We have a bag, which has some numbers inside it. This bag has unique elements, which means every number appears once only. If we want to add 9 in a bag, then it will be not inserted as the bag already ...

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...

A typical hash function first converts a search key to an integer value called a hash code, then compresses the hash code into an index to the hash table. Java’s root class Object has the hashCode ...

Community driven content discussing all aspects of software development from DevOps to design patterns. It’s easy to remove duplicates from a list in Java. There are a variety of functions in Java ...