have found two different ways ...READ MORE

May 8, 2020 in Java by Niroj
 • 82,800 points • 5,250 views
+1 vote
1 answer

if i given invalid data how to get alert in selenium using java

Hello, Here is some of the method you ...READ MORE

Jul 20, 2020 in Java by Niroj
 • 82,800 points • 2,015 views
0 votes
1 answer

How to install Maven artifact with sources from command line?

Hello @kartik, To download sources for your dependencies: mvn ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,800 points • 3,900 views
0 votes
1 answer

how to read csv file form sftp connection and store into string object in java code and convert into json.....post it using rest api

Hey, @Pooja, Before starting with anything you should ...READ MORE

May 13, 2020 in Java by Roshni
 • 10,440 points • 4,810 views
0 votes
1 answer

How to create a memory leak in Java?

Hello @kartik, A simple thing to do is ...READ MORE

Jul 28, 2020 in Java by Niroj
 • 82,800 points • 1,455 views
0 votes
1 answer

How can you catch an exception thrown by another thread in Java?

in Java by anonymous
 • 27,432 views
0 votes
1 answer

How to avoid Java code in JSP files?

Hello @kartik, JSTL offers tags for conditionals, loops, sets, ...READ MORE

Jul 28, 2020 in Java by Niroj
 • 82,800 points • 1,308 views
0 votes
2 answers

What is the difference between getAttribute() and getParameter() in java?

getParameter() returns http request parameters. Those passed from ...READ MORE

Aug 28, 2019 in Java by Sirajul
 • 59,190 points • 24,875 views
0 votes
0 answers

Provider class org.springframework.context.index.processor.CandidateComponentsIndexer not in module

package spring.demo; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Client { public ...READ MORE

Jul 4, 2020 in Java by DUGASANI
 • 120 points • 2,318 views
0 votes
1 answer

Why Java String class is declared as final?

String is having a special features. where ...READ MORE

Jul 26, 2021 in Java by Ashok kumar
edited Mar 5, 2025 • 8,260 views
0 votes
1 answer

How to configure port for a Spring Boot application?

Hello @kartik, You can set port in java ...READ MORE

May 22, 2020 in Java by Niroj
 • 82,800 points • 3,726 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

Apr 2, 2020 in Java by Jake
 • 5,758 views
0 votes
1 answer

How to convert .imm imacro file to php/java to run on web hosting

Hello, You can try the sample code below: iimPlay("Test.iim") When ...READ MORE

May 13, 2020 in Java by Niroj
 • 82,800 points • 3,602 views
0 votes
2 answers

How do I replace character from string at specific indexes?

You could turn the String into a ...READ MORE

Aug 22, 2019 in Java by Sirajul
 • 59,190 points • 25,432 views
0 votes
1 answer

Reading data from excel , few cell values have double quotes. How to include the double quotes while reading

Hi, @Jyra, You can use one Java function ...READ MORE

May 7, 2020 in Java by Gitika
 • 65,730 points • 3,739 views
0 votes
1 answer

Error:“java.lang.OutOfMemoryError: PermGen space” in Maven build

Hello @kartik, When you increased MAVEN_OPTS, you increase the MaxPermSize, ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,800 points • 2,513 views
0 votes
2 answers

Does the finally block always execute in Java?

If there is System.exit() present in the ...READ MORE

May 28, 2022 in Java by Abhishek
edited Mar 5, 2025 • 3,117 views
0 votes
1 answer

Error:Unable to execute dex: Multiple dex files define

Hello @kartik, The Solution for me was just ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,800 points • 2,736 views
0 votes
0 answers

I think I messed up my PATH variable, when i try to run anything in Sublime 3 it just says 'javac' is not recognized as an internal or external command, operable program or batch file.

I remember trying to edit my PATH ...READ MORE

Apr 28, 2020 in Java by anonymous
 • 120 points • 3,739 views
0 votes
1 answer

Error:javax.net.ssl.SSLHandshakeException Error?

Hello @kartik, First, you need to obtain the ...READ MORE

May 21, 2020 in Java by Niroj
 • 82,800 points • 2,660 views
0 votes
1 answer

Error: 'android.os.NetworkOnMainThreadException'?

Hello, I solved this problem using a new Thread. Thread ...READ MORE

May 28, 2020 in Java by Niroj
 • 82,800 points • 2,302 views
0 votes
0 answers

how to send a pdf file as a response to frontend?

when a user upload a file to ...READ MORE

Apr 11, 2020 in Java by Abhishek
 • 120 points • 4,366 views
0 votes
1 answer

How do I make a list with checkboxes in Java Swing?

