Eklavya questions

Eklavya answers

• Why does not delete method of spring data (JPA) have any return values?
• Spring Boot JPA metamodel must not be empty! when trying to run JUnit / Integration Tests
• Find elements in a list that are not present in another list using java 8
• Why do I get this many iterations when adding to and removing from a set while iterating over it?
• Java 8 stream grouping a List<Map<>> by the same <Key, Value> to a new List<Map<>>
• How do I convert an array of integers to binary?
• How to define date in GORM
• Spring boot entity many to one mappping in embaded object
• How to solve the error "No serializer found for class java.io.ByteArrayInputStream " when passing MultipartFile using RestTemplate?
• How to merge set use java stream with one line of code