Discover ten practical Vue3 techniques—including shallowRef, shallowReactive, toRef/toRefs, watchPostEffect, v‑for keys, custom hooks, v‑model modifiers, keep‑alive, and Web Workers—that boost performance, simplify data handling, and enhance component development for modern frontend projects.
After three successive permission‑system failures caused mismatched UI, fragmented checks, and tightly coupled logic, we rebuilt the Vue.js permission architecture using a unified API, a TypeScript‑typed hook, and an optional v‑permission directive, achieving maintainable, debuggable, and easily extensible access control across pages, buttons, and fields.
This article explores the inner workings of Ant Design Form, comparing the legacy HOC‑based implementation with the modern Hooks API, detailing state‑lifting, form store design, performance trade‑offs, and providing step‑by‑step code examples for building a custom form solution in React.
This comprehensive React‑TypeScript guide walks developers through type‑safe component declarations—including functional, class, and generic patterns—hooks usage, event handling, element typing, error boundaries, and both fetch and Axios asynchronous request wrappers, emphasizing best practices for readability, maintainability, and performance.
This article explains why overusing useState in complex React components can lead to tangled code and bugs, and demonstrates how switching to useReducer provides a single source of truth, clearer actions, and more maintainable state management.
The article traces React’s evolution from early JSX‑based componentization to the Hooks‑driven functional component era, compares alternative approaches like Solid.js, Vue, and Svelte, and reflects on the underlying principles of separation of concerns and intimacy that drive UI paradigm shifts.
This article explains how the Single Responsibility Principle applies to React components, shows a common anti‑pattern with a monolithic component, and demonstrates a cleaner architecture using custom hooks, presentation components, and container components for better maintainability.
This article explains the evolution of Vue development, introduces Vue Hooks as the core of the Composition API, demonstrates their advantages over Mixins with clear code examples, and provides best‑practice guidelines and common pitfalls for building maintainable, reusable front‑end components.
This tutorial explains how to build a Python-based keylogger on Windows by importing win32 API DLLs with ctypes, registering low‑level keyboard hooks, defining hook procedures using WINFUNCTYPE, handling hook events, and properly installing and uninstalling the hook, complete with full source code.
This guide explains React’s various state types—local, class, global, navigation, form, and persistent—showing how to manage each with built‑in hooks, Context, libraries such as Zustand, Jotai, React Query, SWR, React Router, TanStack Router, React Hook Form, Formik, and persistence tools like localStorage and redux‑persist.
This article demonstrates how to visualize convolutional features of a VGG‑16 network using only about 40 lines of Python code, explains the underlying concepts, walks through generating patterns by maximizing filter activations, and provides a complete implementation with hooks, loss functions, and multi‑scale optimization.
React 19 introduces a suite of new features including Actions with useActionState, optimistic UI with useOptimistic, the use hook for resource reading, enhanced form handling via useFormStatus, server components, static rendering APIs, improved hydration, ref-as-prop, metadata handling, stylesheet and async script support, and advanced resource preloading.
Vue’s reusable logic pattern, called Composables, are functions built with the Composition API that encapsulate reactive state via ref and lifecycle hooks, follow a use‑prefix naming convention, and let developers like the mouse‑tracker example share stateful behavior across components cleanly.
This article explains what Hooks are, demonstrates how to use them in Vue 3, and guides readers through building reusable custom Hook functions such as useMouse and useTable, covering pagination, parameter handling, and best practices for clean, maintainable frontend code.
This article explains how to build an eye‑catching falling confetti animation in Flutter by defining a ConfettiPiece class, using HookWidget for state management, CustomPaint for rendering, LayoutBuilder for responsive sizing, and a periodic timer to animate the pieces, with customizable parameters for color, size, and speed.
This article explains how to correctly use React's useRef hook with TypeScript across several real‑world scenarios, compares different initialization patterns, highlights typical mistakes with useLayoutEffect, and provides best‑practice solutions for forwarding refs, merging refs, and exposing imperative handles.
