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ए श्रेणी: बुलंदशहर (नरोरा) बी श्रेणी: आगरा, प्रयागराज, बरेली, गाजियाबाद, गोरखपुर, झांसी, कानपुर, लखनऊ, मथुरा, मेरठ, मुरादाबाद, सहारनपुर, वाराणसी, बक्शी का तालाब, मुगलसराय और सरसवा सी श्रेणी: बागपत, मुजफ्फरनगर इससे पहले लखनऊ पुलिस लाइन में इसका पूर्वाभ्यास किया गया, जिसमें सायरन बजाने, आग बुझाने, घायलों को मेडिकल सहायता केंद्र तक पहुंचाने और ब्लैकआउट की प्रक्रिया का अभ्यास किया गया. अधिकारियों ने बताया कि मॉक ड्रिल के दौरान रात 7 बजे से 2 घंटे का ब्लैकआउट किया जाएगा, ब्लैकआउट की भी होगी तैयारी इस मॉक ड्रिल के दौरान रात 7 बजे से 2 घंटे का ब्लैक आउट यानी पूरी तरह से अंधेरा कर दिया जाएगा. इसका मतलब है कि इस दौरान सभी को घरों, संस्थानों और सड़कों की लाइटें बंद हो जाएंगी, ताकि दुश्मन की नजर से बचा जा सके. इसके साथ ही चेतावनी के तौर पर सायरन बजाए जाएंगे. सायरन सुनते ही लोगों को सतर्क होकर सुरक्षित स्थानों-जैसे बंकर, सुरक्षित कमरे में चले जाना होगा या खुले स्थान से दूर रहना होगा.
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📱You can learn ReactJS easily ✅ Here's all you need to get started 🙌 💊1.Components • Functional Components • Class Components • JSX (JavaScript XML) Syntax 🤕2.Props (Properties) • Passing Props • Default Props • Prop Types 🤝3.State • useState Hook • Class Component State • Immutable State 🔝4.Lifecycle Methods (Class Components) • componentDidMount • componentDidUpdate • componentWillUnmount 👍5.Hooks (Functional Components) • useState • useEffect • useContext • useReducer • useCallback • useMemo • useRef • useImperativeHandle • useLayoutEffect 🛠6.Event Handling • Handling Events in Functional Components • Handling Events in Class Components 📀7.Conditional Rendering • if Statements • Ternary Operators • Logical && Operator 🪖8.Lists and Keys • Rendering Lists • Keys in React Lists 🕹9.Component Composition • Reusing Components • Children Props • Composition vs Inheritance 🏆10.Higher-Order Components (HOC) • Creating HOCs • Using HOCs for Reusability 🔄11.Render Props • Using Render Props Pattern 😧12.React Router • <BrowserRouter> • <Route> • <Link> • <Switch> • Route Parameters 13.Navigation • useHistory Hook • useLocation Hook State Management 😞14.Context API • Creating Context • useContext Hook 🌟15.Redux • Actions • Reducers • Store • connect Function (React-Redux) 🌀16.Forms • Handling Form Data • Controlled Components • Uncontrolled Components ❄️17.Side Effects • useEffect for Data Fetching • useEffect Cleanup ✅18.AJAX Requests • Fetch API • Axios Library Error Handling ❌19.Error Boundaries • componentDidCatch (Class Components) • ErrorBoundary Component (Functional Components) 🔵20.Testing • Jest Testing Framework • React Testing Library 🟡21. Best Practices • Code Splitting • PureComponent and React.memo • Avoiding Reconciliation • Keys for Dynamic Lists 🔥22.Optimization • Memoization • Profiling and Performance Monitoring 🚨23. Build and Deployment • Create React App (CRA) • Production Builds • Deployment Strategies Frameworks and Libraries 📌24.Styling Libraries • Styled-components • CSS Modules 🎤25.State Management Libraries • Redux • MobX ⭐️26.Routing Libraries • React Router • Reach Router React ❤️ for more
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📱Java Roadmap for Beginners 2025📱
├── ☕️ Introduction to Java & How JVM Works
├── ⚙️ Setting Up Java (JDK, IDE like IntelliJ/Eclipse)
├── 📝 Basic Syntax & Structure
├── 0️⃣ Variables, Data Types & Type Casting
├── ➕ Operators (Arithmetic, Logical, Relational, Bitwise)
├── ⬛️ Conditional Statements (if, else, switch)
├── 🔄 Loops (for, while, do...while, for-each)
├── 🧩 Methods (Declaration, Overloading, Recursion)
├── 📦 Arrays & Strings
├── 🧱 Object-Oriented Programming (Class, Object, Inheritance, Polymorphism, Abstraction, Encapsulation)
├── 🧮 Memory Management & Garbage Collection
├── 🗂 Packages & Access Modifiers
├── 🧱 Exception Handling (try, catch, throw, throws, finally)
├── 🗂 File I/O (FileReader, FileWriter, BufferedReader, Scanner)
├── 🧠 Collections Framework (List, Set, Map, Queue)
├── 🧪 Mini Projects (Library System, Student Management System)
React "❤️" For More
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⚡️5 CSS Tips Every Developer Should Know🙏
1. 🎨 Use Variables: Define reusable colors, fonts, and sizes with --variables for consistent styling.
