Category "java"

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

How to use Binance API, simple GET price by ticker

I would like to get only one pair from the response. And I can't really understand how I should pass my parameter. Instructions say: Symbol price ticker GET

Does application.yml support environment variables?

I tried using env variables in my application.yml configration like: spring: main: show_banner: false --- spring: profiles: production server: addr

Spring boot where is my jar file

Spring boot makes it really easy to setup a simple app. But it takes me longer to actually get a jar file which I can upload to a remote server. I am using Inte

How to form protobuf resource part of http request body and test it through dhc client or postman for restful services

I have created a .proto message and I'm exposing a rest service which looks like this @Path("/test") public interface test{ @POST @Produces("application/x-pr

Error resolving version for plugin 'org.codehaus.mojo:maven-war-plugin' from the repositories

I am using eclipse Indigo Service Release 2 with JBoss tools installed and created a Seam Web project with Maven integration selected. After the project is crea

building a bottomUp heap

im trying to do a heap bottom up construction from Psuedo code from my text book however the output im getting is not a correct heap im getting out 2 9 8 6 5 7

Running in Eclipse is Not Able to Find the Class

Trying to run my project in Eclipse, but it creates the following error: Apr 11, 2014 8:02:17 AM net.minecraft.launchwrapper.LogWrapper log INFO: Loading tweak

Bazel build on cycle in dependency graph error

I am doing a bazel build for my project,i created a java_library rule and used at different places. but I am having this cycle in dependency graph: ERROR:

Spring boot - @Service class calling another @Service class

Is it fine to have a @Service annotated class calling another @Service annotated class? Or it is a bad practice? Eg.: @Service public class MyService { //

HTTP Status 500 - Path friends does not start with a "/" character

Below is the error: HTTP Status 500 - Path friends does not start with a "/" character type Exception report message Path friends does not start with a "/" ch