KMkoustav moitrainreact-js-by-koustav.hashnode.dev·Oct 10, 2025 · 1 min readReact Js1. Component A component is a reusable piece of UI. Think of it like a building block (e.g., a button or input box) in your app. function MyButton() { return <button>Click me!</button>; } // Use inside another component function App() { return (...00
KMkoustav moitrainmongodb-by-koustav.hashnode.dev·Sep 18, 2025 · 2 min readMongoDBdatabase - An organized Collection of data. A method to manipulate and access the data. MongoDB is a NOSQL database, that stores data in flexible, JSON-like documents, making it easy to scale and handle large volumes of unstructured data. MongoDB s...00
KMkoustav moitrainai-powered-course.hashnode.dev·Jul 29, 2025 · 3 min readAI Powered CourseMODULE 1 : Foundations of AI & Development Environment (Week 1) TitleLearning ObjectivesResourcesAssignment Introduction to AIUnderstand AI, ML, LLMs, use casesGoogle AI EducationQuiz: AI Basics Vibe Coding MindsetLearn creative & adaptive c...00
KMkoustav moitrainjavascript-notes.hashnode.dev·May 22, 2025 · 16 min readJavaScriptJavaScript (JS) is a high-level, interpreted programming language primarily used to make web pages interactive. It is one of the core technologies of the web, along with HTML and CSS. High level : JavaScript is closer to human languageInterpreted : ...00
KMkoustav moitraincss-guide.hashnode.dev·Apr 6, 2025 · 28 min readA Beginner's Guide to CSS: Mastering Cascading Style SheetsCSS and its Syntax CSS stands for Cascading Style Sheets.It controls the visual presentation (style, layout, color, fonts, spacing, etc.) of HTML elements. Why Use CSS? Without CSS: <h1>Hello</h1> With CSS: <h1 style="color: blue; font-family: Aria...00