2. 🔴 Box-Sizing: Set box-sizing: border-box; to make layouts predictable and easier to manage.
3. ⚡️ Minimize Repaints: Use transform and opacity for smoother animations.
4. 🌀 Flexbox & Grid: Master layout tools like display: flex; and grid for responsive designs.
5. 🌐 Media Queries: Use @media to ensure your site looks great on all devices.
✨ Tip: Small CSS tweaks can make a big difference in user experience!
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🎁 Quick Guide to HTTP Status Codes🔓
1. 200 – ✅ OK: Request successful.
2. 301 – 🔴 Moved Permanently: Resource moved to a new URL.
3. 404 – 😀 Not Found: Resource doesn’t exist (broken link).
4. 500 – 💥 Server Error: Something broke on the server.
5. 403 – 🔒 Forbidden: No permission to access.
💡 Tip: Knowing these is crucial for debugging and improving SEO!
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🎁 Quick Guide to HTTP Status Codes🔓
1. 200 – ✅ OK: Request successful.
2. 301 – 🔴 Moved Permanently: Resource moved to a new URL.
3. 404 – 😀 Not Found: Resource doesn’t exist (broken link).
4. 500 – 💥 Server Error: Something broke on the server.
5. 403 – 🔒 Forbidden: No permission to access.
💡 Tip: Knowing these is crucial for debugging and improving SEO!
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💡 5 CSS Tips Every Developer Should Know🙏
1. 🎨 Use Variables: Define reusable colors, fonts, and sizes with --variables for consistent styling.
2. 📏 Box-Sizing: Set box-sizing: border-box; to make layouts predictable and easier to manage.
3. ⚡️ Minimize Repaints: Use transform and opacity for smoother animations.
4. 🔄 Flexbox & Grid: Master layout tools like display: flex; and grid for responsive designs.
5. 🌐 Media Queries: Use @media to ensure your site looks great on all devices.
✨ Tip: Small CSS tweaks can make a big difference in user experience!
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15+ Must Watch Movies for Programmers🧑💻🤖 1. The Matrix 2. The Social Network 3. Source Code 4. The Imitation Game 5. Silicon Valley 6. Mr. Robot 7. Jobs 8. The Founder 9. The Social Dilemma 10. The Great Hack 11. Halt and Catch Fire 12. Wargames 13. Hackers 14. Snowden 15. Who Am I React ♥️ For More
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Power Habits for Devs 🔹 Sketch UI Ideas Before Coding 🔹 Learn by Cloning Real Websites 🔹 Use a CSS Framework Efficiently 🔹 Build Dark Mode & Theming 🔹 Improve Typing Speed + Shortcuts 🔹 Watch Code Reviews on YouTube 🔹 Stay Active on GitHub 🔹 Track Daily Learning (Notion, Journal) 🔹 Read Dev Blogs (CSS Tricks, Smashing Magazine) 🔹 Stay Curious & Keep Building! React "❤️" For More
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📱HTML Roadmap for Beginners🙏
Intro 📖: What is HTML?
Structure 🏗: Learn the document (html, head, body).
Tags 🔤: Use headings, paragraphs, links.
Attributes 🎯: Customize elements with attributes.
Lists & Tables 📋: Organize information clearly.
Media 🎥: Add images, videos, audio.
Forms 📝: Create input forms.
Semantics 🏛: Use tags like header, footer, section.
Accessibility 🔧: Build inclusive pages.
Practice 🚀: Experiment with mini projects.
