What is Static in Java – Static Class – Static Methods – Static Block and Static Variables
What is Static in Java – Advantages and Restrictions What is Static in Java? Static is a keyword Static defines…
Optional.map vs Optional.flatMap – Difference and Similarities
What is Optional? Java 8 has introduced a new class in utils package Optional. This class main purpose is for…
Optional in Java 8 – Declaring Optional and usage of Filter
Optional with Examples in Java 8 Java 8 has introduced a new class in utils package Optional. This class main…
Java 8 Streams – Streams in Java With Examples
Java 8 Streams – Streams in Java With Examples What are Streams? Â Sequence of objects supporting multiple methods. Features: Stream…
What happens if we do not override hashcode() and equals() in hashmap?
What happens if we do not override hashcode() and equals() in hashmap? In this post, let us understand what is…