I spent really a lot of time on this, but I can not find the answer. From documentation it seams it should work automatically, but for me it does not. I am faci
From what i read here Thread join on itself ; When join method is called on itself, it should wait forever I am currently preparing for ocajp 8 certificatio
We have a security issue in our project. An attacker can intercept a login request and modify a 'Host' header in it. The server would respond with a redirect (3
My problem: I don't returns Json but an array. So, I will wish Json return: My repository interface: public interface SuiRepository extends JpaRepository<
I downloaded the archive for the program, unzipped it to C drive on Windows, then when I try to run either executable (32bit/64bit) in the bin folder I get the
I need some explanation about what have I done wrong and how to do it better. Sometimes it's difficult for me to understand everything. public class UserValidat
I need to send data to database in this format - {"param1":"value1", "param2":"value2", "param3": {"username": "admin", "password": "123"}} How to generate
I have an ArrayList that contains a list of JSONpaths in String format, similar to something like the following: "$['book'][0]['title']" "$['book'][1]['title']"
I have an ArrayList that contains a list of JSONpaths in String format, similar to something like the following: "$['book'][0]['title']" "$['book'][1]['title']"
I know this is caused by a null value, however I'm fairly new to java and not sure why it's null. Have I not instantiated ETClient correctly? Or overlooked some
I have problem with sorting. Repository method: @Query(nativeQuery = true, value = "SELECT D.ID as dealerId , D.NAME as dealerName, K.ID as kpiId, " + "
I have this enum: public enum Days implements Serializable { MONDAY, TUESDAY, WEDNESDAY, ... } I want to use it in a Store class: public cl
From a Java application I want to run another Java application on the same Java installation but in a separate process. AFAIK for a new process I would use Proc
I got a problem related to Firebase and Java EE. I'm currently writing some Java servlets for my project and I'm using Firebase the first time because I wanted
When I try and run a class I run into the following error: Error occurred during initialization of boot layer java.lang.module.FindException: Module AbaloneGam
I want to append 4 bytes long header to a file .So that whenever I write the nextbytes after reopening the file .I can use this 4 bytes header to identify where
Use Case : Map the input stream of sometype to another type and sink. Also apply the aggragator on the mapped stream to count the number of events of each event
I am new to retrofit 2 library.I read several articles to get started as a beginner and I managed to fetch XML data from my RESTful API without specifying param
I am getting 500k records per request from the Database then mapping the data to a list of POJO classes then writing the records to an excel sheet (I have the r
https://www.eclipse.org/collections/ seems to be getting popular now a days. Just wonder, if anybody has used this library in their production code and how is t