Mukesh Kumar

@Transactional annotation is the metadata used for managing transactions in the Spring Boot application. To configure Spring Transaction, this annotation can be applied at the class level or method level. In an enterprise application, a transaction is a sequence of actions performed by the application that together pipelined to perform a single operation. For example, […] More

In this article “Improvements in Java Collection API” we will learn about the origin of classes in different versions of jdk. Also, If any new class or interface introduced, what was the purpose of introducing that? What was the weakness of previous version of it? Why the new class/interface introduced? What all new features introduced […] More

By Mukesh Kumar Some History Java 8 is Massive Functional Languages Lambda Expressions A block of code that you can pass around so it can be executed later, once or multiple times. – Alonzo Church in his invention of the lambda calculus in 1936. – Lisp 1958 – Supported in C#, JavaScript, Python, Ruby, C++ […] More