Kotlin Tutorial

Kotlin is statically typed programming language for modern multi-platform applications. It is also 100% interoperable with Java and Android. Furthermore, it allows for concise, and null-safe codes.

Java Formal Type Parameter Methods We Can Invoke

With Java Generics, we name Java Formal Type Parameter T, E, K, and V conventionally. If an instance of a Format Type Parameter, what available methods we can invoke on them? Java Formal Type Parameter is Object Formal Type Parameters

JPA – How to use @Embeddable and @Embedded

In Java Persistence API (JPA), a class can either be an @Entity or a value type. If a class is an @Entity, it is a persistent class. It represents a database table (or set of tables). If a class is a value type, it is not a persistent class. It may not represent a database table or a set of database tables. It may be used as a reusable component whose properties are used across multiple tables.