Hii @kartik, Create a custom ListCellRenderer and asign it to ...READ MORE

May 8, 2020 in Java by Niroj
 • 82,800 points • 3,180 views
0 votes
1 answer

How to import android project as library and NOT compile it as apk?

Hello, In projLib's build.gradle file, you'll see a statement ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,800 points • 2,363 views
0 votes
1 answer

Error:Android SDK installation doesn't find JDK

Hii @kartik, It appears as if whoever posted ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,800 points • 2,371 views
0 votes
3 answers

Change date format in a Java string

The reason for the inaccuracy is because ...READ MORE

Feb 9, 2022 in Java by Soham
 • 9,730 points • 4,564 views
0 votes
1 answer

How can one detect airplane mode on Android?

Hello, When registering the Airplane Mode BroadcastReceiver (@saxos answer) I ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,800 points • 2,080 views
0 votes
1 answer

How to Embed Gecko/WebKit in Java?

Hii, If SWT is an option, you can ...READ MORE

May 8, 2020 in Java by Niroj
 • 82,800 points • 2,826 views
0 votes
0 answers

Expected BEGIN_OBJECT but was BEGIN_ARRAY at line 1 column 63 path $.data

Here i am using retrofit post request:- RequestBody ...READ MORE

Apr 24, 2020 in Java by anonymous
 • 120 points • 3,333 views
0 votes
1 answer

How to set AUTO-SCROLLING of JTextArea in Java GUI?

Hii kartik, When you click anywhere over JTextArea, ...READ MORE

Apr 21, 2020 in Java by Niroj
 • 82,800 points • 3,238 views
0 votes
1 answer

How do I configure Maven for offline development?

Hello @kartik, You have two options for this: 1.) ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,800 points • 1,312 views
0 votes
1 answer

What is definition of an invalid literal?

Hi, @ Stephen, I will explain to you ...READ MORE

Apr 20, 2020 in Java by Gitika
 • 65,730 points • 3,159 views
0 votes
1 answer

Can edureka has portals to teach ?

Hi, @Dhanush, Regarding your query, I would suggest you ...READ MORE

Jun 2, 2020 in Java by Gitika
 • 65,730 points • 1,279 views
0 votes
1 answer

How to use proper use cases for Android UserManager.isUserAGoat()?

Hello @kartik, From their source, the method used to ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,800 points • 1,555 views
0 votes
1 answer

How to make JTable both AutoResize and horizontall scrollable?

Hello @kartik, If for some reason customising JTable ...READ MORE

Apr 21, 2020 in Java by Niroj
 • 82,800 points • 2,840 views
0 votes
1 answer

How to refresh a JTable model after insert delete or update the data

In my opinion, you can notify your ...READ MORE

Oct 11, 2018 in Java by code.reaper12
 • 3,500 points • 26,978 views
0 votes
1 answer

How to make an Android device vibrate?

Hello @kartik, Try: import android.os.Vibrator; Vibrator v = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE); // ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,800 points • 1,218 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 18, 2019 in Java by Frankie
 • 9,830 points • 21,169 views
0 votes
1 answer

How can I set JFrame to appear centered, regardless of monitor resolution?

Hello @kartik, Use setLocationRelativeTo(null) This method has a special effect ...READ MORE

Apr 21, 2020 in Java by Niroj
 • 82,800 points • 2,647 views
0 votes
1 answer

'javac' is not recognized as an internal or external command, operable program or batch file.

Hey @Paridhi, check this out https://www.edureka.co/community/4800/unable-resolve-error-recognized-internal-external-command This should solve ...READ MORE

Apr 20, 2020 in Java by Sirajul
 • 59,190 points • 2,729 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

Apr 1, 2020 in Java by Sirajul
 • 59,190 points • 3,312 views
0 votes
1 answer

How to get the windows native look in Java GUI programming?

Hello Kartik,  You can try the syntax: UIManager.setLookAndFeel(PLAF); (Pluggable ...READ MORE

May 7, 2020 in Java by Niroj
 • 82,800 points • 1,755 views
0 votes
1 answer

Write a method

Hey, @MIH, You can follow this: public class ReverseNumber ...READ MORE

Jun 5, 2020 in Java by Gitika
 • 65,730 points • 1,220 views
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