A callback operation in Java is one function that is passed to another function and executed after some action is completed. A callback can be executed either synchronously or asynchronously. In the ...

What's the difference between Hibernate vs JPA? That's a common question Java developers dabbling on the database side often ask, right up there with difference between Hibernate and JDBC, or how do ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...