Java 8 Stream interface provides mapToInt() method to convert a stream integers into a IntStream object and upon calling sum() method […] Continue reading »
This guide walks you through how to iterate Enum in Java/Java 8. .values() method of an enum class return an […] Continue reading »
On this page, we are going to learn how to display image from the database and classpath location using Spring […] Continue reading »
In this tutorial, we will discuss the best practices to avoid or handle NullPointerException in Java. NullPointerException generally threw when […] Continue reading »
In this example, we will show you how to check HashSet contains element case insensitive in Java. contains() method of […] Continue reading »
Java 8 introduced distinct() method in Stream interface to find the distinct element in a list. distinct() method returns a stream […] Continue reading »