I want to store the last read time in a Date column when ever someone tries to load or fetch(select query, findBy methods) a entity I had a look at @PostLoad as
Consider the custom toString() implementation of a bean: @Override public String toString() { String.format("this is %s", this.someField); } This yields
I'm trying to use my PrepareInterceptor to see if my B2BUnit is receiving addresses, if not I want to set the B2BUnit as not active. This is my code; @Override
I am making space invaders in Java. I am trying to get lasers to work but whenever I remove a laser the timer (that the code is in) stops. I don't understand th
I am trying to achieve a very simple thing, I tried different options but none seems to work. I have a simple JTable, in a column I use JLabel in order to show
I'm using a Sunmi K2 POS Checkout Terminal running with Android 7.1.2 I'm developing a POS software with WinDev for Mobile 26, I'm already displaying some windo
My Android app keeps crashing only in Android 12 when i want to connect to the mqtt server. What can i do. I tried this solution:Targeting S+
I have an Operation service that has a list function that returns a list of OperationDTO however when the controller calls this function the list returns null d
I'm writing a Spring Boot 2.6.3 app with a HikariDataSource created programmatically (so I can control names, timeouts, etc.). The interface method is used by a
Our codebase has a lot of examples of the following code: singleResult = q.list().isEmpty() ? null : q.list().get(0); and I'm currently in the process of repla
Our codebase has a lot of examples of the following code: singleResult = q.list().isEmpty() ? null : q.list().get(0); and I'm currently in the process of repla
I have a simple Flink streaming app. It runs well in a cluster created by start-cluster.sh command. Now based on the Flink tutorial, I hope to deploy it in appl
I have a simple Flink streaming app. It runs well in a cluster created by start-cluster.sh command. Now based on the Flink tutorial, I hope to deploy it in appl
I am trying to develop a bluetooth app. I have a class called "ConnectionManagement" which implement the "connect/accept" and "read/write". The information i ge
I am trying to install OpenCV on my Mac using this tutorial: https://medium.com/macoclock/setting-up-mac-for-opencv-java-development-with-intellij-idea-fd2153eb
I have two Pojo classes, one for hibernate mapping and one for jaxb. So I get a List<CarA> using Criteria.list() and I would like to transform it into a L
I have created a Mule 4.3 application which invokes a non static Java method. The application is getting built and deployed successfully but I'm getting a "Coul
I am trying to create a deterministic UUID in java to generate same UUID as we have in our ruby codebase but unable to do so and need help. #ruby code using uui
My company uses double checked locking all over the place in our code. Because it is so pervasive - and so verbose - I was wondering if there is a good way to a
I'm trying to generate the war file , war generated successfully but when i decompress and check the jars inside lib , the commented Maven dependencies also app