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
I have created a game which has the function to build castles, the castles are put in a list that you access with a button and are shown with a linear layout. T
package com.example.hand.data; import androidx.lifecycle.LiveData; import androidx.room.Dao; import androidx.room.Delete; import androidx.room.Insert; import an
Spring shows - Resolved [org.springframework.http.converter.HttpMessageNotReadableException: Required request body is missing: public com.cg.bookstore.entities.
I use mysql and spring 5, spring-data-jpa and spring-boot and JUnit5. This must be a common problem but I don't see te sollution. I have to test a repository wi
Small question regarding a Java 11 + SpringBoot 2.6.7 web application, in the context of Zipkin please. I have a very simple micro services architecture SpringB
I have multiple java spring boot services, which are running in docker containers and are configured via docker-compose. Each of those services need several jav
Let us assume that the next feature that I have to develop is to store some data on a database. Following the TDD paradigm, I have to first write a failing test
I’ve red multiple articles and discussions and still I have some uncertainty: I’m not sure if I should use Instant or any other type to store Bookin
I have a maven project setup as normal: src/main/java/a/b/c/MyApp src/test/java/a/b/c/MyAppTest I am having a weird problem in IntelliJ, where my junit5 test cl
Small question regarding a Java 11 + SpringBoot 2.6.7 web application, in the context of Zipkin please. I have a very simple micro services architecture SpringB
I'm trying to write a Java unit test but not sure where I'm going wrong. Likely a lack of understanding. This is my test so far: @Test public void getURL() thro
I need to read XFA PDF form filled data in Java. And also we need to convert the XFA form PDF to normal PDF.
I am trying to decode the date-time receiving from my APIs in my required format "yyyy-MM-dd" I receive time in 2 format 1. "2022-05-05T11:32:12.542Z" 2. "2022-
I have a Java Project for a JavaBean (multiple classes in a single project) with no build tools. In eclipse, I can export this project as JAR and I can select t
I've just implemented Preferences by Android DataStore but I can't find "context.createDataStore" I added this dependency below implementation "androidx.datas
Overview I am working on android application in java. I have Products which can be viewed as a list by customers and vendors. Problem I want to be able to utili
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