Java String Class

A quick introduction to the Java String class. Learn when to use the new operator or the String literal technique for creating a String object in Java.

Default Methods in Java

A quick guide to the default methods in Java. Learn why the default methods were introduced in Java 8. Learn how to write and use default methods in Java.

java 8 Optional

Java 8 Optional In this post, we will talk about Java 8 Optional class introduced in Java 8. As a Java developer, You must have faced NullPointerException at least (I have faced … Read more