Category: Java

How to Convert a List of Objects to Another List of Objects Using Java Streams?

Java streams have become a powerful tool for manipulating collections of data. They allow for concise and expressive code, making it easier to perform complex operations on collections. One common scenario is converting a list of objects into another list of objects, applying transformations or filters along the way. In this blog post, we will explore how to accomplish this...

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Unlocking the Power of HashMap: Key Use Cases in Java

HashMap is a versatile data structure in Java that offers efficient key-value pair storage and retrieval. It provides a wide range of use cases for developers, enabling them to solve various problems effectively. In this blog post, we will explore some key use cases where HashMap shines in Java applications. By understanding these scenarios, you will be able to leverage...

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The Internal Workings of HashMap in Java: A Deep Dive

HashMap is one of the most commonly used data structures in Java. It provides an efficient way to store and retrieve key-value pairs, making it an essential tool for developers. In this blog post, we will delve into the internal workings of HashMap in Java. We will explore its underlying data structure, hashing mechanism, collision resolution strategies, and performance characteristics....

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How to Install Java 11 on Windows, macOS, and Linux

In this guide, we will walk you through the step-by-step Java 11 installation process for Windows, macOS, and Linux. Table of Contents: Introduction to Java 11: Before we dive into the installation process, let’s briefly discuss the significance of Java 11 and its features. Java 11 offers improved performance, enhanced security, and new APIs for developers. It is an LTS...

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