Hey there! Welcome to ClearUrDoubt.com. In this post, we will look at a Java program to create a JSON file using JSON-simple API. JSON-simple API is used to create and read JSON files in a simple way. Maven dependency for Read more
Hey there! Welcome to ClearUrDoubt.com. In this post, we will look at the introduction of Functional Interfaces and Lambda Expressions in Java 8. One of the great updates in Java 8 is the addition of Lambda Expression support. Functional interfaces are Read more
Hey there! Welcome to ClearUrDoubt.com. In this post, we will look at the demonstration of Optional<T> class in Java 8. Optional is introduced in Java 8 mainly to provide a way to avoid Null Pointer Exceptions in the code. Instead of directly Read more
Hey there! Welcome to ClearUrDoubt.com. In this post, we will look at formatting dates in Java 8. Using DateTimeFormatter, which was introduced in Java 8, we can format the date strings in a simple way. Let’s look at a sample program: Read more
Hey there! Welcome to ClearUrDoubt.com. In this post, we will look at removing nulls from an ArrayList in Java 8. Using Stream API, which was introduced in Java 8, we can remove null values from an ArrayList in a simple way. Read more