What are spring boot starter projects? : Spring Boot

450

I want to control database connections in my program and want that only one thread should be able to make database connection at a time. How can I implement this logic?

1153

Is hibernate better than jdbc?

416

What are the methods used to implement for the key object in the hash map?

1094

What are the annotations used in hibernate?

459

What is covariant return type?

1162

What is a blocking method in Java?

1326

When should we use SwtichAction?

1123

What is orm mapping in hibernate?

393

Write an sql to find all records having all upper case alphanumeric characters in a field ?

1006

Explain oops concepts in detail?

1080

What is a parameter in simple terms?

1076

What if the main method is declared as private?

946

Define application context module?

442

What is the use of statement in jdbc?

989