Satish Varma

Satish is post graduated in master of computer applications and experienced software engineer with focus on Spring, JPA, REST, TDD and web development. Follow him on LinkedIn or Twitter or Facebook

Java Lambda Expression with examples

1. what is Java Lambda (λ) Expression ? A Java lambda expression is a function which can be created without belonging to any class. Lambda...

Java predicate with examples

1. What is Java Predicate? A java Predicate is a functional interface whose functional method is test(Object), that takes an argument and returns boolean value. This is a...

Java functional interface with examples

1. What is java Functional interface? A java functional interface is an interface that contains exactly one abstract method. An Interface that contains exactly one abstract...

Java static nested class with examples

1. java static nested class Nested classes that are declared with static keyword is called as static nested class. With in java static nested class...

Java anonymous class with examples

1. Java anonymous class Sometimes we can declare inner class without name such type of inner class are called anonymous class. Java anonymous class is a...

Java inner class with examples

1. What is java inner class? The Java programming language allows you to define a named no static class within another class. Such a class is...

Java nested class overview with examples

1. What is java nested class The Java programming language allows you to define a class within another class. Such a class is called nested...

many-to-many bidirectional association

many-to-many bidirectional mapping : In a relational database in a many-to-many relationship, a row in table X can have  more than one matching row in...

Merge – Re attaching detached Entities

Merge the state of the given entity into the current persistence context. The merge method’s major task is to transfer the state from an unmanaged...

ORM (Object Relational Mapping)

1. What is Object Relational Mapping (ORM)? ORM or Object Relational Mapping is a system that implements the responsibility of mapping the Object to Relational Model....

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