I'm trying to produce a simple standalone scanner with the use of JFlex. What I want to do now is to simply recognize the beginning of a line with the use of th
I wanted to create IBM queues from REST endpoint as described in documentation https://www.ibm.com/docs/en/ibm-mq/9.1?topic=applications-creating-destinations-i
Issue I use AWS X-Ray SDK for Java to enable X-Ray tracing for my Spring Boot micro services. With following snippet I am able to attach a custom SegmentListene
I've created a DTO with some properties with validation constraint (like all the properties must be present in JSON Object). Now, I want to make that DTO in a w
I have an Apache Tomcat servlet in which I would like to run some other language - for this purpose, I would like to try to get Graalvm functionality working wi
I have a configuration class, which I inject into another class. Configuration class looks as follows: @RequestScoped public class Configuration { @ConfigP
I have a model where each Course has a list of available TimeSlots from which one TimeSlot gets selected by OptaPlanner. Each TimeSlot has a dayOfWeek property.
When I use the following HTML+CSS to produce a table with header and footer it repeats the header and footer on each page when printing and when converting to P
Currently trying to start my app but unable because of this exception being thrown when starting app Caused by: org.springframework.data.elasticsearch.Uncategor
I am using AWS Java-SDK to query Dynamodb table and I get the following exception java.util.concurrent.CompletionException: software.amazon.awssdk.services.dyna
I get this JSONObject response from an API { "meta": { "code": 200 }, "data": { "tracking": { "id": "lk46hwgbadfqcl2fyacyw00q", "c
Goodday everyone. Faced strange OOM after switching from reading varchar field to clob from Oracle database in java application. (We are using oracle.jdbc.drive
I have an android application and I've integrated my own custom tensorflow lite model. I can print out the object category and probability score but I'm at a lo
I am trying to write a Groovy script to get translations from Google Translate API (using an API key, stored in as the GOOGLE_API_KEY environment variable1) but
I have been deferring my hibernate DDL usage time after time, from create-drop, to update and now i'm using other tools for database migration, and, while still
Could someone check my code for why I'm getting NullPointerExceptions in various methods? I've been racking my brain and can't figure out what is wrong. I'm att
I am working on an independent JDBC/Springboot project and I am having a lot of trouble actually posting any data from postman into MySQL. I have tried looking
I've spring boot app with QueueMessagingTemplate as client to access Amazon SQS using temporary security credentials(STS). Getting temp token using STS-AssumeRo
Is it possible stream a zip file through a Java (spring boot) service from Amazon S3 without having to actually download the whole file in the service? For cont
I use Vaadin framework v23 for my project. A wanted to add a component column to one of my Grids, a number field. My Grid's rows are representing an entity from