Swizec Teller argues that in most React projects the useCallback and useMemo hooks are unnecessary, explains how they work, shows common pitfalls, and provides concrete alternatives for writing cleaner, more efficient components without over‑optimizing.
This article explains the hidden .git folder structure, detailing each file and directory such as HEAD, refs, objects, logs, config, index, and hooks, and shows how to read commit data and use stash with practical command examples.
The article examines Git CVE‑2024‑32002, a remote‑code‑execution flaw that lets attackers run malicious code simply by cloning a crafted repository, exploiting Git hooks, submodules and case‑insensitive symbolic‑link tricks, and advises users to verify their Git version and update to mitigate the risk.
Git’s CVE‑2024‑32002 is a critical remote‑code‑execution flaw where a malicious repository can exploit hooks, submodules, and symlinks on case‑insensitive file systems to inject and run attacker‑controlled scripts during a recursive clone, affecting versions up to 2.45.0 and mitigated by disabling recursive submodule fetching, avoiding untrusted clones, and updating Git.
This article explains when React's useEffect callbacks run—whether synchronously before rendering or asynchronously after rendering—by analyzing four demos, discussing the impact of event types, rendering workload, and React's internal scheduling rules.
An in‑depth guide shows how to remove the need for the observer wrapper in Formily/reactive by leveraging React’s internal __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED, using ReactionStack, Object.defineProperty, and ahooks to automatically refresh components when reactive data changes.
By separating UI components from business logic using a clean, layered architecture inspired by DDD, Hexagonal and Clean Architecture, the article shows how React, zustand hooks, and strict data‑dependency rules reduce coupling, lower development cost, and make agile front‑end code easier to maintain and extend.
This tutorial demonstrates how to create a visually striking card component with light‑following and 3D parallax effects using React, Tailwind CSS, and custom hooks, covering setup of three boxes, mouse event handling, CSS transforms, and reusable hook encapsulation.
This article explains React Hooks introduced in version 16.8, detailing the purpose and usage of common hooks such as useState, useEffect, useContext, useReducer, useRef, useCallback, and useMemo, and provides practical code examples for each.
React’s upcoming v19 release introduces four experimental hooks—use, useOptimistic, useFormState, and useFormStatus—focused on simplifying data fetching and form handling, allowing developers to read promises or context directly, perform optimistic UI updates, and manage form state and submission status within React components.
The article reviews five React component design patterns—Compound, Controlled, Custom Hooks, Props Getters, and State Reducer—explaining how each improves reusability, API simplicity, and state management while weighing their advantages, disadvantages, and ideal use‑cases for scalable, maintainable UI development.
This article introduces Vue 3 Hooks, explains their relationship to the Composition API, compares them with mixins and class‑based patterns, provides best‑practice guidelines, and offers multiple TypeScript code examples for creating, using, and managing custom hooks to improve code reuse and maintainability.
This article explains the concepts, use‑cases, and performance trade‑offs of controlled versus uncontrolled forms in React, demonstrates how Ant Design 3 and 4 implement form handling with HOC or Context + hooks, and introduces the lightweight, non‑controlled approach of react‑hook‑form with practical code examples.
This article explains how DataWind’s frontend team replaced the outdated Dva‑based data flow with a new Redux‑plus‑hook solution called HookStore, detailing the pain points of complex initialization, legacy async syntax, tight module coupling, and showing migration steps, code examples, and benefits such as multi‑instance support and OpenAPI decoupling.
This article provides an in‑depth overview of React class component lifecycles before and after version 16, the new lifecycle methods, virtual DOM and diff algorithm, asynchronous rendering with Fiber, state batching, higher‑order components, render props, and error boundaries, illustrating each concept with code examples.
This article explains how to convert state‑driven Element‑Plus Dialog components into a command‑style API using a custom useCommandComponent hook, discusses the drawbacks of traditional Dialog handling, outlines required component conventions, provides implementation code, and offers practical usage examples for Vue developers.
This article explains how React relies on shallow comparison of immutable data to trigger re‑renders, demonstrates common pitfalls when mutating state directly, and shows how using Immer provides a concise, copy‑on‑write solution that reduces bugs, memory usage, and CPU overhead.
This article explains how React manages side‑effects with useEffect and useLayoutEffect, covering the underlying Effect data structure, the mount and update phases, the commit pipeline (before‑mutation, mutation, layout), and the differences in timing and execution between the two hooks.
This article explains how adopting RxJS concepts—such as observable streams, pipeline operators, and pure functional transformations—can help Vue developers avoid common reactivity pitfalls, write more declarative code, and improve maintainability through practical examples and concrete guidelines.
This article explains how to write reusable frontend code by identifying and separating reusable parts such as UI components, API calls, business workflows, shared data, and utility functions, illustrating each with React and Vue examples, code snippets, and best‑practice recommendations.
This article explores the evolution of React’s APIs—from early mixins to higher‑order components, render props, and Hooks—examining the mental models, trade‑offs, and best practices that guide developers in building maintainable, performant front‑end applications.
This article explains the three main Gerrit hook configurations—client‑side hooks, webhooks, and server‑side hooks—detailing their setup procedures, code examples, advantages, and typical use cases for automating notifications and CI/CD pipelines.
This article explains the motivation for writing unit tests for shared React hook modules, demonstrates how an AI assistant in the Cursor IDE can generate Jest test cases from a repository, and details the step‑by‑step process of configuring the environment, fixing failing tests, and reflecting on AI's current limitations.
This article explains the new React "use" hook proposal, covering its background, how to integrate it with Suspense, minimal examples, promise caching, control‑flow usage, design motivations, implementation details, limitations, and the surrounding community debate.
This article explains the core implementation of React Hooks introduced in React 16.8, covering the internal Hook manager, the built‑in Hook functions such as useState, useEffect, useReducer, and provides simplified code examples to illustrate how state and side‑effects are managed within function components.
This guide explains why error handling is crucial in React, compares try/catch and Error Boundary approaches, highlights their limitations, and presents Dan Abramov's clever technique for catching asynchronous errors, providing practical code examples and best‑practice recommendations.
This tutorial explains how React compound components work, showing how to share implicit state across parent and child components using Context and Hooks, with practical code examples like a Toggle component and a Reach UI Menu, to create more intuitive and elegant APIs.
This article compares Vue’s single‑file components with React’s class and functional components, explains the shift from two‑way binding to one‑way data flow, introduces JSX and React Hooks, discusses state‑management patterns like Vuex and Redux, and provides a practical TodoList implementation.
This article explains what triggers a React component re‑render, distinguishes required from unnecessary renders, and presents practical techniques—such as narrowing render scope, using memo, useMemo, useCallback, and context selectors—to improve performance in complex applications.
This article provides in‑depth guidance on using React hooks such as useState, useEffect, useContext, useReducer, and related utilities, covering lazy initialization, functional updates, performance‑optimising patterns, state sharing strategies, and advanced techniques like useImmer and react‑tracked to reduce mental overhead and avoid bugs.
This article explains why passing an object as a React Context Provider value can cause unnecessary re‑renders, introduces the community‑made use‑context‑selector library to mitigate the problem, analyzes its limitations, and presents a custom optimized implementation using useSyncExternalStore for precise component updates.
This article provides a comprehensive guide to the ProTable Vue component, detailing its features, configuration options, hooks, code implementation, and usage examples, including table rendering, search forms, pagination, custom slots, and data handling for frontend development.
This article explains how to build a lightweight React‑like library called Didact, covering its core concepts, step‑by‑step source‑code walkthrough, implementation of createElement, render, Fiber architecture, concurrent mode, and a useState hook for function components.
This article reviews essential React design patterns—including container/presentational components, higher‑order components, render props, compound components, and custom hooks—explaining the underlying SOLID principles, providing clear code examples, and offering guidance on when to apply each pattern.
This article examines the pitfalls of traditional React state management in complex applications, explains why Zustand offers superior state sharing, mutation, derivation, and performance optimization, and provides detailed code examples and best practices for integrating Zustand into large-scale frontend projects.
This article explains the mechanics behind React re‑rendering, how state and props changes trigger renders, common pitfalls that cause multiple renders in class and function components, and practical strategies—including batching, state merging, useReducer, and refs—to minimize unnecessary updates.
This article provides a comprehensive guide on unit testing custom React Hooks using Jest, renderHook, act, and the React Testing Library, covering examples such as useCounter, useEventListener, useHover, and useMouse with detailed code snippets and best‑practice recommendations.
This article provides a comprehensive guide to Recoil, Facebook's React state‑management library, covering its graph‑based architecture, atoms and selectors, family APIs for bulk state, async data handling with Suspense and Loadable, snapshot usage for SSR and time‑travel, external synchronization, and practical tips for reducing mental load.
This article examines the core challenges that global state‑management libraries must address in modern React applications, reviews the evolution from early solutions like Redux to newer atom‑based and remote‑state tools, and offers guidance on selecting the most suitable library for a given project.
This article explores how PureComponent and shouldComponentUpdate address unnecessary re‑renders in class components, compares them with functional components and hooks, and provides practical techniques—including React.memo, useCallback, setState updater functions, and refs—to optimize rendering performance in modern React applications.
React’s useReducer hook, introduced in version 16.8, lets a component manage complex state by supplying a reducer function and an initial value, returning [state, dispatch] where dispatch triggers actions; it supports lazy initialization, centralizes updates, works with useContext for shared state, and is preferable to useState for non‑trivial logic but less suited than full Redux for large‑scale state needs.
This article provides a comprehensive overview of React 18, covering its release timeline, migration steps, new APIs such as the root API, useId, useSyncExternalStore and useInsertionEffect, automatic state batching, flushSync, updated Strict Mode and Suspense behavior, concurrent mode concepts, and practical code examples for developers upgrading from React 17.
This article explains the major React 18 innovations—including Concurrent Mode, startTransition, automatic batching, streaming SSR, Server Components, Offscreen, and new hooks—showing how they work, when to use them, and providing practical code examples for developers upgrading their apps.
Learn how to build a simple global state management solution in React using custom hooks, starting from a basic counter component, extending it with initialization props, synchronizing multiple counters, and finally creating a reusable createGlobalState utility for shared state across components.
This article reviews the evolution of React state‑management solutions, comparing classic Redux with modern Hook‑based libraries such as Unstated‑Next, Constate, Zustand, Jotai and Valtio, explains core concepts like algebraic effects, context duplication, and provides practical code examples and performance tips.
This article shares a small team's journey from scratch to advanced API testing, detailing how they adopted HttpRunner, upgraded to its pytest‑compatible v3.x, and later integrated Apifox for streamlined documentation, mocking, and automated tests, while highlighting practical setup, hooks, and lessons learned.
This article explains the SWR library—a lightweight React hook that implements the stale‑while‑revalidate caching strategy—covering its core concepts, basic usage, advanced features like global configuration and middleware, and an overview of its internal implementation.
Xianyu standardized its interactive tasks and lottery features by abstracting capabilities into a reusable SDK, providing self‑diagnosis tools, and unifying configuration workflows, which cut front‑end development time by about half, enable operators to troubleshoot without developers, and lower launch and testing costs across large‑scale marketing events.
This article explains why React function components were stateless before version 16, how the introduction of Fiber and the useState hook gave them state, and dives into the internal mechanisms—including renderWithHooks, hook queues, and update scheduling—that make state updates work in modern React.
The article traces React’s state‑management evolution from basic useState hooks through unstated‑next and hox to the minimalist zustand library, showing how each step reduces boilerplate, eliminates prop‑drilling and deep providers, and enables precise, hook‑based updates for modern functional components.
Writing reusable front‑end code means identifying and extracting repeatable UI components, centralized API request/response handling, common business‑flow logic, shared state management, and utility functions into separate, modular files or libraries, which reduces duplication, eases maintenance, and improves scalability across similar scenarios.
This article explains why React introduced Hooks, how they solve state‑reuse and component‑complexity problems, details the internal fiber architecture behind useState, useReducer, useEffect, useLayoutEffect, useCallback and useMemo, and provides practical code examples for each.
This article explains how to keep state as close as possible to where it is used, using props for simple sharing, React Context as a "wormhole" for widely needed state, and custom hooks to simplify the pattern, illustrated with a step‑by‑step click‑counter example and performance considerations.
This article explains the three main reasons function components re‑render—useState/useReducer updates, parent updates, and context changes—and shows how to control unnecessary renders with techniques such as memoization, useCallback, useRef, and component extraction.
This article explains why React introduced Hooks, compares the official Hooks with popular third‑party libraries ahooks and react‑use, lists their most useful Hooks, shows how to install them, and provides a custom Hook example for displaying error modals, helping developers write cleaner, more reusable functional components.
This article provides a comprehensive overview of React's runtime optimization strategies across versions 15 to 18, explaining the evolution of its architecture, the introduction of Fiber, concurrent rendering, scheduling, priority lanes, and new APIs such as Suspense, startTransition, and useDeferredValue, while including detailed code excerpts and practical insights for developers.
This article explains how to install and use the React Profiler tool to identify performance bottlenecks in React applications, demonstrates analysis of render phases with example code, and discusses optimization techniques such as React.memo, PureComponent, shouldComponentUpdate, and hooks to reduce unnecessary re‑renders.
This article explores how classic design patterns and solid principles can be applied to React Hooks development, demonstrating with Context, custom global state, useState vs useReducer, and custom hook composition to improve code maintainability and reduce unnecessary re‑renders.
Midway 2.0 introduces a runtime‑based Hook system, removes compiler constraints, enables faster startup under 2 seconds, supports code reuse, new middleware models, flexible configuration via midway.config.ts, enhanced testing utilities, and broader deployment scenarios including web servers, all backed by open‑source Vite and Prisma integrations.
This article explains the drawbacks of weakly‑typed JavaScript, outlines the advantages of adopting TypeScript, and provides practical guidance on configuring ESLint, Prettier, tsconfig, and React component typings—including hooks, event handling, and generic utilities—to improve code quality and developer productivity.
This article provides a thorough overview of Git, covering its origins, core concepts such as workspace, staging area, and repositories, detailed explanations of common and advanced commands, workflow diagrams, troubleshooting tips, and best practices for collaborative development and version control.
In this extensive live interview, React core maintainer Dan discusses his programming origins, the philosophy behind React state management and Hooks, practical advice for newcomers, the challenges of Concurrent Mode and Server Components, and his vision for React’s evolution and competitiveness.
React 18 introduces automatic batching that merges multiple state updates into a single render across all contexts—including promises, timeouts, and native events—improving performance while offering opt‑out mechanisms like flushSync for rare cases where immediate DOM updates are required.
This article provides a comprehensive tutorial on Flask, covering request objects, application and request contexts, lifecycle hooks, blueprint modularization, class‑based and method‑based views, routing techniques, and common HTTP status codes for rapid Python web development.
This article explores why React moved from class components to the Hooks API, explains its functional‑programming roots, compares Hooks with Redux, Mixins, HOCs, Vue's Composition API, and demonstrates how TypeScript type inference and codata concepts can deepen understanding while providing practical code examples.
This article provides a step‑by‑step guide to understanding Webpack fundamentals, the role of plugins, hook mechanisms, and a complete example of creating a custom plugin that merges route files into a unified router configuration for a large React project.
This article explains how React’s functional nature, rooted in pure functions and side‑effect management, leads to the design of Hooks such as useState and useEffect, and walks through their implementation details and practical considerations.
This article examines the evolution of frontend request libraries—from jQuery Ajax to modern hook-based solutions like useRequest, SWR, and react-query—highlighting their simplified loading state handling, cache mechanisms, refetching, and mutate features, and comparing their design differences with class components.
This tutorial walks through why catching front‑end component errors is essential, demonstrates how to implement a custom React ErrorBoundary with flexible fallback options, reset logic, higher‑order component wrappers, and hooks, and provides complete TypeScript examples and best‑practice summaries.
This guide covers the essential TypeScript knowledge for React development, demonstrating how to import React, declare functional components with React.FC, use core hooks such as useState, useRef, useEffect, useMemo, create custom hooks, handle defaultProps, choose between type and interface, type props, manage forms and events, work with operators, and apply generic patterns for reusable components.
Recoil, Facebook’s experimental state‑management library for React, offers a hook‑based, orthogonal approach that reduces overhead compared to Redux and MobX, supports both synchronous and asynchronous selectors, provides utilities like atomFamily and selectorFamily, and integrates seamlessly with React’s concurrent features, making it a promising frontend solution.
This article explores the motivations behind React's Hooks API, contrasts it with the traditional Class API, delves into functional programming concepts, demonstrates practical implementations with Redux, Mixins, HOCs, custom Hooks, TypeScript type inference, codata theory, and compares React Hooks to Vue's Composition API, providing code examples and visual diagrams throughout.
This guide walks through common enterprise Git workflows, daily best‑practice tips, essential commands, configuration options, merge vs. rebase decisions, history rewriting, reflog recovery, batch editing, hook scripts, shallow cloning for large projects, and stash techniques for handling interruptions.
This article explores the motivations behind React's Hooks API, contrasts it with the Class API, delves into functional programming concepts, demonstrates implementations via Mixins, HOCs, and custom hooks, and compares React Hooks to Vue's Composition API, offering deep insights for front‑end developers.
This article reviews practical techniques for writing cleaner React components, covering anti‑patterns like prop spreading, using object parameters, curried event handlers, preferring map over if/else, leveraging custom hooks, and splitting components with wrappers, separation of concerns, and dedicated files to improve readability and scalability.
SwiftUI Hooks is an open‑source library that adapts React Hooks concepts for SwiftUI, providing state‑and‑lifecycle hooks such as useState, useEffect, useMemo, and custom hooks, along with usage rules, testing utilities, context handling, and installation instructions for iOS development.
Tapable powers Webpack’s extensible workflow by providing a dynamic function generator and a suite of over ten hook classes—such as SyncHook, AsyncSeriesWaterfallHook, and AsyncParallelHook—that let developers compose synchronous, asynchronous, bail‑out, waterfall, and looping pipelines, illustrated by a jQuery.ajax‑style service where each request phase is modularly plugged in.
This article reviews React Hooks, compares them with class components, demonstrates change‑driven coding with practical examples, introduces marble diagrams for visualizing state flows, and explores advanced patterns like custom hooks, immutable data handling, and global state management for more maintainable frontend development.
Vue.js lifecycle hooks guide developers through a component’s creation, mounting, updating, and destruction phases, providing automatic callbacks such as beforeCreate, created, beforeMount, mounted, beforeUpdate, updated, beforeDestroy, and destroyed, which enable proper data fetching, DOM manipulation, reactive updates, and resource cleanup at the appropriate moments.
This article explains why mixing React Hooks with existing Class Components is often necessary, compares three integration techniques—Render Props, Higher‑Order Components, and Ref forwarding with useImperativeHandle—provides complete code examples for each, and discusses current Hook limitations and future support.
This article explains how React can serve as a complete state‑management solution by using hooks, lifting state, component composition, the Context API, and optional libraries, while also covering performance tips, server‑cached versus UI state, and when to adopt external tools.
This article introduces Midway Serverless, a new cloud‑native Node.js framework that brings React‑like Hooks to serverless development, explains Alibaba's Serverless landscape, details the framework’s toolchain, architecture and standards, showcases its functional R&D, API‑free calls, progressive development features, and shares performance results and future plans.
This article explains how Webpack's core Tapable library powers its plugin system, detailing the various hook types, registration and triggering mechanisms, and provides practical code examples for creating and using custom plugins within a Webpack build pipeline.
This article details the Midway Serverless framework's cloud‑native, React‑Hooks‑inspired approach to backend development, covering Alibaba's Node.js serverless landscape, the framework's architecture, new integrated development model, functional R&D features, and future open‑source plans.
