Most voted questions in Java

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Error:Maven Unable to locate the Javac Compiler in:

Hello @kartik, Go to Window -> Preferences... -> ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,880 points • 3,467 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
 • 82,880 points • 19,988 views
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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
 • 82,880 points • 2,483 views
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1 answer

Error:jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class

Hello @kartik, The servlet API .jar file must ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,880 points • 3,557 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
 • 82,880 points • 644 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
 • 82,880 points • 12,143 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
 • 82,880 points • 1,441 views
0 votes
1 answer

Error:The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path

Hello @kartik, Include servlet-api-3.1.jar in your dependencies. Maven <dependency> ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,880 points • 3,872 views
0 votes
1 answer

How to configure encoding in Maven?

Hello @kartik, I use some reporting plugins. In ...READ MORE

Jun 3, 2020 in Java by Niroj
 • 82,880 points • 5,613 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
 • 65,910 points • 559 views
0 votes
1 answer

Error: setOnItemClickListener cannot be used with a spinner

Hello @kartik, See the first line of your ...READ MORE

Jun 1, 2020 in Java by Niroj
 • 82,880 points • 2,860 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
 • 82,880 points • 1,594 views
0 votes
1 answer

How to get the current working directory in Java?

Hello, Using java.nio.file.Path and java.nio.file.Paths, you can do the following to ...READ MORE

May 28, 2020 in Java by Niroj
 • 82,880 points • 3,369 views
0 votes
1 answer

How can I create an executable JAR with dependencies using Maven?

Hello @kartik, You can use the dependency-plugin to ...READ MORE

May 28, 2020 in Java by Niroj
 • 82,880 points • 5,650 views
0 votes
1 answer

What is a serialVersionUID and why should we use it?

Hello @kartik, SerialVersionUID is a unique identifier for each ...READ MORE

May 28, 2020 in Java by Niroj
 • 82,880 points • 10,590 views
0 votes
2 answers

Android Studio Gradle project “Unable to start the daemon process /initialization of VM”

In IONIC Go To > Platform > Android >Cordova ...READ MORE

Dec 16, 2020 in Java by Shahzaib
 • 29,611 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
 • 82,880 points • 20,230 views
0 votes
1 answer

How to parse JSON Array in Android?

Hello @kartik, use the following snippet to parse ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,880 points • 7,424 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
 • 82,880 points • 1,140 views
0 votes
1 answer

IllegalArgumentException: navigation destination xxx is unknown to this NavController

Hello @kartik, Check currentDestination before calling navigate might be helpful. For ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,880 points • 9,168 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
 • 82,880 points • 1,347 views
0 votes
1 answer

How to get a context in a recycler view adapter?

Hii, You can add global variable: private Context context; then ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,880 points • 8,723 views
0 votes
1 answer

Error: getExtractedText on inactive InputConnection warning on android

Hello @kartik, The warning appeared when the soft ...READ MORE

May 26, 2020 in Java by Niroj
 • 82,880 points • 4,926 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
 • 82,880 points • 3,203 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
 • 82,880 points • 1,574 views
0 votes
1 answer

How to unzip files programmatically in Android?

Hello @kartik, This is my unzip method, which ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,880 points • 5,846 views
0 votes
1 answer

How to launch Google Maps Directions via an intent on Android?

Hello @kartik, If you are interested in showing the ...READ MORE

May 25, 2020 in Java by Niroj
 • 82,880 points • 7,981 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
 • 82,880 points • 448 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
 • 82,880 points • 1,582 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
 • 82,880 points • 613 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
 • 82,880 points • 13,869 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
 • 82,880 points
edited Mar 4, 2022 by Sarfaraz • 25,349 views
0 votes
1 answer

Error:No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call

Hii @kartik, If you have @Transactional // Spring Transactional class ...READ MORE

May 22, 2020 in Java by Niroj
 • 82,880 points • 44,066 views
0 votes
2 answers

How to log SQL statements in Spring Boot?

HI.. try using this in your properties file: logging.level.org. ...READ MORE

Sep 25, 2020 in Java by SRI
edited Sep 25, 2020 by Sirajul • 4,582 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
 • 82,880 points • 2,613 views
0 votes
1 answer

How to determine programmatically the current active profile using Spring boot ?

Hello, It doesn't matter is your app Boot ...READ MORE

May 21, 2020 in Java by Niroj
 • 82,880 points
edited Mar 4, 2022 by Sarfaraz • 7,359 views
0 votes
1 answer

Error: Could not create the Java Virtual Machine Mac OSX Mavericks

Hello @kartik, Normally this error occurs when you ...READ MORE

May 21, 2020 in Java by Niroj
 • 82,880 points • 6,612 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
 • 82,880 points • 1,776 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
 • 82,880 points • 2,352 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
 • 10,520 points • 3,509 views
0 votes
0 answers

I cannot build and sync my gradle in androidstudio.

how to build and sync my gradle ...READ MORE

May 8, 2020 in Java by Edureka
 • 120 points • 1,175 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
 • 82,880 points • 1,372 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
 • 82,880 points • 3,740 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
 • 82,880 points • 2,157 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
 • 82,880 points • 858 views
0 votes
1 answer

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

Hello kartik, You can  always did it in ...READ MORE

May 7, 2020 in Java by Niroj
 • 82,880 points • 454 views
0 votes
1 answer

How to get comments by given user in Facebook Graph API? Can we get list of comments made by given user?

Hii kartik, You can get the list of ...READ MORE

May 7, 2020 in Java by Niroj
 • 82,880 points • 12,064 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
 • 65,910 points • 2,109 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
 • 65,910 points • 529 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 • 2,678 views
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