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Last updated: Feb 15, 2022

Maps

Map contains values on the basis of key, i.e. key and value pair. Each key and value pair is known as an entry. A Map contains unique keys. A Map is useful if you have to search, update or delete elements on the basis of a key. Maps are used when you want to associate a key with a value and Lists are an ordered collection.
What is a Multimap in Java? EASY
In this article, it is described what is a multimap, what google’s guava library is, and how can we implement it.
Author Manshi
0 upvotes
EnumMap
This blog will cover the EnumMap class and its various methods in Java.
HashSet EASY
This article deeply discussed the HashSet and various methods, features, and performance of a HashSet.
HashSet
In this blog, we will discuss HashSet.
Introduction to Hash Map
Today, we will learn about Hash Map in java
Difference between HashMap and HashSet MEDIUM
Java HashMap is a Map that uses a hash table for storage, while HashSet is a Set that also employs a hash table for storage.
HashMap entrySet() Method in Java EASY
The Java HashMap.entrySet() method is used to convert the elements within a HashMap into a Set.
Difference between HashMap and HashTable EASY
Difference Between HashMap and HashTable - Both data structures in Java for key-value pairs. HashMap is non-synchronized, while HashTable is synchronized.
WeakHashMap
In this blog, we will discuss WeakHashMap.
LinkedHashMap
 In this blog, we will discuss LinkedHashMap.
IdentityHashMap in Java
Learn and explore the features, functions and implementation of the IdentityHashMap class.
ConcurrentHashMap in Java
Learn and explore the features, functions and implementation of the ConcurrentHashMap class.
Dictionary in Java EASY
The following article discusses the Dictionary Class in Java along with its containing methods to work with key-value pairs.
SortedMap
Today, we will learn about SortedMap in java
TreeMap in Java
Learn and explore the features, functions and operations of the TreeMap class in Java.
flatMap() Method in Java EASY
In this article, we will get to know about Java flatMap(), how does it work and its examples.
Author Rashi
0 upvotes
System.getenv() Method in Java EASY
This blog will cover a detailed explanation of the Java system getenv function. We will also see examples of how the genetv function works.