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Showing posts from July, 2026

React Hook Form Tutorial: Build Your First Employee Registration Form with Material UI

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Introduction Forms are one of the most important parts of any web application. Whether you're developing a hospital management system, banking portal, employee management application, or an e-commerce website, forms are used to collect user information. A simple registration form may contain several types of input fields such as: Text Fields Email Fields Password Fields Date Pickers Dropdown Lists Radio Buttons Checkboxes Image Upload Camera Capture Managing these fields manually using useState becomes difficult as the application grows. React Hook Form simplifies form management by reducing boilerplate code, improving performance, and making forms easier to maintain. In this article, we'll build a reusable Employee Registration Form using React Hook Form and Material UI. Instead of sending data to an API, we'll print the submitted values to the browser console. This keeps the focus on understanding how React Hook Form works before integrating it wi...

Top 5 Java Collections Coding Interview Questions and Solutions (Core Java + Java 8) – Part 3

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Introduction : The Java Collections Framework (JCF) is one of the most fundamental and widely used components of Java programming. It provides a set of interfaces and classes that help developers efficiently store, organize, search, update, and manipulate groups of objects. Whether you're developing a simple console application or building enterprise-level applications using Spring Boot and Microservices, collections play a vital role in managing application data. Because of their importance in real-world software development, Java Collections are among the most frequently tested topics in technical interviews. Interviewers often ask coding questions involving List , Set , Map , Queue , and Comparator to evaluate a candidate's understanding of data structures, problem-solving skills, and knowledge of the Java Collections Framework. A strong understanding of these concepts not only helps you crack interviews but also enables you to write cleaner, more efficient, and maintai...