Java Optional orElse Vs. OrEleseGet (with Examples)
Java 8 Optional contains orElse() and orElseGet() methods that return a default value when the optional is empty. Learn the difference between both.
Guide to Java 8 Optional
All of us must have encountered NullPointerException in our applications. It happens when you try to use an object that has not been initialized, initialized with null or does not point to any instance. In simple words, NULL simply means ‘absence of a value’. In this Java tutorial, we will …