Techsperiments

Category: Java

  • Futures for Running Java Threads

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    1. Introduction to Futures in Java The Future interface in Java is a part of the java.util.concurrent package introduced in Java 5. It represents the result of an asynchronous computation. A Future acts as a placeholder for a result that may not be immediately available because the computation is still in progress. Here’s how the…

  • REST vs GraphQL: Comparing and Contrasting Two API Architectures

    REST vs GraphQL: Comparing and Contrasting Two API Architectures

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    When building applications that rely on external data, one of the most critical decisions developers face is choosing the right API architecture. Representational State Transfer (REST) and GraphQL are two of the most prominent architectures used to expose and consume APIs, each offering unique advantages and challenges. In this blog, we will delve into a…

  • The Security Implications of Using spring-boot-starter-data-rest in Spring Boot Applications

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    Introduction Spring Boot’s spring-boot-starter-data-rest is a powerful tool that simplifies the creation of RESTful services by automatically exposing JPA repositories as REST endpoints. While this can significantly speed up development, it can also introduce serious security vulnerabilities if not handled with care. In this blog post, we’ll delve into why this auto-exposure occurs, why it’s…

  • Comparing HashMap with TreeMap

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    Welcome to our in-depth exploration of two fundamental data structures in Java: HashMap and TreeMap. As developers, understanding the differences and nuances between these data structures is crucial for designing efficient and optimized solutions. In this comprehensive guide, we’ll delve into the inner workings of HashMap and TreeMap, compare their strengths and weaknesses, and provide…

  • Spring Boot Application in Kotlin: A Step-by-Step Guide

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    Introduction Spring Boot is a powerful framework for building production-ready applications in Java. Kotlin, with its concise syntax and modern features, is a perfect companion for Spring Boot. In this blog post, we’ll walk through creating a Spring Boot application in Kotlin. Prerequisites Before we begin, ensure you have the following installed: Setting Up the…

  • Kotlin or Java ? What’s the difference.

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    Kotlin and Java are both programming languages used primarily for Android development, among other applications, but they have some distinct differences. Here are the key differences between Kotlin and Java: Syntax and Language Features Interoperability Standard Libraries Performance Tooling and Support Adoption and Community Coroutines and Asynchronous Programming Code Examples Java : Kotlin : In…

  • Java HashMap – A tool worth having !

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    Introduction: HashMap is one of the most commonly used data structures in Java, offering efficient key-value pair storage and retrieval. Its versatility makes it indispensable in various programming scenarios, from basic data storage to complex algorithm implementations. In this technical blog, we’ll explore over 20 different use cases for HashMap in Java, accompanied by example…