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Day 11 – Robot Sensors: LiDAR, Ultrasonic & Infrared Explained

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Introduction Sensors are the eyes and ears of a robot, enabling it to perceive its environment and make intelligent decisions. Among the most widely used sensors in robotics are LiDAR, Ultrasonic, and Infrared (IR) sensors, each offering unique advantages and use cases. Understanding these sensors in depth is essential for robotics engineers aiming to design […]

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Day 21 – Case Study: Building an E-Commerce App with Java Full Stack

Leave a Comment / FullStack Developer JAVA / By

Introduction Building a real-world e-commerce application is a comprehensive way to master Java Full Stack Development. It combines frontend, backend, database integration, security, and deployment—all essential skills for full stack developers. At CuriosityTech.in, learners work on hands-on projects like e-commerce apps, giving them practical exposure to Spring Boot, React/Angular, MySQL/PostgreSQL, and cloud deployment, preparing them

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Day 17 – REST API Testing with Postman for Java Developers

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Introduction Testing REST APIs is a crucial skill for Java Full Stack Developers. Even if you’ve built robust APIs using Spring Boot, you need to validate that they work correctly before integrating them with the frontend. Postman is one of the most popular tools for testing APIs, offering automation, debugging, and collaboration features. At CuriosityTech.in,

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Day 13 – React + Java: How to Build a Full Stack Application Step by Step

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Introduction Combining React with Java Spring Boot is a powerful approach for building modern Full Stack applications. React handles the frontend, offering fast, interactive, and dynamic user interfaces, while Spring Boot powers the backend, managing business logic, data processing, and database interactions. At CuriosityTech.in, we teach developers not just to code, but to integrate frontend

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"Developer writing test cases for a MERN stack application using Jest, Mocha, and Supertest frameworks on a laptop screen."

Day 18 – Testing MERN Applications (Jest, Mocha, Supertest)

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Introduction Testing is a cornerstone of professional MERN development. Ensuring your application behaves as expected reduces bugs, improves reliability, and enhances user experience. MERN apps, consisting of React (frontend), Node.js + Express (backend), and MongoDB (database), require comprehensive testing at multiple levels. CuriosityTech.in emphasizes practical testing strategies, guiding learners to write unit, integration, and end-to-end

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"iOS developer testing app performance on an iPhone with icons showing battery, speed, and memory optimization."

Day 18 – Performance Optimization for iOS Apps (Battery, Speed & Memory)

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An iOS app can be feature-rich, but if it is slow, drains battery, or consumes excessive memory, users will abandon it instantly. Apple’s ecosystem is built on fluid performance and energy efficiency, and the App Store review process explicitly rejects apps that degrade device performance. At CuriosityTech.in, we emphasize that performance optimization is not an

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