HashMap

Everything about HashMap

1. Article · Data Structures and Algorithms (DSA)

   Count Distinct Elements in Every Window

   Master the sliding window technique! Learn how to efficiently count distinct elements in every window of an array using a HashMap. Java solution and complexity analysis included.

   Sandhiya PriyaMay 55271,000
2. Article · Java

   Difference Between HashMap, LinkedHashMap, and TreeMap in Java

   Compare HashMap, LinkedHashMap, and TreeMap in Java, including their ordering, performance, null support, internal structures, and common use cases.

   Saurav KumarDec 3, 20251,910
3. Article · Java

   Understanding the Data Structure Behind HashMap in Java

   Explore the intricate workings of HashMap in Java, a pivotal data structure in the Java Collections Framework. Understand its mechanism of storing key-value pairs using hashing, handling collisions through bucketing, and optimizing performance with a balanced load factor.

   Lokendra Singh
4. Article · Java

   Working with Concurrent Hash Map in Java

   ConcurrentHashMap in Java is a thread-safe Map implementation that allows concurrent access and modification by multiple threads without external synchronization, ideal for multi-threaded environments.

   Lokendra SinghMay 22, 2024
5. 
   Article · C#

   HashMaps in C#

   HashMaps in C# using the Dictionary<TKey, TValue> class. This article delves into their basics, operations, and performance, providing essential insights for efficient key-value pair management in programming.

   Ajay KumarDec 26, 2023117,8341,000
6. Article · Java

   HashMap in Java

   A HashMap in Java is a collection that stores key-value pairs, similar to a dictionary in other programming languages. It is part of the Java Collection Framework and is implemented as a hash table. In this post, we're going to discuss the Hashmaps in Java in detail.

   Harshal LimayeJan 24, 2023