Category "java"

Getting following error while migrating Spring boot version from 2.1.6 to Spring boot 2.4

Getting following error while migrating my project from Spring boot version 2.1.6 to 2.4 No more pattern data allowed after {*...} or ** pattern element Code Sn

Java: Connect to Active Directory via serverless binding?

I have to write some code in Java (technically Groovy, but Java is more common) that will connect to Active Directory and find which groups a user belongs to.

How to convert SQLite database in android studio and then share it as csv file

Im making an app in which the users inserts values into a table (SQLite DB) and I want to make a share button which will share the the table as an excel file (.

Why I am getting java.lang.AbstractMethodError errors?

What are the possible causes for ABstractMethodError? Exception in thread "pool-1-thread-1" java.lang.AbstractMethodError: org.apache.thrift.ProcessFunction.

Get list of JSON objects with Spring RestTemplate

I have two questions: How to map a list of JSON objects using Spring RestTemplate. How to map nested JSON objects. I am trying to consume https://bitpay.com/ap

java.sql.SQLSyntaxErrorException: Unknown column 'id' in 'where clause'

excuse me, this is the first time I have asked a question on this platform. I am generating a code in Java to be able to make a query in a database, but when I

Method was expected to be of type virtual

I've tried to initialize AWSMobileClient.defaultMobileClient() from my AWS Mobile Hub sample project into my test project using this code: if (AWSMobileClient.

How to disable SSL certificate checking with Spring RestTemplate?

I am trying to write an integration test where our test launches an embedded HTTPS server using Simple. I created a self-signed certificate using keytool and am

How to send/receive data to/from MetaTrader Ternminal 4 with JAVA (or anything!)

I have been working on an algorithm ( Not mine, I am just modifying it ) that predicts when to buy and sell on the FOREX market. I need to be able to open and c

Android Studio Build gradle OutOfMemoryError

I'm new in Android. I import Github project in Android studio, but i see this problem `Error:java.lang.OutOfMemoryError: Java heap space Error:java.lang.Out

How to use OKHTTP to make a post request?

I read some examples which are posting jsons to the server. some one says : OkHttp is an implementation of the HttpUrlConnection interface provided by Ja

Mergesorting and Removing Duplicates in C (Any language will work)

This is my first question so I apologize in advance if I leave anything out or am ambiguous on an item. Anyway, this is code I got form GeeksForGeeks.org (arr

How to resolve exception "weblogic.application.ModuleException: Context path '' is already in use by the module: / application"?

I have gone through the Question: [weblogic.application.ModuleException: Context path '' is already in use by the module: / application: and followed as answer

Teradata JDBC Error 1338 after certain number of batch executions

I am trying to insert 3.8M records into a Teradata table containing 14 columns, through a batch of 10000 records using RJDBC package of R. It always crashes aft

Eclipse -- Testng references non-existing project XXX, launch configuration

When trying to run a test as a TestNG suite, I would get a very cryptic error message saying that TestNG can't launch because it references a non-existant proje

Kafka producer Interceptor

I am trying add a Interceptor to do validation for the messages published by the producer to Kafka topic. I need to do few validations in addition to Schema val

@Override Error: method does not override method from superclass (Android Studio)

After creating any new android project inside android studio, the following error happens: It's an error related to @Override, saying: method does not overrid

How to automate graphs using Selenium, Java

I inject data into a web application and it generates a graph and a pie chart. I'd like to test the result on the graph is coherent with the given data through

Path.equals behaves different on Windows and Linux

I use the following code to compare two Paths in Java: import java.nio.file.Paths; public class PathTest { public static void main(String args[]) { St

org.springframework.beans.NotWritablePropertyException: Invalid property 'adminEmails' of bean class

I got stuck on this error given below: Stack Trace Apr 16, 2014 12:21:23 PM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions