Leonardo Montenegro’s Post

Great explanation! In Angular, we often handle similar logic through services or directives, but it’s really interesting to see how React uses HOCs to achieve the same level of reusability and separation of concerns.

Next.js Folder Structure | The Foundation of a Scalable Project A clean and well-structured folder setup is the secret behind every maintainable and scalable Next.js application. It not only improves readability but also keeps your workflow efficient and organized as your project grows. Here’s an example of a well-organized Next.js project structure 👇 ⚙️ Key Directories :) 📁 /app – The core of your Next.js 13+ application. • Houses route-based folders like /auth, /dashboard, /profile, /contact, etc. • Each folder can have its own page.tsx, layout, and subroutes. 📦 /components – Reusable UI and layout components. 🧭 /layout – For global sections like Header, Footer, and Sidebar. 🎨 /ui – Smaller reusable parts such as buttons, modals, forms, etc. 📂 Feature-specific folders (e.g., /auth, /dashboard) – For isolated components and logic per feature. 🧠 /hooks – Custom React hooks to manage reusable logic (e.g., useAuth, useCart, useFetch). 🧩 /lib – Utility and configuration files (e.g., database connections, helpers, constants). 🔗 /services – API or business logic layers to keep data fetching and logic cleanly separated. 🧱 /store – Centralized state management (using Redux, Zustand, or your preferred library). 📑 /types & /constants – TypeScript interfaces and reusable constants for type safety and consistency. 🎨 /styles – Global or modular CSS (Tailwind, SCSS, or a custom styling system). ✨ Best Practices: 🔹 Group related files by feature rather than by file type. 🔹 Keep components modular and reusable. 🔹 Use clear naming conventions for consistency. 🔹 Maintain separation between UI, logic, and data layers. 🔹 Refactor early to avoid chaos later. #Nextjs #Reactjs #WebDevelopment #FrontendDevelopment #JavaScript #TypeScript #CleanCode #ProjectStructure #WebDev #CodingBestPractices #ScalableApps #SoftwareEngineering #FullStackDevelopment

💭 Ever wished window.confirm() could show your own custom modal? I did — and got tired of juggling modal states, callbacks, and context just to ask: “Are you sure?” So I built a small helper for myself… and figured others might find it useful too 👇 👉 @sghere/react-confirm A minimal, promise-based confirm utility for React — lightweight, zero-config, and works beautifully with your own UI. ✨ Features 🧩 Zero configuration — works out of the box ⚛️ Fully compatible with React 16+ and 18 💬 Promise-based API: await confirm({...}) 🧠 Type-safe with ConfirmOptions support 🎨 Tailwind-ready styling — easily themeable 🪶 Lightweight — under 5 KB gzipped 📦 Installation npm install @sghere/react-confirm # or yarn add @sghere/react-confirm # or bun add @sghere/react-confirm ⚠️ Requires react and react-dom as peer dependencies 🚀 Quick Start import { confirm } from "@sghere/react-confirm"; import "@sghere/react-confirm/dist/react-confirm.css"; <button onClick={() => { confirm({ heading: "Are you sure?", body: "This will be deleted", onConfirm: () => { alert("Deleted ✅"); }, }); }} > Delete Item </button> It’s a small utility — nothing fancy — but it’s made my workflow cleaner and faster. If you give it a try, I’d love your thoughts or suggestions to make it better 🙌 #React #OpenSource #Frontend #JavaScript #ReactJS #WebDev #DeveloperTools #DevCommunity

♻️ “Stop Repeating Code — Use These 5 Reusable React Patterns Instead!” If your React codebase feels messy and repetitive, it’s not your components… It’s your patterns. Here are 5 reusable React patterns that make your code cleaner, scalable, and easier to maintain 👇 --- 🔧 1️⃣ Controlled + Uncontrolled Components Use controlled components when you need full control over state. Use uncontrolled components for simple cases. Clean and predictable UI, always. --- 🎯 2️⃣ Render Props Pattern Perfect when you want to share logic across components without breaking structure. <MyLogic render={(data) => <UI data={data} />} /> --- 🧩 3️⃣ Custom Hooks The ultimate reusability hack in React. If you repeat logic across components — put it in a hook. useFetch() useDebounce() useLocalStorage() --- ⚡ 4️⃣ Higher-Order Components (HOCs) Old but gold. Still amazing for wrapping components with extra behavior (auth checks, logging, theme, etc.). --- 📦 5️⃣ Compound Components Pattern Great for building complex UI components like dropdowns, modals, and carousels. It gives users flexibility without exposing internal complexity. <Dropdown> <Dropdown.Trigger /> <Dropdown.Menu /> <Dropdown.Item /> </Dropdown> --- 💡 Reusable patterns don’t just save time — they create scalable systems. Your future self (and your teammates) will thank you. 😄 👉 Which React pattern do you rely on the most? Share in the comments! 👇 --- #ReactJS #FrontendDevelopment #JavaScript #WebDevelopment #ReusableComponents #CleanCode #SoftwareEngineering #ReactPatterns #ComponentDesign #TechCommunity #DeveloperLife #ReactHooks #FrontendTips

⚡React Hook Patterns — Reusable Logic Made Easy React Hooks aren’t just functions — they’re a design pattern. They help you reuse logic, keep components clean, and make your code more maintainable. Here are 5 patterns every React developer should know 👇 ✅ State + Effect Pattern → Handle side effects cleanly ✅ Derived State Pattern → Compute data efficiently ✅ Event Listener Pattern → Attach & clean up listeners ✅ Ref + Effect Pattern → Handle DOM interactions ✅ Composed Hook Pattern → Combine hooks for smarter logic 💡 Hooks aren’t just tools — they’re architecture. Which of these do you already use in your codebase? #React #ReactJS #Frontend #WebDevelopment #CustomHooks #ReactTips #JavaScript #CleanCode #WebDevCommunity #DevTips

𝗥𝗶𝗽𝗽𝗹𝗲: 𝗔 𝗡𝗲𝘄 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸 𝗥𝗲𝘁𝗵𝗶𝗻𝗸𝗶𝗻𝗴 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱 𝗖𝗼𝗺𝗽𝗹𝗲𝘅𝗶𝘁𝘆 The JavaScript ecosystem keeps evolving — and just when we think we’ve seen it all, a new framework enters the scene. Recently, Dominic Gannaway (known for his work on React, Inferno, and Svelte) introduced Ripple, a TypeScript-first UI framework that’s getting attention for rethinking some long-standing challenges in front-end development. Ripple tries to simplify what many developers struggle with today — boilerplate, state management complexity, and performance overhead. A few noticeable ideas from Ripple’s approach: 🔹 Direct statements in templates – fewer abstractions, making logic more readable. 🔹 Built-in reactivity with track() and @ syntax – replaces hooks or signals with a cleaner, reactive model. 🔹 The $ syntax for reactivity in expressions – automatically tracks dependencies without manual wiring, improving readability and reducing repetitive code. 🔹 Scoped CSS and fine-grained DOM updates – improves encapsulation and minimizes unnecessary re-renders. 🔹 TypeScript-first design – ensures type safety and smooth developer experience from the start. These concepts address the fatigue developers feel from repetitive patterns in React and the complexity of managing reactivity in large applications. 💭 Do we really need new frameworks to simplify front-end development, or should we focus on refining the tools we already have? Ripple is still in its early stage, but it’s a reminder that our tools are constantly evolving to make the web simpler, even if the ecosystem keeps getting bigger. #JavaScript #TypeScript #WebDevelopment #Frontend #Ripple #Frameworks #DeveloperExperience

Frontend Problem Solving in Action Last week, I encountered a challenging issue while building a dynamic dashboard - the page would render slowly whenever large datasets were loaded. 💡 The Problem: Each time the user switched between filters, the entire component tree re-rendered, causing a visible lag. 🔧 The Solution: Instead of re-rendering the whole UI, I optimized the structure using: React.memo and useCallback to prevent unnecessary re-renders Implemented virtualized lists (react-window) for large data tables Split components with lazy loading + suspense to load only what’s needed 🔥 The Result: Page load time dropped by 60%, and interactions felt instantly smoother. 🧠 Takeaway: Frontend performance isn’t just about “faster code” - it’s about render strategy, smart data flow, and efficient reactivity. #frontenddevelopment #reactjs #webperformance #javascript #developers #problemsolving

Just built a reusable Alert Notification component in React that handles multiple notification types seamlessly. GitHub Link: https://lnkd.in/gwZynhDH Project Link: https://lnkd.in/gBp54c4f → Here's what makes this approach powerful: 1] Component Reusability Building one Notification component instead of four separate ones saves time and reduces code duplication. This is a core principle in React development that keeps projects maintainable and scalable. 2] Icon Integration with react-icons Using react-icons library provides lightweight, customizable SVG icons for Success, Error, Warning, and Info states. No need for heavy image files or font files—just import what you need. 3] Semantic Structure Each notification follows a clear layout: Icon → Content → Close action. This consistency improves user experience and makes the code predictable for developers. 4] CSS-in-JS Organization Storing styles in a separate index.css file keeps components clean and follows the separation of concerns principle. Easy to update styles without touching component logic. 5] Scalability Ready This pattern can easily extend to handle dynamic notifications, timeouts, animations, or callbacks—perfect for real-world applications. Why this matters for production code: → Reduces technical debt → Improves team collaboration → Makes debugging faster → Easier to write unit tests This is the kind of foundational React pattern that separates junior developers from mid-level engineers. Clean architecture = career growth. #React #JavaScript #WebDevelopment #FrontendDevelopment #ReactJS #nxtwave #CodingPractices #SoftwareEngineering #ComponentDriven #CleanCode #ReactPatterns #DevLife #TechSkills #CareerGrowth

 React 19’s use() Hook — Simplifying Async Logic in Modern React React 19 continues to push for cleaner, more declarative patterns — and the new use() hook is one of its most impactful additions. For years, we’ve relied on a combination of useEffect and useState to fetch and manage data. It worked, but often came with repetitive code, multiple re-renders, and less predictable data flow. The use() hook changes that. It allows React to directly “await” data inside components. When data is being fetched, React automatically suspends rendering until it’s ready — no manual state handling or loading checks needed. The result is a simpler and more intuitive developer experience: ✅ Cleaner components with minimal boilerplate ✅ More predictable rendering flow ✅ Seamless integration with React Server Components ✅ Better performance through built-in Suspense handling React 19’s use() hook represents more than just syntactic sugar — it’s a foundational step toward truly declarative and asynchronous UI design. #React19 #ReactJS #Frontend #FullStack #WebDevelopment #JavaScript #CleanCode #SoftwareEngineering #ModernReact

Ever feel like managing state in React is like juggling flaming torches 🔥? Fear not! Let's demystify `useState` and `useEffect` - two fundamental hooks that can turn state management from a circus act into a smooth, orchestrated performance. `useState` is your go-to for declaring and updating state within functional components. It's like having a personal assistant that remembers values and automatically triggers re-renders when those values change. Think of it as a simple way to store and update things like form input, button clicks, or even fetched data. Its real value lies in how it keeps your UI synchronized with your data. `useEffect`, on the other hand, handles side effects – actions that reach outside the component, like fetching data from an API, setting up subscriptions, or directly manipulating the DOM 🌐. It's your gateway to the outside world! Using `useEffect` correctly prevents memory leaks and performance issues by managing when and how these side effects are executed. One common pitfall is forgetting the dependency array in `useEffect`! 😬 Leaving it empty (or missing it entirely) can cause infinite loops or stale data. Be explicit about which variables, when changed, should trigger the effect. Another mistake? Directly mutating state without using the `setState` function provided by `useState`. Always use the update function for predictable behavior! Best practices include keeping state minimal and related to the UI. Avoid storing derived data directly in state – calculate it whenever possible. Use multiple `useState` calls for logically separated pieces of state, rather than one large, complex object. This leads to cleaner code and more efficient re-renders. Mastering `useState` and `useEffect` is crucial for building robust and performant React applications. Understanding when and how to use them separates the novice from the seasoned developer. So, how do you leverage these hooks in your most complex React components? I'd love to hear your experiences! 🤔 #ReactHooks #JavaScript #FrontendDevelopment #ReactJS #WebDev