An introductory course focused on the java.util library. Learn how to use collections, lists, maps, and utility classes to simplify everyday programming tasks in Java.

Learn the basics of Java syntax, variables, data types, and control flow to build a strong foundation for using the java.util library.

Dive into the core java.util collections: Lists, Sets, and Maps. Learn how to store, retrieve, and manipulate groups of data efficiently.

Explore essential utility classes in java.util, such as Collections, Random, and Date, to simplify common programming tasks.

Learn how to handle exceptions and configure Java applications using properties and environment variables.

Working with HashSet

Working with HashSet