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Top 10 Things Developers Secretly Love 🧑💻❤️
1. When the code runs perfectly on first try ✅ 2. Dark mode everything 🌑 3. Auto-save & live reload 🔄 4. Clean, readable code ✨ 5. Finding that one perfect Stack Overflow answer 🔍 6. Git pull with no conflicts 🧘 7. Typing npm start and seeing it just work ⚡️ 8. Discovering a new productivity tool 🚀 9. Solving a bug that’s been haunting for hours 👻 10. Coffee ☕️
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📱Top 5 Websites Every Developer Should Bookmark🙏 1. DevDocs – All-in-one fast documentation 😀 2. CanIUse – Check browser support like a pro 🌍 3. Roadmap – Visual guides to grow your dev career 🗺️ 4. JSONLint – Instantly validate & format JSON 🧹 5. Frontend Mentor – Practice real-world frontend challenges 🎯 Like these ❤️! Because smart devs work efficiently, not harder.
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15 Best Project Ideas for Python 📱 🚀 Beginner Level: 1. Simple Calculator 2. To-Do List 3. Number Guessing Game 4. Dice Rolling Simulator 5. Word Counter 🟡 Intermediate Level: 6. Weather App 7. URL Shortener 8. Movie Recommender System 9. Chatbot 10. Image Caption Generator 🟡 Advanced Level: 11. Stock Market Analysis 12. Autonomous Drone Control 13. Music Genre Classification 14. Real-Time Object Detection 15. Natural Language Processing (NLP) Sentiment Analysis
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➡️ Frontend Web Development Roadmap 2025 (With Mini Projects)⬅️
├── 🧠 Basics of How the Web Works (HTTP, DNS, Hosting)
├── 📄 HTML5 (Structure, Forms, Media)
├── 🎨 CSS3 (Box Model, Flexbox, Grid, Animations)
├── 🖱 Mini Project: Personal Portfolio Website
├── ⚡️ JavaScript Fundamentals (Events, DOM, Arrays, Functions)
├── 🧪 Mini Project: Interactive Quiz App
├── ⚙️ Version Control with Git & GitHub
├── 📱 Responsive Design with Media Queries
├── 🧪 Mini Project: Responsive Blog Homepage
├── 📦 Introduction to NPM, VS Code Shortcuts, Emmet
├── ⚛ Intro to Frontend Frameworks: React/Vue
Like it if you need a complete tutorial on all these topics! 👍❤️
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➡️Backend Development Roadmap 2025⬅️ ├── 🧠 Understanding Client-Server Architecture ├── ⚙️ HTTP, HTTPS, REST, and WebSockets ├── 🗄️ Databases (SQL vs NoSQL) ├── 🔐 Authentication & Authorization (Sessions, Tokens, OAuth) ├── 🧩 Building RESTful APIs ├── 📦 Caching (Redis, CDN concepts) ├── 🔁 Background Jobs & Queues (e.g., BullMQ, Celery) ├── 🧪 Mini Project: URL Shortener Service ├── 🛠 API Rate Limiting, Pagination, Filtering ├── 🧪 Mini Project: File Upload API with Role-Based Access ├── 🧱 Design Patterns in Backend (Factory, Singleton, Middleware) ├── 🧪 Mini Project: E-commerce Backend (Cart + Orders + Auth) ├── ⚖️ Load Balancing & Scalability Concepts ├── 📜 API Documentation (Swagger, Postman) ├── ☁️ Deployment (CI/CD, Docker, Cloud Basics) Like it if you need a complete tutorial on all these topics! ❤️
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✅Web Development Roadmap▶️ ├── 🌐 Internet Basics │ ├── What is HTTP/HTTPS? │ ├── How the Web Works (Client-Server-Database Model) ├── 🧱 HTML5 │ ├── Elements, Tags, Forms, Media, Semantics │ ├── Project: Personal Resume Page ├── 🎨 CSS3 │ ├── Flexbox, Grid, Positioning, Media Queries │ ├── Project: Responsive Portfolio ├── ⚙️ JavaScript (ES6+) │ ├── Variables, DOM, Events, Fetch API │ ├── Project: Interactive Quiz App ├── 🧪 Version Control with Git & GitHub │ ├── Branching, Commits, Pull Requests ├── 🧱 CSS Frameworks │ ├── Bootstrap, Tailwind CSS ├── ⚛ Frontend Libraries/Frameworks │ ├── React (Hooks, Routing, API Calls) │ ├── Project: Weather Dashboard ├── 🧩 Backend Basics │ ├── Node.js + Express │ ├── REST APIs, Middleware, Routing ├── 🗄️ Databases │ ├── MongoDB / PostgreSQL (CRUD Operations) ├── 🔐 Authentication (JWT, OAuth Basics) │ ├── Project: Login/Register Auth System ├── ☁️ Deployment │ ├── Netlify, Vercel (Frontend) │ ├── Render, Railway (Backend) ├── 🔀 Optional: TypeScript, Next.js, WebSockets React with ♥️ if you want me to explain each topic in detail ENJOY LEARNING📱
